UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
FORM 6-K
REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16
OF THE SECURITIES EXCHANGE ACT OF 1934
FOR THE MONTH OF APRIL 2025
COMMISSION FILE NUMBER 001-38976
Genmab A/S
(Exact name of Registrant as specified in its charter)
Carl Jacobsens Vej 30
2500 Valby
Denmark
+45 70 20 27 28
(Address of principal executive offices)
Indicate by check mark whether the registrant files or will file annual reports under cover Form 20-F or Form 40-F.
Form 20-F ⌧ Form 40-F ◻
This report on Form 6-K shall be deemed to be incorporated by reference in Genmab A/S’s registration statements on Form S-8 (File No. 333-232693, 333-253519, 333-262970, 333-277273 and 333-284876) and to be a part thereof from the date on which this report is filed, to the extent not superseded by documents or reports subsequently filed or furnished.
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
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GENMAB A/S |
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BY: |
/s/ Anthony Pagano |
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Name: Anthony Pagano |
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Title: Executive Vice President & Chief Financial Officer |
DATE: APRIL 7, 2025
EXHIBIT INDEX
Exhibit |
Description of Exhibit |
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99.1 |
Company Announcement Dated April 7, 2025: Transactions in Connection with Share Buy-back Program |
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99.1(a) |
Appendix Share buyback program – Specification for March 31 – April 2, 2024 |
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99.1(b) |
Appendix Share buyback program – Specification for April 3 – April 4, 2024 |
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Exhibit 99.1

Transactions In Connection with Share Buy-back Program
Company Announcement
COPENHAGEN, Denmark; April 7, 2025 – Genmab A/S (Nasdaq: GMAB). On March 25, 2025, Genmab announced the initiation of a share buy-back program to repurchase up to 2.2 million shares to reduce capital and to honor our commitments under the Restricted Stock Unit program. The share buy-back program is expected to be completed no later than July 10, 2025.
The following transactions were executed under the program from March 31 to April 4, 2025:
Trading Platform |
No. of shares |
Average price (DKK) |
Total value (DKK) |
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Accumulated through last announcement |
|
233,556 |
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319,971,942.97 |
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March 31, 2025 |
XCSE |
49,478 |
1,342.63 |
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|
|
BCXE |
25,000 |
1,342.85 |
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|
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AQEU |
3,596 |
1,342.79 |
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|
|
TQEX |
5,000 |
1,342.87 |
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Total |
83,074 |
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111,544,914.00 |
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April 1, 2025 |
XCSE |
50,906 |
1,308.77 |
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BCXE |
25,500 |
1,308.62 |
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AQEU |
2,911 |
1,307.66 |
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|
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TQEX |
4,755 |
1,307.89 |
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|
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Total |
84,072 |
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110,019,427.00 |
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April 2, 2025 |
XCSE |
51,447 |
1,278.28 |
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|
|
BCXE |
25,320 |
1,277.95 |
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|
|
AQEU |
4,674 |
1,277.41 |
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|
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TQEX |
4,965 |
1,278.17 |
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Total |
86,406 |
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110,438,006.00 |
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April 3, 2025 |
XCSE |
51,162 |
1,283.49 |
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|
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BCXE |
26,200 |
1,283.62 |
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|
|
AQEU |
4,600 |
1,283.38 |
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|
|
TQEX |
5,069 |
1,283.57 |
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|
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Total |
87,031 |
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111,706,673.00 |
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April 4, 2025 |
XCSE |
36,698 |
1,277.18 |
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|
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BCXE |
18,346 |
1,276.76 |
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|
|
AQEU |
1,606 |
1,277.99 |
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|
|
TQEX |
5,300 |
1,270.68 |
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|
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Total |
61,950 |
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79,080,513.00 |
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Total |
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402,533 |
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522,789,533.00 |
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Accumulated under the program |
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636,089 |
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842,761,476.00 |
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Details of each transaction are included as an appendix to this announcement.
Genmab A/S |
Tel: +45 7020 2728 |
Company Announcement no. 17 |
Carl Jacobsens Vej 30 |
Fax: +45 7020 2729 |
Page 1/2 |
2500 Valby, Denmark |
www.genmab.com |
CVR no. 2102 3884 |
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LEI Code 529900MTJPDPE4MHJ122 |

Transactions In Connection with Share Buy-back Program
Following these transactions, Genmab holds 3,165,695 shares as treasury shares, corresponding to 4.78% of the total share capital and voting rights.
The share buy-back program is undertaken in accordance with Regulation (EU) No. 596/2014 (‘MAR’) and the Commission Delegated Regulation (EU) 2016/1052, also referred to as the “Safe Harbour Regulation.” Further details on the terms of the share buy-back program can be found in our company announcement no. 14 dated March 25, 2025.
About Genmab
Genmab is an international biotechnology company with a core purpose of guiding its unstoppable team to strive toward improving the lives of patients with innovative and differentiated antibody therapeutics. For more than 25 years, its passionate, innovative and collaborative team has invented next-generation antibody technology platforms and leveraged translational, quantitative and data sciences, resulting in a proprietary pipeline including bispecific T-cell engagers, antibody-drug conjugates, next-generation immune checkpoint modulators and effector function-enhanced antibodies. By 2030, Genmab’s vision is to transform the lives of people with cancer and other serious diseases with knock-your-socks-off (KYSO) antibody medicines®.
Established in 1999, Genmab is headquartered in Copenhagen, Denmark, with international presence across North America, Europe and Asia Pacific. For more information, please visit Genmab.com and follow us on LinkedIn and X.
Contact:
Marisol Peron, Senior Vice President, Global Communications & Corporate Affairs
T: +1 609 524 0065; E: mmp@genmab.com
Andrew Carlsen, Vice President, Head of Investor Relations
T: +45 3377 9558; E: acn@genmab.com
This Company Announcement contains forward looking statements. The words “believe,” “expect,” “anticipate,” “intend” and “plan” and similar expressions identify forward looking statements. Actual results or performance may differ materially from any future results or performance expressed or implied by such statements. The important factors that could cause our actual results or performance to differ materially include, among others, risks associated with pre-clinical and clinical development of products, uncertainties related to the outcome and conduct of clinical trials including unforeseen safety issues, uncertainties related to product manufacturing, the lack of market acceptance of our products, our inability to manage growth, the competitive environment in relation to our business area and markets, our inability to attract and retain suitably qualified personnel, the unenforceability or lack of protection of our patents and proprietary rights, our relationships with affiliated entities, changes and developments in technology which may render our products or technologies obsolete, and other factors. For a further discussion of these risks, please refer to the risk management sections in Genmab’s most recent financial reports, which are available on www.genmab.com and the risk factors included in Genmab’s most recent Annual Report on Form 20-F and other filings with the U.S. Securities and Exchange Commission (SEC), which are available at www.sec.gov. Genmab does not undertake any obligation to update or revise forward looking statements in this Company Announcement nor to confirm such statements to reflect subsequent events or circumstances after the date made or in relation to actual results, unless required by law.
Genmab A/S and/or its subsidiaries own the following trademarks: Genmab®; the Y-shaped Genmab logo®; Genmab in combination with the Y-shaped Genmab logo®; HuMax®; DuoBody®; HexaBody®; DuoHexaBody®, HexElect® and KYSO®.
Genmab A/S |
Tel: +45 7020 2728 |
Company Announcement no. 17 |
Carl Jacobsens Vej 30 |
Fax: +45 7020 2729 |
Page 2/2 |
2500 Valby, Denmark |
www.genmab.com |
CVR no. 2102 3884 |
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LEI Code 529900MTJPDPE4MHJ122 |
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

Issuer |
Date |
Time CET |
Quantity |
Price (DKK) |
Venue |
GENMAB A/S |
31-Mar-2025 |
09:42:24 AM |
61 |
1345.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
09:42:24 AM |
73 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:42:25 AM |
68 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:42:25 AM |
72 |
1345.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
09:42:44 AM |
64 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:42:44 AM |
71 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
09:42:44 AM |
68 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:42:46 AM |
72 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:42:46 AM |
11 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
09:42:46 AM |
67 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:42:51 AM |
63 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
09:44:45 AM |
43 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:45:27 AM |
14 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:45:27 AM |
41 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:45:38 AM |
39 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:45:47 AM |
36 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:45:47 AM |
42 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
09:46:23 AM |
34 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:46:45 AM |
11 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:46:45 AM |
24 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:46:45 AM |
22 |
1345.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
09:49:19 AM |
76 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:49:19 AM |
25 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
09:49:36 AM |
61 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:50:25 AM |
79 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:50:25 AM |
54 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:51:29 AM |
83 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:51:29 AM |
25 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:51:29 AM |
31 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:53:50 AM |
23 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
09:54:10 AM |
36 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:54:10 AM |
36 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:54:11 AM |
23 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
09:55:37 AM |
76 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:55:37 AM |
25 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:55:37 AM |
13 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:55:45 AM |
53 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:55:48 AM |
65 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:55:48 AM |
8 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:58:21 AM |
2 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:58:27 AM |
62 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:58:46 AM |
75 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
09:58:46 AM |
22 |
1345.00 |
TQEX |
1
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
09:58:48 AM |
3 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
09:58:48 AM |
54 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:00:47 AM |
30 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:00:47 AM |
37 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:01:35 AM |
1 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:01:35 AM |
21 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:01:35 AM |
79 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:02:43 AM |
64 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:03:16 AM |
80 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:03:42 AM |
46 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:03:49 AM |
83 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:03:49 AM |
33 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:03:49 AM |
29 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:04:12 AM |
50 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:04:12 AM |
22 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:04:12 AM |
50 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:04:12 AM |
19 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:04:44 AM |
81 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:05:10 AM |
10 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:05:39 AM |
51 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:06:25 AM |
20 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:06:26 AM |
15 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:07:14 AM |
6 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:07:14 AM |
74 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:07:20 AM |
8 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:07:20 AM |
5 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:07:20 AM |
8 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:07:28 AM |
53 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:07:31 AM |
25 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:07:41 AM |
43 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:07:41 AM |
31 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:08:07 AM |
58 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:08:13 AM |
7 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:10:40 AM |
24 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:10:40 AM |
54 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:10:49 AM |
57 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:15:26 AM |
22 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:15:33 AM |
6 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:15:33 AM |
52 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:17:26 AM |
16 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:17:55 AM |
10 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:19:29 AM |
40 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:19:29 AM |
57 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:20:12 AM |
62 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:12 AM |
20 |
1343.00 |
XCSE |
2
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
10:20:12 AM |
44 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:12 AM |
37 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:12 AM |
17 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:12 AM |
6 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:19 AM |
82 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:19 AM |
81 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:19 AM |
37 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:19 AM |
30 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:19 AM |
15 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:19 AM |
22 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:20:19 AM |
62 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:20:42 AM |
27 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:20:42 AM |
83 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:21:51 AM |
31 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:21:51 AM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:21:51 AM |
30 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:21:51 AM |
5 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:21:59 AM |
1 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:31 AM |
79 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:31 AM |
30 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:23:31 AM |
81 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
77 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
16 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
56 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
8 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
44 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
20 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:34 AM |
40 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:23:55 AM |
81 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:24:02 AM |
78 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:24:16 AM |
26 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:24:43 AM |
10 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:24:48 AM |
3 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:25:11 AM |
65 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:26:29 AM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:26:29 AM |
24 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:28:00 AM |
69 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:28:00 AM |
7 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:28:00 AM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:28:00 AM |
2 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:28:55 AM |
26 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:28:55 AM |
7 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:30:57 AM |
22 |
1347.50 |
TQEX |
3
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
10:30:57 AM |
80 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:32:24 AM |
51 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:32:24 AM |
26 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:32:51 AM |
76 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:32:51 AM |
36 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:33:08 AM |
1 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:33:14 AM |
43 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:33:30 AM |
35 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:34:35 AM |
79 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:35:17 AM |
83 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:35:17 AM |
26 |
1346.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:35:17 AM |
36 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:35:17 AM |
5 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:36:15 AM |
82 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:36:15 AM |
30 |
1345.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:36:15 AM |
83 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:37:30 AM |
35 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:37:47 AM |
42 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:37:52 AM |
45 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:37:52 AM |
32 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:43:19 AM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:43:19 AM |
17 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:43:19 AM |
22 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:43:19 AM |
76 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:43:23 AM |
22 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
10:43:36 AM |
30 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:43:52 AM |
46 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:45:15 AM |
36 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:45:15 AM |
36 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:47:02 AM |
22 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:47:02 AM |
16 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:47:02 AM |
66 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:47:28 AM |
26 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
10:47:33 AM |
44 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:47:56 AM |
28 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:47:58 AM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:47:58 AM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:48:28 AM |
14 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:48:28 AM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:50:31 AM |
4 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:50:46 AM |
3 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:51:38 AM |
1 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:52:46 AM |
11 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:52:46 AM |
13 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:52:46 AM |
22 |
1346.00 |
XCSE |
4
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
10:52:46 AM |
4 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:52:46 AM |
5 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:52:46 AM |
5 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:53:16 AM |
23 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:53:18 AM |
13 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:53:18 AM |
11 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:53:18 AM |
1 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:53:18 AM |
36 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:55:05 AM |
29 |
1345.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:55:05 AM |
35 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:55:05 AM |
45 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:55:51 AM |
78 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:55:55 AM |
36 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:56:30 AM |
13 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:56:32 AM |
9 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:56:32 AM |
5 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:56:33 AM |
10 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:56:56 AM |
6 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:56:57 AM |
6 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:56:57 AM |
5 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:56:57 AM |
6 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:59:49 AM |
23 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:59:49 AM |
36 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:59:49 AM |
22 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:59:55 AM |
55 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
10:59:55 AM |
23 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
10:59:55 AM |
77 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
10:59:55 AM |
27 |
1344.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:03:08 AM |
22 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:03:08 AM |
26 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:03:08 AM |
26 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:03:08 AM |
52 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:03:55 AM |
53 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:03:56 AM |
17 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:03:56 AM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:03:56 AM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:03:56 AM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:03:58 AM |
6 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:06:16 AM |
5 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:06:16 AM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:06:16 AM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:06:16 AM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:06:16 AM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:06:17 AM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:06:24 AM |
12 |
1344.00 |
XCSE |
5
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
11:06:40 AM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:06:53 AM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:07:01 AM |
43 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:07:01 AM |
7 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:07:01 AM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:07:01 AM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:07:01 AM |
1 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:09:28 AM |
7 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:09:28 AM |
38 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:09:28 AM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:09:29 AM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:09:29 AM |
38 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:09:29 AM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
81 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
6 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
38 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
26 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
13 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
36 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
5 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:11:12 AM |
81 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:12:20 AM |
78 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:12:20 AM |
77 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:12:21 AM |
13 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:12:21 AM |
11 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:12:21 AM |
11 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:12:21 AM |
36 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:12:21 AM |
6 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:12:21 AM |
6 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:13:09 AM |
1 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:09 AM |
32 |
1345.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:13:09 AM |
32 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
11 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
14 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
30 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
12 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
37 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
1 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
48 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
30 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
12 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
12 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
1 |
1346.00 |
XCSE |
6
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
77 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
38 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
31 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
29 |
1345.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
24 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:13:10 AM |
55 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:13:11 AM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:11 AM |
13 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:11 AM |
21 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:12 AM |
96 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:13:27 AM |
6 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:13 AM |
1 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:13 AM |
12 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:13 AM |
38 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:13 AM |
11 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:13 AM |
27 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:14:14 AM |
62 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:14 AM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:14 AM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:14 AM |
16 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:14 AM |
34 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:14 AM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:14 AM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:14:14 AM |
11 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:22:27 AM |
76 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:22:27 AM |
20 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:22:27 AM |
36 |
1347.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:22:27 AM |
25 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:23:02 AM |
28 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:23:02 AM |
44 |
1346.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:23:02 AM |
1 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:23:02 AM |
76 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:23:02 AM |
5 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:35 AM |
52 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:25:38 AM |
31 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:38 AM |
5 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:38 AM |
5 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:38 AM |
6 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:39 AM |
12 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:39 AM |
24 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:39 AM |
5 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:39 AM |
6 |
1347.50 |
CEUX |
7
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
11:25:39 AM |
8 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:40 AM |
36 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:40 AM |
5 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:25:59 AM |
29 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:26:00 AM |
11 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
13 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
14 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
12 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
35 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
31 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
37 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
26 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
6 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:26:12 AM |
5 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:27:14 AM |
13 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:27:14 AM |
11 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:27:14 AM |
42 |
1347.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:27:14 AM |
79 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:27:14 AM |
30 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:27:14 AM |
6 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:27:14 AM |
5 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:28:44 AM |
50 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:29:04 AM |
2 |
1349.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:29:04 AM |
9 |
1349.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:29:04 AM |
9 |
1349.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:29:04 AM |
5 |
1349.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:29:05 AM |
15 |
1349.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:29:05 AM |
5 |
1349.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:29:05 AM |
6 |
1349.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:29:06 AM |
5 |
1349.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:29:11 AM |
15 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:29:11 AM |
23 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:30:34 AM |
18 |
1350.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:30:34 AM |
25 |
1350.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:31:03 AM |
40 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:31:03 AM |
1 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:31:03 AM |
1 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:31:08 AM |
14 |
1351.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:31:24 AM |
12 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:31:24 AM |
24 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:31:24 AM |
77 |
1351.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:31:58 AM |
6 |
1351.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:32:37 AM |
29 |
1352.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:32:37 AM |
38 |
1352.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:32:37 AM |
29 |
1352.50 |
XCSE |
8
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
11:32:37 AM |
8 |
1352.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:32:37 AM |
7 |
1352.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:32:37 AM |
71 |
1352.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:32:37 AM |
22 |
1352.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:32:38 AM |
2 |
1352.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:32:38 AM |
41 |
1352.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:32:38 AM |
9 |
1352.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
2 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
74 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
45 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
38 |
1352.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
21 |
1352.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
36 |
1350.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
12 |
1350.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
29 |
1350.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
42 |
1351.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
79 |
1352.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:34:02 AM |
78 |
1351.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:34:10 AM |
31 |
1350.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:34:11 AM |
9 |
1350.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
30 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
38 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
11 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
25 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
11 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
1 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
13 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
38 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
35 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
11 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
13 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
38 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:49 AM |
10 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:50 AM |
13 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:50 AM |
59 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:35:50 AM |
11 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:36:04 AM |
55 |
1351.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:37:45 AM |
35 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:37:45 AM |
18 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:37:45 AM |
26 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:37:45 AM |
1 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:37:45 AM |
1 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:19 AM |
80 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:19 AM |
18 |
1351.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:39:19 AM |
2 |
1351.00 |
AQEU |
9
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
11:39:19 AM |
79 |
1351.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
43 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
38 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
12 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
11 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
22 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
1 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
8 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
22 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
3 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
12 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:53 AM |
8 |
1351.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:39:54 AM |
22 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:39:54 AM |
1 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:40:17 AM |
43 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:40:17 AM |
26 |
1351.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:41:01 AM |
31 |
1352.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:41:01 AM |
12 |
1352.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:41:06 AM |
67 |
1351.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:42:21 AM |
81 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:21 AM |
8 |
1351.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:42:42 AM |
44 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:42 AM |
34 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:42 AM |
24 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:42 AM |
1 |
1351.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:42 AM |
33 |
1351.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:42:42 AM |
70 |
1351.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:42:42 AM |
32 |
1351.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:42:44 AM |
80 |
1350.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:44 AM |
104 |
1350.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:44 AM |
44 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:44 AM |
60 |
1350.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:42:44 AM |
44 |
1349.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:42:44 AM |
29 |
1350.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:42:44 AM |
80 |
1350.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
38 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
4 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
23 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
38 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
11 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
13 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
15 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
23 |
1349.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:42:45 AM |
4 |
1349.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
12 |
1349.00 |
XCSE |
10
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
23 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
38 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
31 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
15 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
23 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
19 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
13 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
21 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:42:46 AM |
9 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:43:00 AM |
1 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:43:00 AM |
1 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
41 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
13 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
1 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
5 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
12 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
10 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
5 |
1349.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
34 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:45:04 AM |
17 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:47:10 AM |
6 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:48:27 AM |
82 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:49:44 AM |
34 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:49:44 AM |
38 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:51:47 AM |
3 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:51:47 AM |
1 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:51:47 AM |
20 |
1348.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:51:47 AM |
11 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:51:48 AM |
1 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:52:01 AM |
11 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:52:01 AM |
11 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:52:58 AM |
4 |
1348.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:52:58 AM |
23 |
1348.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:54:49 AM |
79 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:54:49 AM |
78 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:54:51 AM |
38 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:54:51 AM |
12 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:54:51 AM |
14 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:54:51 AM |
12 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:54:53 AM |
28 |
1348.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:55:38 AM |
80 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:55:38 AM |
46 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:55:38 AM |
31 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:55:54 AM |
30 |
1347.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:56:30 AM |
77 |
1346.50 |
XCSE |
11
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
11:56:30 AM |
81 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:56:36 AM |
26 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:57:29 AM |
22 |
1347.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
11:58:03 AM |
53 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:58:03 AM |
28 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
11:58:03 AM |
29 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
11:58:03 AM |
69 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
11:58:23 AM |
25 |
1346.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:00:01 PM |
79 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:00:01 PM |
29 |
1346.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:00:12 PM |
12 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:00:12 PM |
22 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:00:12 PM |
12 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:01:41 PM |
78 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:02:36 PM |
44 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:02:36 PM |
11 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:03:49 PM |
80 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:03:49 PM |
22 |
1346.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:04:06 PM |
82 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:04:16 PM |
12 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:04:16 PM |
6 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:04:16 PM |
4 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:04:16 PM |
38 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:05:36 PM |
32 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:05:36 PM |
13 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:05:36 PM |
1 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:05:56 PM |
1 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:06:22 PM |
11 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:06:23 PM |
83 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:07:37 PM |
64 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:07:37 PM |
32 |
1345.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:08:37 PM |
1 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:08:37 PM |
19 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:08:37 PM |
1 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:08:37 PM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:09:19 PM |
83 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
82 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
27 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
15 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
30 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
34 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
29 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
8 |
1345.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
15 |
1345.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
24 |
1343.50 |
AQEU |
12
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
76 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
7 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:09:31 PM |
10 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:10:18 PM |
75 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:11:35 PM |
37 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:12:07 PM |
44 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:12:07 PM |
38 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:12:08 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:03 PM |
30 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:03 PM |
38 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:03 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:03 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:03 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:37 PM |
44 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:37 PM |
30 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:37 PM |
18 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:15:37 PM |
7 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:16:23 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:16:26 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:19:30 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:20:29 PM |
78 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:20:29 PM |
20 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:27:37 PM |
1 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:27:37 PM |
3 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:27:37 PM |
2 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:27:37 PM |
77 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:27:37 PM |
28 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:27:38 PM |
13 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:28:09 PM |
56 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:30:15 PM |
1 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:30:15 PM |
36 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:30:47 PM |
21 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:30:47 PM |
33 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:30:47 PM |
48 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:30:59 PM |
33 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:30:59 PM |
17 |
1345.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:31:21 PM |
11 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:31:21 PM |
1 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:31:21 PM |
15 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:32:10 PM |
15 |
1345.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:32:10 PM |
13 |
1345.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:32:10 PM |
16 |
1345.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:32:12 PM |
82 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:32:24 PM |
31 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:32:24 PM |
5 |
1344.00 |
CEUX |
13
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
12:32:59 PM |
28 |
1344.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:32:59 PM |
73 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:33:27 PM |
78 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:34:09 PM |
23 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:34:14 PM |
24 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:34:14 PM |
1 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:36:46 PM |
79 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:36:46 PM |
54 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:36:56 PM |
43 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:36:56 PM |
1 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:36:56 PM |
30 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:36:56 PM |
3 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:36:56 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:36:56 PM |
28 |
1341.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:37:03 PM |
14 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:37:18 PM |
21 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:37:18 PM |
42 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:37:23 PM |
11 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:37:34 PM |
33 |
1,342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:37:34 PM |
30 |
1,342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:37:34 PM |
24 |
1,342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:37:34 PM |
1 |
1,342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:37:34 PM |
77 |
1,342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:39:16 PM |
80 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:39:16 PM |
79 |
1,341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:39:18 PM |
77 |
1,340.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:40:35 PM |
3 |
1,339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:40:35 PM |
78 |
1,339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:41:28 PM |
5 |
1,339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:41:28 PM |
73 |
1,339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:41:28 PM |
83 |
1,338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:41:57 PM |
76 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:41:57 PM |
76 |
1,337.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:44:03 PM |
44 |
1,338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:44:03 PM |
1 |
1,338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:44:03 PM |
1 |
1,338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:34 PM |
10 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
50 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
12 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
44 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
11 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
12 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
12 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
25 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
11 |
1,340.50 |
XCSE |
14
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
12 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:56 PM |
72 |
1,340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:48:57 PM |
41 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:57 PM |
37 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:57 PM |
12 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:57 PM |
11 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:57 PM |
26 |
1,340.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:48:58 PM |
81 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:58 PM |
27 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:48:58 PM |
81 |
1,339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:49:00 PM |
29 |
1,339.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
12:49:00 PM |
26 |
1,339.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:49:13 PM |
79 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:49:13 PM |
2 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:49:13 PM |
64 |
1,338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:52:48 PM |
27 |
1,338.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
12:52:49 PM |
69 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:52:49 PM |
10 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:52:53 PM |
38 |
1,337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:52:59 PM |
80 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:54:27 PM |
34 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:54:27 PM |
44 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:54:27 PM |
22 |
1,337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:54:27 PM |
2 |
1,337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:54:27 PM |
20 |
1,337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:56:17 PM |
35 |
1,337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:56:19 PM |
22 |
1,337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:56:19 PM |
18 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:56:23 PM |
65 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:59:55 PM |
37 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:59:55 PM |
5 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:59:55 PM |
13 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
12:59:55 PM |
29 |
1,336.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
12:59:58 PM |
13 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:00:01 PM |
34 |
1,336.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:00:33 PM |
13 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:00:33 PM |
11 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:00:33 PM |
37 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:00:33 PM |
12 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:01:01 PM |
44 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:01:09 PM |
80 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:01:09 PM |
24 |
1,336.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:01:09 PM |
5 |
1,336.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:01:53 PM |
42 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:01:53 PM |
11 |
1,336.00 |
XCSE |
15
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
13:01:53 PM |
13 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:01:53 PM |
22 |
1,336.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:02:14 PM |
83 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:02:21 PM |
6 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:02:21 PM |
11 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:03:26 PM |
1 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:04:24 PM |
2 |
1,340.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:04:25 PM |
22 |
1,340.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:05:40 PM |
62 |
1,341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:06:01 PM |
83 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:06:01 PM |
1 |
1,340.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:06:01 PM |
24 |
1,340.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:06:16 PM |
13 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:06:23 PM |
11 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:06:39 PM |
12 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:06:39 PM |
12 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:06:39 PM |
35 |
1,340.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:06:39 PM |
24 |
1,340.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:09:36 PM |
2 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:09:36 PM |
1 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:10:03 PM |
26 |
1,341.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:12:06 PM |
25 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:12:06 PM |
51 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:12:06 PM |
22 |
1,340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
37 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
9 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
13 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
1 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
13 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
13 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
37 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
2 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:07 PM |
13 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:08 PM |
37 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:08 PM |
11 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:08 PM |
13 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:09 PM |
1 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:09 PM |
74 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:09 PM |
3 |
1,340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:15:09 PM |
23 |
1,340.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:15:09 PM |
54 |
1,340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:15:09 PM |
13 |
1,340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:16:16 PM |
12 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:16:16 PM |
12 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:16:16 PM |
11 |
1,341.50 |
XCSE |
16
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
13:17:00 PM |
12 |
1,343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:17:21 PM |
10 |
1,343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:17:21 PM |
60 |
1,343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:17:21 PM |
37 |
1,343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:17:21 PM |
66 |
1,343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:19:19 PM |
79 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:19:20 PM |
44 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:19:20 PM |
13 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:19:20 PM |
12 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:19:20 PM |
57 |
1,342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:19:20 PM |
2 |
1,342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:19:20 PM |
6 |
1,342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:20:00 PM |
1 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
80 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
28 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
76 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
80 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
25 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
37 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
13 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
7 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
22 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
23 |
1,342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:20:34 PM |
43 |
1,342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:20:36 PM |
83 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:36 PM |
45 |
1,341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:20:41 PM |
12 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:41 PM |
12 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:20:45 PM |
15 |
1,342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:21:25 PM |
1 |
1,343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:25 PM |
1 |
1,343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:41 PM |
81 |
1,342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:41 PM |
79 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:41 PM |
45 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:41 PM |
37 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:41 PM |
22 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:41 PM |
18 |
1,342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:22:41 PM |
24 |
1,342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:22:41 PM |
27 |
1,341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:22:51 PM |
30 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:51 PM |
8 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:51 PM |
37 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:51 PM |
12 |
1,341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:51 PM |
17 |
1,341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:22:51 PM |
79 |
1,340.50 |
XCSE |
17
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
13:22:51 PM |
25 |
1,340.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:23:00 PM |
7 |
1,339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:23:00 PM |
72 |
1,339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:23:00 PM |
23 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:23:00 PM |
30 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:23:00 PM |
11 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:23:00 PM |
37 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:23:00 PM |
3 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:24:05 PM |
41 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:24:05 PM |
30 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:24:05 PM |
1 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:24:05 PM |
1 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:24:05 PM |
31 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:25:13 PM |
23 |
1,339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:26:25 PM |
1 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:26:25 PM |
1 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:26:25 PM |
1 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:26:25 PM |
2 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:26:25 PM |
2 |
1,339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:26:38 PM |
10 |
1,339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:26:38 PM |
6 |
1,339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:26:38 PM |
8 |
1,339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:27:19 PM |
82 |
1,339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:27:19 PM |
22 |
1,339.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:28:57 PM |
12 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:28:57 PM |
21 |
1,339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:28:57 PM |
11 |
1,338.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:28:57 PM |
5 |
1,338.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:28:57 PM |
19 |
1,338.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:28:57 PM |
30 |
1,339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:30:26 PM |
1 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:30:26 PM |
1 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:31:24 PM |
79 |
1,338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:31:24 PM |
1 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:31:24 PM |
12 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:31:24 PM |
30 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:31:24 PM |
37 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:31:24 PM |
10 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:31:24 PM |
14 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:31:24 PM |
29 |
1,338.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:32:26 PM |
81 |
1,338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:33:05 PM |
25 |
1,338.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:33:05 PM |
3 |
1,338.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:33:05 PM |
32 |
1,338.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:33:26 PM |
22 |
1,337.50 |
TQEX |
18
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
13:35:08 PM |
82 |
1,337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:35:48 PM |
22 |
1,336.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:35:48 PM |
23 |
1,336.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:37:26 PM |
80 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:37:57 PM |
22 |
1,337.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:38:01 PM |
43 |
1,337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:38:32 PM |
26 |
1,337.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
13:40:49 PM |
82 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:40:49 PM |
22 |
1,338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:40:49 PM |
54 |
1,337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:41:56 PM |
40 |
1,337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:43:02 PM |
17 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:43:02 PM |
62 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:43:02 PM |
50 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:43:02 PM |
8 |
1,337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:43:26 PM |
12 |
1,336.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:45:37 PM |
82 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:45:37 PM |
40 |
1,336.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:47:15 PM |
1 |
1,337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:49:30 PM |
82 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:49:30 PM |
51 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:49:53 PM |
12 |
1,338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:49:53 PM |
10 |
1,338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:50:26 PM |
1 |
1,337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:52:04 PM |
82 |
1,337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:52:25 PM |
1 |
1,337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:52:25 PM |
13 |
1,337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:52:26 PM |
3 |
1,337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:53:22 PM |
80 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:53:24 PM |
17 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:53:24 PM |
11 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:53:24 PM |
11 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:53:26 PM |
2 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:53:26 PM |
3 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:53:34 PM |
40 |
1,336.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:54:28 PM |
13 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:54:28 PM |
12 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:54:35 PM |
13 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:54:35 PM |
11 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:54:35 PM |
12 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:54:35 PM |
13 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:54:36 PM |
11 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:54:36 PM |
11 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:54:36 PM |
82 |
1,336.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:54:55 PM |
12 |
1,336.50 |
XCSE |
19
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
13:54:55 PM |
10 |
1,336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:55:25 PM |
11 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:55:25 PM |
11 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:57:25 PM |
1 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:57:26 PM |
12 |
1,336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:59:45 PM |
6 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:59:52 PM |
73 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:59:52 PM |
22 |
1,335.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
13:59:53 PM |
42 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:59:53 PM |
14 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
13:59:53 PM |
12 |
1,335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
13:59:53 PM |
10 |
1,335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:00:00 PM |
1 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:00 PM |
11 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:00 PM |
35 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:00 PM |
8 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:25 PM |
30 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:25 PM |
12 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:25 PM |
11 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:25 PM |
36 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:25 PM |
1 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:00:25 PM |
9 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:01:01 PM |
11 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:01:01 PM |
11 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:01:15 PM |
2 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:01:15 PM |
11 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:03:17 PM |
80 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:03:17 PM |
32 |
1,335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:03:19 PM |
22 |
1,334.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:03:19 PM |
56 |
1,334.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:05:19 PM |
69 |
1,334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:06:00 PM |
22 |
1,334.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:09:26 PM |
3 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:09:26 PM |
1 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:10:25 PM |
1 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:10:25 PM |
1 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:10:25 PM |
2 |
1,335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:10:25 PM |
11 |
1,335.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:10:26 PM |
7 |
1,335.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:10:34 PM |
83 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:02 PM |
64 |
1,335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:11:11 PM |
26 |
1,335.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:11:11 PM |
26 |
1,335.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:11:11 PM |
13 |
1,335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:11:11 PM |
15 |
1,335.00 |
CEUX |
20
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
14:11:21 PM |
11 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:21 PM |
36 |
1,335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:11:21 PM |
5 |
1,335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:11:22 PM |
12 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:22 PM |
11 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:22 PM |
14 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:22 PM |
28 |
1,335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:11:23 PM |
11 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:23 PM |
1 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:23 PM |
14 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:23 PM |
12 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:23 PM |
13 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:23 PM |
11 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:24 PM |
13 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:25 PM |
12 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:26 PM |
11 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:26 PM |
12 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:26 PM |
42 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
12 |
1,334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
1 |
1,334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
28 |
1,334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
13 |
1,334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
41 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
9 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
12 |
1,334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
11 |
1,334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
28 |
1,334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
4 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
11 |
1,335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
38 |
1335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
27 |
1334.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:11:27 PM |
79 |
1334.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:11:28 PM |
11 |
1334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:28 PM |
11 |
1334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:35 PM |
17 |
1334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:35 PM |
12 |
1334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:35 PM |
42 |
1334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:35 PM |
4 |
1334.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:11:35 PM |
7 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:12:21 PM |
22 |
1333.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:12:21 PM |
78 |
1333.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:12:36 PM |
3 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:12:40 PM |
5 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:13:05 PM |
1 |
1333.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:13:05 PM |
12 |
1333.50 |
XCSE |
21
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
14:13:05 PM |
12 |
1333.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:13:05 PM |
19 |
1333.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:13:26 PM |
13 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:14:25 PM |
2 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:14:25 PM |
75 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:14:25 PM |
28 |
1332.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:14:25 PM |
81 |
1332.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:17:24 PM |
23 |
1331.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:17:24 PM |
82 |
1331.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:17:28 PM |
3 |
1331.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:17:28 PM |
48 |
1331.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:18:18 PM |
83 |
1332.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:18:18 PM |
31 |
1332.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:18:18 PM |
76 |
1332.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:18:28 PM |
70 |
1332.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:18:28 PM |
8 |
1332.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
11 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
11 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
1 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
1 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
12 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
13 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
42 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
12 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
6 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:02 PM |
9 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:03 PM |
12 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:03 PM |
13 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:03 PM |
17 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:03 PM |
11 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:03 PM |
11 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:03 PM |
12 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:09 PM |
12 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:19:15 PM |
12 |
1332.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:20:09 PM |
29 |
1332.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:20:19 PM |
15 |
1332.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:20:46 PM |
27 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:21:14 PM |
27 |
1333.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:21:25 PM |
1 |
1333.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:21:26 PM |
14 |
1333.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:23:09 PM |
23 |
1333.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:23:26 PM |
1 |
1333.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:23:26 PM |
1 |
1333.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:23:56 PM |
23 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:23:56 PM |
77 |
1335.50 |
XCSE |
22
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
14:23:56 PM |
24 |
1335.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:23:56 PM |
82 |
1335.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:25:00 PM |
1 |
1335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:25:00 PM |
6 |
1335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:25:44 PM |
1 |
1335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:25:46 PM |
21 |
1335.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:27:00 PM |
1 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:27:19 PM |
9 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
82 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
78 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
78 |
1335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
76 |
1333.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
104 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
23 |
1337.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
1 |
1335.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
21 |
1335.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
22 |
1337.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
36 |
1336.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
26 |
1335.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
24 |
1334.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
81 |
1337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
81 |
1335.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
65 |
1334.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
16 |
1334.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:28:26 PM |
32 |
1334.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:28:30 PM |
104 |
1333.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:28:30 PM |
23 |
1333.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:30:00 PM |
76 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:30:00 PM |
22 |
1334.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:30:01 PM |
43 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:30:01 PM |
29 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:30:01 PM |
25 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:30:01 PM |
7 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:30:08 PM |
76 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:30:13 PM |
22 |
1334.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:30:13 PM |
76 |
1333.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:30:45 PM |
83 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:30:45 PM |
22 |
1333.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:33:05 PM |
36 |
1335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:33:05 PM |
46 |
1335.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:33:33 PM |
78 |
1334.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:33:33 PM |
23 |
1334.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:33:33 PM |
32 |
1334.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:33:42 PM |
41 |
1333.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:33:42 PM |
39 |
1333.50 |
CEUX |
23
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
14:33:54 PM |
81 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:34:07 PM |
26 |
1333.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:34:12 PM |
10 |
1332.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:34:12 PM |
66 |
1332.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:34:17 PM |
79 |
1332.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:34:31 PM |
58 |
1331.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:34:31 PM |
10 |
1331.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:34:31 PM |
12 |
1331.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:37:17 PM |
30 |
1332.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:37:17 PM |
70 |
1332.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:38:26 PM |
3 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:38:26 PM |
11 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:38:26 PM |
11 |
1333.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:39:26 PM |
36 |
1333.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:41:36 PM |
1 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:36 PM |
12 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:36 PM |
11 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:36 PM |
11 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:36 PM |
1 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
22 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
12 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
11 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
4 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
42 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
25 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
11 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
11 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
12 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
12 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:37 PM |
30 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:38 PM |
11 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:41:41 PM |
80 |
1335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:42:55 PM |
11 |
1335.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:42:55 PM |
23 |
1336.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:43:25 PM |
20 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:43:31 PM |
15 |
1337.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:43:45 PM |
12 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:43:45 PM |
10 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:43:57 PM |
77 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:43:57 PM |
62 |
1337.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:44:01 PM |
33 |
1337.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:45:26 PM |
2 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:45:26 PM |
1 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:45:26 PM |
1 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:47:08 PM |
76 |
1338.50 |
CEUX |
24
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
14:47:09 PM |
22 |
1338.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:47:09 PM |
33 |
1338.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:47:10 PM |
81 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:47:10 PM |
77 |
1337.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:48:12 PM |
11 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:48:25 PM |
14 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:48:25 PM |
42 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:48:25 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:48:25 PM |
9 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:48:26 PM |
9 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:49:00 PM |
29 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:49:00 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:49:15 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:49:15 PM |
10 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:49:45 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:49:45 PM |
20 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:49:45 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:49:45 PM |
28 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:50:25 PM |
41 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:50:25 PM |
4 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:50:25 PM |
19 |
1338.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:50:25 PM |
66 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:50:32 PM |
4 |
1338.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:51:51 PM |
76 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:51:51 PM |
65 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:51:51 PM |
15 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:52:02 PM |
5 |
1338.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:52:02 PM |
17 |
1338.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:52:31 PM |
1 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:52:32 PM |
102 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:52:32 PM |
33 |
1338.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
14:53:03 PM |
19 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:53:03 PM |
57 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
14:53:19 PM |
22 |
1338.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
14:54:25 PM |
13 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:54:25 PM |
14 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:54:25 PM |
1 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:54:26 PM |
1 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:56:26 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:56:26 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:57:31 PM |
80 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:57:31 PM |
13 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:04 PM |
41 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:04 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:04 PM |
13 |
1339.00 |
XCSE |
25
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
14:59:04 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:26 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:26 PM |
13 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:27 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:27 PM |
2 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:27 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:27 PM |
16 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:49 PM |
41 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:49 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:49 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:49 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:55 PM |
4 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:55 PM |
13 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
14:59:55 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:00:14 PM |
12 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:00:23 PM |
6 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:00:23 PM |
6 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:00:32 PM |
3 |
1340.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:00:32 PM |
79 |
1340.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:00:32 PM |
31 |
1340.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:00:32 PM |
82 |
1340.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:03:25 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:04:06 PM |
82 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:05:25 PM |
32 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:05:41 PM |
41 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:05:41 PM |
2 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:05:41 PM |
1 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:05:41 PM |
22 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:05:41 PM |
83 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
44 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
3 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
37 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
8 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
28 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
37 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
3 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
1 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
37 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
36 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:25 PM |
1 |
1344.50 |
XCSE |
26
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:06:26 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:26 PM |
37 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:26 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:26 PM |
36 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:06:26 PM |
6 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:07:26 PM |
42 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:07:26 PM |
1 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:07:26 PM |
37 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:09 PM |
79 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:08:25 PM |
17 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:26 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:37 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:47 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:47 PM |
34 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:51 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:51 PM |
34 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:57 PM |
16 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:08:57 PM |
6 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:00 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:00 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:00 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:00 PM |
8 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:05 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:05 PM |
16 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:08 PM |
83 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:08 PM |
26 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:09:08 PM |
23 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:09:08 PM |
7 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:09:08 PM |
31 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:09:10 PM |
82 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:09:10 PM |
24 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:09:10 PM |
56 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:09:10 PM |
21 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:09:10 PM |
82 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:09:32 PM |
70 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:10:48 PM |
6 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:10:48 PM |
23 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:11:03 PM |
1 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:11:56 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:11:57 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:12:03 PM |
3 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:12:17 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:12:17 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:12:17 PM |
14 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:14:00 PM |
2 |
1343.00 |
XCSE |
27
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:14:00 PM |
30 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:14:00 PM |
34 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:14:00 PM |
45 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:14:03 PM |
78 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:14:03 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:14:03 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:14:03 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:14:03 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:14:03 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:14:03 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:14:03 PM |
24 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:14:25 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:14:26 PM |
2 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:15:19 PM |
81 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:15:19 PM |
32 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:18:26 PM |
31 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:18:27 PM |
11 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
47 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
6 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
28 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
29 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
36 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
27 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
9 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
18 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
30 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
20 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:02 PM |
6 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:21:26 PM |
8 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:12 PM |
12 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:25 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:22:25 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:22:25 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:22:25 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:22:25 PM |
36 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:39 PM |
26 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:22:39 PM |
37 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:22:39 PM |
36 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:22:39 PM |
5 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:22:39 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:40 PM |
20 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:40 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:40 PM |
5 |
1343.50 |
CEUX |
28
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:22:40 PM |
26 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:40 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:44 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:49 PM |
4 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:22:51 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:23:27 PM |
1 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:23:34 PM |
77 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:23:58 PM |
9 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:24:26 PM |
52 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:24:26 PM |
74 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:24:27 PM |
14 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:24:27 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:24:27 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:24:59 PM |
76 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:27 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:25:27 PM |
6 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:25:27 PM |
13 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:25:27 PM |
6 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:25:27 PM |
6 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:25:34 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:25:51 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:51 PM |
30 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:51 PM |
17 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:51 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:51 PM |
9 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:51 PM |
24 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
3 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
30 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
9 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
19 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
24 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:52 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:53 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:53 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:53 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:53 PM |
13 |
1343.00 |
XCSE |
29
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:25:53 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:53 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
18 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
29 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
16 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:54 PM |
5 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:55 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:55 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:55 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:55 PM |
16 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:55 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:55 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:55 PM |
31 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:56 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:56 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:56 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:56 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:56 PM |
7 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:56 PM |
16 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:56 PM |
37 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:25:56 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:26:26 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
41 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
9 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
18 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
23 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
4 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
15 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
16 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
12 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
1 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
36 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:26:30 PM |
4 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:27:00 PM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:27:00 PM |
1 |
1345.00 |
XCSE |
30
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:27:00 PM |
3 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:27:00 PM |
12 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:27:03 PM |
15 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:27:03 PM |
15 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:27:21 PM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:27:21 PM |
10 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:27:22 PM |
6 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:27:36 PM |
27 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:27:37 PM |
3 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:27:37 PM |
11 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:27:38 PM |
16 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:27:39 PM |
6 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:27:54 PM |
1 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:28:00 PM |
3 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:28:00 PM |
30 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:28:00 PM |
15 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:28:49 PM |
51 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:29:03 PM |
29 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:29:03 PM |
7 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:29:14 PM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:29:14 PM |
63 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:29:14 PM |
22 |
1345.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:29:15 PM |
36 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:29:15 PM |
13 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:29:20 PM |
42 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:29:21 PM |
7 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:29:22 PM |
25 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:29:23 PM |
16 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:29:27 PM |
2 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:29:39 PM |
28 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:29:49 PM |
12 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:29:49 PM |
98 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:30:07 PM |
34 |
1347.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:30:10 PM |
36 |
1347.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:30:10 PM |
36 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:30:10 PM |
5 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:30:10 PM |
6 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:30:11 PM |
27 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:14 PM |
17 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
14 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
37 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
14 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
37 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
2 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
79 |
1346.00 |
XCSE |
31
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
37 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
13 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
12 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
30 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
66 |
1346.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
64 |
1345.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
22 |
1346.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
22 |
1345.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
10 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
80 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:30:17 PM |
82 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:31:05 PM |
79 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:31:05 PM |
25 |
1347.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:31:05 PM |
31 |
1347.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:31:05 PM |
23 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:31:22 PM |
53 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:31:22 PM |
36 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:31:22 PM |
30 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:31:28 PM |
22 |
1347.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:31:28 PM |
25 |
1347.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:31:28 PM |
79 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:31:29 PM |
41 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:31:29 PM |
13 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:31:32 PM |
19 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:31:32 PM |
12 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:03 PM |
27 |
1348.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:32:19 PM |
78 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:19 PM |
81 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:32:19 PM |
10 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:32:19 PM |
12 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:32:26 PM |
21 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:26 PM |
13 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:26 PM |
12 |
1348.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:26 PM |
76 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
16 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
60 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
30 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
11 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
12 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
37 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
44 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
12 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
37 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
11 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
62 |
1347.00 |
CEUX |
32
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:32:29 PM |
20 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:32:30 PM |
30 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:30 PM |
12 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:30 PM |
11 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:30 PM |
13 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:30 PM |
37 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:30 PM |
11 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:46 PM |
11 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:46 PM |
37 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:49 PM |
43 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:49 PM |
10 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:32:49 PM |
71 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:32:51 PM |
13 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:51 PM |
83 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
30 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
37 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
11 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
13 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
13 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
30 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
13 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
12 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
11 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:52 PM |
30 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:55 PM |
5 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:55 PM |
28 |
1346.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:32:55 PM |
7 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:32:55 PM |
6 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:32:55 PM |
83 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:32:56 PM |
5 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:32:56 PM |
74 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:33:15 PM |
44 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:33:15 PM |
37 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:33:15 PM |
23 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:33:28 PM |
2 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:33:50 PM |
81 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:33:50 PM |
23 |
1346.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
50 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
22 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
19 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
41 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
12 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
14 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
37 |
1346.00 |
XCSE |
33
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
77 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:34:04 PM |
2 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:34:15 PM |
11 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:15 PM |
11 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:15 PM |
37 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:15 PM |
31 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:15 PM |
13 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:15 PM |
1 |
1346.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:16 PM |
80 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:34:16 PM |
26 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:34:16 PM |
82 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:34:19 PM |
41 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:34:39 PM |
82 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:11 PM |
82 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:11 PM |
37 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:11 PM |
24 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:11 PM |
23 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:35:11 PM |
74 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:35:11 PM |
3 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:35:12 PM |
79 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:13 PM |
23 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:35:42 PM |
6 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:35:55 PM |
16 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:55 PM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:55 PM |
19 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:55 PM |
14 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:55 PM |
27 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:55 PM |
9 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:35:55 PM |
18 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:36:03 PM |
82 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:36:03 PM |
22 |
1344.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:36:03 PM |
18 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:36:03 PM |
81 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:36:05 PM |
79 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:36:07 PM |
76 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:36:15 PM |
50 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:36:15 PM |
29 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:36:21 PM |
83 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:36:21 PM |
80 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:36:29 PM |
83 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:36:59 PM |
83 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:37:18 PM |
23 |
1338.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:37:39 PM |
45 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:05 PM |
1 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:05 PM |
25 |
1340.50 |
TQEX |
34
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:39:05 PM |
82 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:39:25 PM |
78 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:25 PM |
43 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:25 PM |
61 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:25 PM |
35 |
1340.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:39:25 PM |
5 |
1340.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:39:25 PM |
76 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:39:26 PM |
37 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:26 PM |
11 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:26 PM |
12 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:26 PM |
44 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:31 PM |
26 |
1339.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:39:31 PM |
26 |
1339.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:39:31 PM |
79 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:39:37 PM |
77 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:39:37 PM |
82 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:39:49 PM |
17 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:40:09 PM |
7 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:40:15 PM |
4 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:40:15 PM |
2 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:40:15 PM |
3 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:40:24 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:40:24 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:40:39 PM |
36 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:41:11 PM |
42 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:41:11 PM |
50 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:41:11 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:41:11 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:41:11 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:41:19 PM |
71 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:42:04 PM |
46 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:06 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:06 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:06 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:06 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:26 PM |
41 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:26 PM |
13 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:26 PM |
14 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:26 PM |
13 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:26 PM |
4 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:42:27 PM |
13 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:19 PM |
104 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:19 PM |
5 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:43:19 PM |
80 |
1338.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:43:20 PM |
41 |
1338.50 |
XCSE |
35
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:43:20 PM |
63 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:20 PM |
24 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:20 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:20 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:20 PM |
36 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:20 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:20 PM |
21 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:21 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:21 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:23 PM |
13 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:24 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:24 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:25 PM |
29 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:25 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:25 PM |
41 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:25 PM |
11 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:25 PM |
69 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:27 PM |
8 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:41 PM |
5 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:43:41 PM |
6 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:43:41 PM |
22 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:43:55 PM |
79 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:43:55 PM |
30 |
1337.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:43:55 PM |
79 |
1337.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:44:01 PM |
78 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:44:01 PM |
24 |
1336.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:44:01 PM |
11 |
1336.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:44:01 PM |
31 |
1336.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:45:17 PM |
16 |
1336.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:31 PM |
31 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:43 PM |
41 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:43 PM |
13 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:43 PM |
13 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:44 PM |
11 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:44 PM |
30 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:44 PM |
13 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:44 PM |
11 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:44 PM |
12 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:45 PM |
11 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:45 PM |
16 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:51 PM |
11 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
15 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
13 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
49 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
12 |
1338.50 |
XCSE |
36
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
15 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
13 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
12 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
49 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
30 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
37 |
1337.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:45:52 PM |
9 |
1337.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:46:03 PM |
11 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:46:03 PM |
11 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:46:05 PM |
13 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:46:06 PM |
11 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:46:14 PM |
2 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:46:14 PM |
2 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:46:14 PM |
1 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:46:15 PM |
2 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:46:15 PM |
2 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:47:00 PM |
83 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:47:00 PM |
41 |
1338.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:47:00 PM |
11 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:47:00 PM |
37 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:47:00 PM |
43 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:47:04 PM |
11 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:47:04 PM |
39 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:47:04 PM |
12 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:47:04 PM |
42 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:47:04 PM |
52 |
1337.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:47:28 PM |
7 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:47:58 PM |
21 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:47:58 PM |
16 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:47:58 PM |
18 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:00 PM |
38 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:48:00 PM |
22 |
1339.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:48:00 PM |
21 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:00 PM |
14 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:00 PM |
11 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:00 PM |
6 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:00 PM |
6 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:00 PM |
1 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
39 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
8 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
12 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
11 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
18 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
34 |
1339.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
36 |
1339.00 |
AQEU |
37
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
3 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
80 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:05 PM |
13 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:13 PM |
76 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:22 PM |
7 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:27 PM |
16 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:28 PM |
22 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:29 PM |
25 |
1339.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:48:29 PM |
2 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:29 PM |
77 |
1339.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:48:32 PM |
44 |
1338.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:09 PM |
7 |
1338.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:49:09 PM |
27 |
1338.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:49:09 PM |
36 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:09 PM |
5 |
1338.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:19 PM |
1 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:19 PM |
1 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:19 PM |
1 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:19 PM |
9 |
1338.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:19 PM |
13 |
1338.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:20 PM |
1 |
1338.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:26 PM |
6 |
1338.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
77 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
19 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
12 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
82 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
11 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
12 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
39 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
8 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
37 |
1337.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
22 |
1336.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
20 |
1337.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
32 |
1337.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:38 PM |
80 |
1336.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:39 PM |
12 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:39 PM |
12 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:39 PM |
39 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:39 PM |
11 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:39 PM |
12 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:39 PM |
18 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:39 PM |
11 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:39 PM |
11 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:40 PM |
13 |
1336.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:49 PM |
32 |
1337.00 |
XCSE |
38
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:49:49 PM |
11 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:49 PM |
9 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:49 PM |
13 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:49 PM |
12 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:49 PM |
27 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:49 PM |
61 |
1336.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:53 PM |
39 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:53 PM |
13 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:53 PM |
12 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:53 PM |
20 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:53 PM |
44 |
1337.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:49:53 PM |
9 |
1336.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:49:53 PM |
6 |
1336.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:50:04 PM |
1 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:50:04 PM |
3 |
1337.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:50:41 PM |
79 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:50:41 PM |
3 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:50:41 PM |
61 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:50:41 PM |
11 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:50:41 PM |
23 |
1339.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:50:41 PM |
24 |
1339.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:50:41 PM |
80 |
1339.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:51:00 PM |
50 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:00 PM |
39 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:00 PM |
15 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:00 PM |
2 |
1338.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:51:01 PM |
4 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:01 PM |
13 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:07 PM |
12 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:07 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:08 PM |
1 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:16 PM |
5 |
1339.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:18 PM |
11 |
1339.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:27 PM |
14 |
1340.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:51:31 PM |
12 |
1340.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:51:56 PM |
2 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:51:56 PM |
20 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:51:56 PM |
36 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:51:58 PM |
32 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:52:00 PM |
15 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:52:00 PM |
7 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
83 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
29 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
41 |
1341.50 |
XCSE |
39
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
10 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
28 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
39 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
23 |
1341.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
72 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:52:03 PM |
6 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:52:05 PM |
18 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:05 PM |
2 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:05 PM |
28 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:52:06 PM |
20 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:06 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:06 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:08 PM |
1 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:08 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:52:22 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:53:26 PM |
3 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:53:36 PM |
12 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:53:36 PM |
13 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:53:49 PM |
78 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:53:49 PM |
43 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:53:49 PM |
43 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:53:49 PM |
36 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:54:01 PM |
83 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:01 PM |
42 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:01 PM |
22 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:54:01 PM |
23 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:54:01 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:54:01 PM |
5 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:54:01 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:54:01 PM |
83 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:54:03 PM |
83 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:03 PM |
18 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:54:03 PM |
63 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:54:05 PM |
1 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:08 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:09 PM |
42 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:09 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:09 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:09 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:09 PM |
24 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:54:09 PM |
25 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:54:10 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:10 PM |
11 |
1344.00 |
XCSE |
40
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:54:10 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:25 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
39 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
30 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
9 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
3 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
22 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:37 PM |
30 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:47 PM |
78 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:54:47 PM |
18 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:54:47 PM |
4 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:54:47 PM |
77 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:55:02 PM |
23 |
1344.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:55:13 PM |
18 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:02 PM |
2 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:56:02 PM |
3 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:56:02 PM |
1 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:56:49 PM |
1 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:49 PM |
25 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:49 PM |
9 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:49 PM |
28 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:50 PM |
36 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:50 PM |
6 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:50 PM |
5 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:50 PM |
20 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:51 PM |
10 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:54 PM |
36 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:56:56 PM |
36 |
1348.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
79 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
41 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
39 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
19 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
5 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
29 |
1347.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
28 |
1347.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
35 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
47 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:57:00 PM |
34 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:57:02 PM |
39 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:02 PM |
31 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:03 PM |
13 |
1347.50 |
XCSE |
41
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:57:03 PM |
12 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:03 PM |
39 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:03 PM |
35 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:03 PM |
81 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:03 PM |
23 |
1346.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:57:03 PM |
83 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:57:04 PM |
21 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:57:05 PM |
11 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:05 PM |
4 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:05 PM |
11 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:11 PM |
44 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:11 PM |
13 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:11 PM |
39 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:11 PM |
8 |
1347.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:26 PM |
30 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:26 PM |
39 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:26 PM |
35 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:57:26 PM |
82 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:57:27 PM |
8 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:04 PM |
77 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:04 PM |
31 |
1347.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:58:04 PM |
34 |
1347.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:58:05 PM |
41 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:05 PM |
39 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:05 PM |
24 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:05 PM |
12 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:05 PM |
13 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:07 PM |
11 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:07 PM |
12 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:07 PM |
18 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:58:37 PM |
82 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:37 PM |
43 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:37 PM |
12 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:37 PM |
24 |
1347.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:58:37 PM |
34 |
1347.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:58:38 PM |
30 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:38 PM |
11 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:38 PM |
11 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:38 PM |
30 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
30 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
13 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
13 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
30 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
79 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
18 |
1347.00 |
XCSE |
42
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
34 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
22 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:58:46 PM |
8 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:15 PM |
30 |
1346.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:59:23 PM |
2 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:23 PM |
6 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:23 PM |
6 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:23 PM |
32 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:24 PM |
46 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:29 PM |
42 |
1347.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:59:30 PM |
39 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:30 PM |
30 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:30 PM |
11 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:30 PM |
10 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:30 PM |
12 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:30 PM |
2 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:34 PM |
20 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:34 PM |
2 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:38 PM |
22 |
1347.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
15:59:38 PM |
43 |
1347.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:59:41 PM |
6 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:41 PM |
6 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:41 PM |
20 |
1348.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:41 PM |
81 |
1347.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:41 PM |
52 |
1347.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
15:59:43 PM |
79 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:48 PM |
5 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:48 PM |
12 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:48 PM |
12 |
1348.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:55 PM |
80 |
1347.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
15:59:55 PM |
73 |
1347.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
15:59:55 PM |
53 |
1347.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:00:00 PM |
79 |
1346.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:00:00 PM |
35 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:00:00 PM |
46 |
1346.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:00:00 PM |
2 |
1346.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:00:04 PM |
82 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:00:04 PM |
13 |
1345.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:00:04 PM |
11 |
1345.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:00:04 PM |
81 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:00:04 PM |
24 |
1345.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:00:06 PM |
10 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:00:25 PM |
54 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:00:25 PM |
22 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:00:25 PM |
38 |
1344.00 |
CEUX |
43
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:00:25 PM |
19 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:00:26 PM |
14 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:00:29 PM |
20 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:00:29 PM |
2 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:00:29 PM |
43 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:01:09 PM |
57 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:01:36 PM |
38 |
1344.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:01:49 PM |
24 |
1344.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:01:49 PM |
51 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:01:49 PM |
3 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:01:51 PM |
62 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:01:51 PM |
16 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:01:51 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:01:51 PM |
47 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:01:51 PM |
4 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:01:51 PM |
41 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:02:17 PM |
20 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:02:19 PM |
43 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:02:19 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:02:19 PM |
23 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:02:19 PM |
30 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:02:21 PM |
42 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:02:21 PM |
30 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:02:21 PM |
8 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:02:23 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:02:27 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:02:28 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:02:54 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:08 PM |
6 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:11 PM |
8 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:35 PM |
78 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:35 PM |
8 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:35 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:35 PM |
14 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:03:35 PM |
11 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:03:35 PM |
80 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:03:35 PM |
28 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
30 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
39 |
1343.50 |
XCSE |
44
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
37 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:36 PM |
4 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:37 PM |
6 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:37 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:38 PM |
19 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:38 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:38 PM |
41 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:03:39 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:39 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:40 PM |
30 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:41 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:41 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:41 PM |
33 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:41 PM |
8 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:03:42 PM |
17 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:03:55 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:55 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:55 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:55 PM |
14 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:55 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:03:55 PM |
15 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:04:09 PM |
66 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:04:09 PM |
15 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:04:09 PM |
26 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:04:43 PM |
4 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:04:47 PM |
22 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:04:47 PM |
56 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:04:47 PM |
23 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:04:47 PM |
45 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:04:47 PM |
35 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:04:51 PM |
7 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:05:09 PM |
78 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:05:09 PM |
54 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:05:09 PM |
29 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:05:09 PM |
12 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:05:21 PM |
23 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:06:00 PM |
36 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:04 PM |
22 |
1344.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:06:04 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:04 PM |
36 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:06:25 PM |
53 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:06:25 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:25 PM |
23 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:25 PM |
12 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:26 PM |
13 |
1344.00 |
CEUX |
45
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:06:39 PM |
29 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:06:42 PM |
67 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:42 PM |
11 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:42 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:42 PM |
20 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:06:43 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:06:43 PM |
14 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:06:43 PM |
28 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:06:44 PM |
1 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:00 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:00 PM |
22 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:05 PM |
76 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:05 PM |
22 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:07:05 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:07:05 PM |
29 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:07:05 PM |
22 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:07:05 PM |
76 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:07:07 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:07 PM |
22 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:07 PM |
40 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:07:26 PM |
2 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:32 PM |
29 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:32 PM |
21 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:54 PM |
32 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
39 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
36 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
5 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
62 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
19 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
22 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:07:56 PM |
80 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:07:57 PM |
44 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:57 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:57 PM |
15 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:07:57 PM |
6 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:00 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:00 PM |
34 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:00 PM |
31 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:01 PM |
42 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:05 PM |
27 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:05 PM |
28 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:05 PM |
24 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:05 PM |
32 |
1342.00 |
XCSE |
46
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:08:05 PM |
6 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:26 PM |
1 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:26 PM |
3 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:55 PM |
3 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:08:55 PM |
10 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:09:03 PM |
36 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:09:05 PM |
3 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:09:29 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:09:29 PM |
36 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:09:48 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:09:48 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:09:49 PM |
93 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:09:53 PM |
47 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:09:53 PM |
29 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:09:59 PM |
33 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:10:01 PM |
32 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:10:08 PM |
41 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:08 PM |
39 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:08 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:08 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:08 PM |
20 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:10:25 PM |
3 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:25 PM |
14 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:25 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:25 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:49 PM |
47 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:49 PM |
31 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:10:49 PM |
59 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:10:51 PM |
25 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:11:13 PM |
22 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:11:23 PM |
14 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:11:24 PM |
24 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:11:24 PM |
18 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:11:25 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:11:25 PM |
27 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:11:25 PM |
36 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:11:25 PM |
10 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:11:49 PM |
31 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:12:08 PM |
45 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:08 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:08 PM |
7 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:08 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:08 PM |
20 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:08 PM |
36 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:09 PM |
1 |
1342.50 |
XCSE |
47
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:12:09 PM |
28 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
76 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
36 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
5 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
40 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
3 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
2 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
17 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
1 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
6 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
36 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
5 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:15 PM |
6 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:18 PM |
36 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:12:39 PM |
83 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:00 PM |
21 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:19 PM |
68 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:19 PM |
8 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:19 PM |
35 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:19 PM |
2 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:19 PM |
10 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:19 PM |
47 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:13:19 PM |
79 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:19 PM |
23 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:13:21 PM |
35 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:25 PM |
3 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:25 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:25 PM |
35 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:25 PM |
3 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:25 PM |
35 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:25 PM |
36 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:25 PM |
30 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:26 PM |
72 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:26 PM |
72 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:26 PM |
11 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:26 PM |
10 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
35 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
14 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
35 |
1342.50 |
XCSE |
48
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
31 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
6 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
35 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:27 PM |
11 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:28 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:28 PM |
21 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:33 PM |
80 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:33 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:33 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:33 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:33 PM |
36 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
36 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
4 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
68 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:34 PM |
40 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:35 PM |
32 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:35 PM |
36 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:35 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:35 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:35 PM |
14 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:44 PM |
24 |
1341.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:13:44 PM |
50 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:44 PM |
32 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:45 PM |
36 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:45 PM |
11 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:45 PM |
21 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:13:49 PM |
3 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:13:49 PM |
80 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:05 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:05 PM |
36 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:05 PM |
29 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:11 PM |
26 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:14:11 PM |
57 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:14:42 PM |
11 |
1344.00 |
XCSE |
49
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:14:42 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
7 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
16 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
6 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:14:58 PM |
3 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:14:59 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:59 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:14:59 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:05 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:05 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:05 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:05 PM |
15 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:05 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:05 PM |
2 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:05 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:05 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:07 PM |
20 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:15:10 PM |
36 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:15:10 PM |
36 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:15:16 PM |
11 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:15:39 PM |
63 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:15:39 PM |
22 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:15:53 PM |
44 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:53 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:15:54 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:54 PM |
15 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:15:55 PM |
28 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:16:00 PM |
1 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:16:00 PM |
7 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:16:07 PM |
77 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:16:25 PM |
2 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:16:25 PM |
11 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:16:26 PM |
16 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:16:26 PM |
2 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:16:48 PM |
19 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:16:48 PM |
3 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:16:59 PM |
76 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:16:59 PM |
82 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:17:26 PM |
1 |
1343.00 |
XCSE |
50
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:17:30 PM |
30 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:17:39 PM |
2 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:00 PM |
31 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
75 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
39 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
25 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
40 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
3 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
13 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
11 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
24 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
39 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
13 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
1 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
20 |
1341.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
19 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
56 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
2 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:18:10 PM |
20 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:18:11 PM |
21 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:18:11 PM |
14 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:18:13 PM |
19 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:18:14 PM |
3 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:18:14 PM |
11 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:18:53 PM |
78 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:00 PM |
11 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:00 PM |
21 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:00 PM |
9 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:00 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:00 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:04 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:04 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:04 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:04 PM |
7 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:04 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:04 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:04 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:04 PM |
79 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
36 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
5 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
13 |
1343.50 |
XCSE |
51
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
26 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:05 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
30 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
25 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
26 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
1 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
38 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
36 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
30 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
26 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
5 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
26 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:06 PM |
23 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:07 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:07 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:07 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:07 PM |
29 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:25 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:25 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:25 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:25 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:25 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:25 PM |
14 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:45 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:45 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:45 PM |
17 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:45 PM |
36 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:19:48 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:48 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:48 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:49 PM |
23 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:19:51 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:08 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:08 PM |
19 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:08 PM |
58 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
50 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
6 |
1343.00 |
CEUX |
52
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
27 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
22 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
22 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
22 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:22 PM |
1 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:23 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:23 PM |
6 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:24 PM |
6 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:33 PM |
27 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:20:33 PM |
43 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:20:33 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:49 PM |
2 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:20:51 PM |
14 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:21:09 PM |
80 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:09 PM |
2 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:21:38 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:21:38 PM |
5 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:21:38 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:21:38 PM |
35 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:21:49 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
44 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
20 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
28 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
20 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
49 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
2 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
49 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:21:52 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
20 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
22 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:53 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:54 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:54 PM |
15 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:54 PM |
10 |
1344.00 |
XCSE |
53
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:21:54 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:54 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:54 PM |
10 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:56 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:56 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:21:57 PM |
14 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:22:03 PM |
82 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:22:03 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:22:03 PM |
83 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:22:03 PM |
22 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:22:13 PM |
10 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:22:13 PM |
73 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:22:13 PM |
22 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:22:14 PM |
19 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:22:14 PM |
63 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:22:23 PM |
37 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:22:24 PM |
23 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:22:24 PM |
2 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:22:24 PM |
37 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:22:24 PM |
43 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:22:24 PM |
39 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:23:04 PM |
27 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:09 PM |
44 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:10 PM |
5 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:10 PM |
27 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:23:26 PM |
2 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:26 PM |
15 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:23:29 PM |
27 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:30 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:30 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:30 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:30 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:30 PM |
24 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:23:31 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:31 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:31 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:31 PM |
10 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:31 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:31 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:31 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:31 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:32 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:32 PM |
10 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:32 PM |
2 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:32 PM |
11 |
1344.00 |
XCSE |
54
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:23:38 PM |
49 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:38 PM |
9 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:23:39 PM |
59 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:23:39 PM |
18 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:23:39 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:23:59 PM |
79 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:23:59 PM |
1 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:24:12 PM |
30 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:12 PM |
53 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:25 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:25 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:33 PM |
50 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:39 PM |
80 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:24:39 PM |
36 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:24:45 PM |
32 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:24:46 PM |
44 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:46 PM |
12 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:24:51 PM |
24 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:51 PM |
56 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:51 PM |
10 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:24:51 PM |
23 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:24:51 PM |
22 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:24:52 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:52 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:52 PM |
10 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:52 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:52 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:53 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:53 PM |
10 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:24:59 PM |
26 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:24:59 PM |
35 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:24:59 PM |
16 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:25:03 PM |
48 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:03 PM |
12 |
1341.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:25:06 PM |
22 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:06 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:11 PM |
24 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:25:16 PM |
34 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:25:16 PM |
18 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:25:25 PM |
6 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:25 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:25 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:25 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:25 PM |
24 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:25 PM |
1 |
1342.50 |
XCSE |
55
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:25:33 PM |
18 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:25:35 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:35 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:48 PM |
32 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:48 PM |
24 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:25:49 PM |
9 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:25:49 PM |
71 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:14 PM |
20 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:26:19 PM |
46 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:19 PM |
6 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:19 PM |
3 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:26:19 PM |
9 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:26:26 PM |
43 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:26 PM |
29 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:26 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:26 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:27 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:27 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:28 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:28 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:30 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:30 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:30 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:30 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:30 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:30 PM |
19 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:31 PM |
26 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:32 PM |
32 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:33 PM |
10 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:34 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:34 PM |
9 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:42 PM |
31 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:26:43 PM |
5 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:26:51 PM |
5 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:51 PM |
15 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:51 PM |
22 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:51 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:51 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:51 PM |
30 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:51 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:58 PM |
22 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:26:58 PM |
32 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:26:58 PM |
40 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:27:03 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:03 PM |
3 |
1343.00 |
XCSE |
56
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:27:05 PM |
1 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:06 PM |
16 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:15 PM |
4 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:19 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:28 PM |
25 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:31 PM |
8 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:34 PM |
8 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:38 PM |
8 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:40 PM |
8 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:47 PM |
8 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:47 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:47 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:48 PM |
16 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:27:51 PM |
26 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:27:51 PM |
32 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:27:56 PM |
78 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:28:02 PM |
60 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:02 PM |
22 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:28:02 PM |
75 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:28:02 PM |
22 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:28:05 PM |
14 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
57 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
20 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
19 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
24 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
59 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:28:07 PM |
22 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:28:08 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:08 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:08 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:08 PM |
20 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:08 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:08 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:08 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:08 PM |
6 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:13 PM |
77 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:13 PM |
40 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:28:15 PM |
35 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:28:15 PM |
7 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:28:15 PM |
29 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:28:25 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:25 PM |
30 |
1342.50 |
XCSE |
57
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:28:25 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:25 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:26 PM |
39 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:28:49 PM |
78 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:50 PM |
39 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:50 PM |
19 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:50 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:28:50 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:04 PM |
79 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:07 PM |
13 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:29:14 PM |
38 |
1341.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:29:14 PM |
19 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:29:14 PM |
27 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:29:15 PM |
36 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:25 PM |
5 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:25 PM |
1 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:25 PM |
1 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:25 PM |
2 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:25 PM |
30 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:25 PM |
35 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:49 PM |
60 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:59 PM |
83 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:29:59 PM |
42 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:30:06 PM |
18 |
1341.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:30:06 PM |
18 |
1341.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:30:14 PM |
41 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:14 PM |
5 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:18 PM |
11 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:25 PM |
9 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:35 PM |
15 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:39 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:40 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:40 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:40 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:30:55 PM |
12 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:31:22 PM |
77 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:31:25 PM |
39 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:31:25 PM |
8 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:31:25 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:31:25 PM |
24 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:31:25 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:31:31 PM |
36 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:31:31 PM |
6 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:31:31 PM |
6 |
1343.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:31:31 PM |
7 |
1343.00 |
CEUX |
58
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:31:32 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:31:32 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:31:56 PM |
1 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:31:56 PM |
31 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:31:57 PM |
17 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:31:58 PM |
5 |
1343.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:32:03 PM |
39 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:32:03 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:32:03 PM |
39 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:32:03 PM |
25 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:32:03 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:32:03 PM |
36 |
1342.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:32:03 PM |
80 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:32:03 PM |
1 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:32:06 PM |
58 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:32:06 PM |
25 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:32:50 PM |
83 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:32:59 PM |
83 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:33:07 PM |
26 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:33:07 PM |
4 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:33:07 PM |
13 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:33:09 PM |
18 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:27 PM |
14 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:27 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:28 PM |
18 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:28 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:28 PM |
21 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:28 PM |
22 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:28 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:42 PM |
6 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:33:47 PM |
26 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:03 PM |
18 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:34:04 PM |
57 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:34:15 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:15 PM |
10 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:15 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:15 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:15 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:35 PM |
40 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:35 PM |
6 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:35 PM |
24 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:35 PM |
1 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:45 PM |
77 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:34:45 PM |
42 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:34:45 PM |
2 |
1344.00 |
CEUX |
59
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:34:45 PM |
22 |
1344.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:34:55 PM |
25 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:35:03 PM |
19 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:35:04 PM |
3 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:35:23 PM |
18 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:35:23 PM |
24 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:35:23 PM |
39 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:35:23 PM |
12 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:35:23 PM |
68 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:35:25 PM |
22 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:35:35 PM |
2 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:35:36 PM |
13 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:35:42 PM |
24 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:35:59 PM |
23 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:36:00 PM |
41 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:00 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:00 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:00 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:00 PM |
36 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:36:00 PM |
5 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:36:07 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:07 PM |
63 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:07 PM |
27 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:36:07 PM |
55 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:36:12 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:12 PM |
9 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:12 PM |
2 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:12 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:14 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:31 PM |
11 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:36:37 PM |
47 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:45 PM |
23 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:45 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:36:45 PM |
25 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:37:11 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:37:19 PM |
66 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:37:19 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:37:37 PM |
16 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:37:37 PM |
55 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:37:38 PM |
36 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:37:40 PM |
19 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:37:46 PM |
31 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:37:46 PM |
73 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:37:46 PM |
13 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:37:46 PM |
32 |
1344.50 |
CEUX |
60
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:38:01 PM |
12 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:38:01 PM |
26 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:38:01 PM |
14 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:38:01 PM |
32 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:38:06 PM |
98 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:38:06 PM |
6 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:38:07 PM |
35 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:38:11 PM |
32 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:38:37 PM |
79 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:39:09 PM |
61 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:09 PM |
36 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:39:26 PM |
15 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:26 PM |
41 |
1345.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:39:26 PM |
36 |
1346.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:39:27 PM |
30 |
1345.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
76 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
60 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
39 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
39 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
18 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
34 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
68 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
23 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:39:59 PM |
31 |
1344.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:40:00 PM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:00 PM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:01 PM |
31 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:01 PM |
61 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:09 PM |
16 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:10 PM |
36 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:40:23 PM |
42 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:23 PM |
36 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:40:23 PM |
29 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:40:23 PM |
23 |
1344.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:40:26 PM |
76 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:40:29 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:29 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:31 PM |
23 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:40:31 PM |
16 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:40:33 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:40:34 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:34 PM |
39 |
1344.50 |
XCSE |
61
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:40:34 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:44 PM |
20 |
1344.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:40:45 PM |
9 |
1344.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:40:46 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:40:56 PM |
30 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:06 PM |
21 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:06 PM |
29 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:06 PM |
38 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:41:06 PM |
30 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:19 PM |
59 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:20 PM |
8 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:41:34 PM |
17 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:34 PM |
5 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:41:34 PM |
25 |
1344.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
2 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
2 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
14 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
20 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
36 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
23 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
23 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
23 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:35 PM |
10 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
43 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
30 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
31 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
5 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
37 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
77 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
36 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:41:46 PM |
47 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:41:47 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:47 PM |
45 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:47 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:47 PM |
8 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:47 PM |
10 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:48 PM |
10 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:52 PM |
39 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:52 PM |
12 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:41:52 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:42:01 PM |
12 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:42:01 PM |
11 |
1344.00 |
CEUX |
62
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:42:05 PM |
25 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:42:19 PM |
78 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:42:19 PM |
32 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:42:19 PM |
30 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:42:31 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:42:31 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:42:31 PM |
16 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:42:49 PM |
25 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:42:49 PM |
10 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:42:49 PM |
32 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:42:49 PM |
45 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:42:59 PM |
77 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:42:59 PM |
50 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:42:59 PM |
50 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:43:03 PM |
82 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:03 PM |
34 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:43:03 PM |
42 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:43:04 PM |
11 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:04 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:04 PM |
6 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:05 PM |
13 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:06 PM |
3 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:12 PM |
22 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:12 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:12 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:27 PM |
8 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:43:29 PM |
82 |
1343.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:31 PM |
32 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:43:36 PM |
30 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:36 PM |
14 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:36 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:36 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:36 PM |
9 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:37 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:37 PM |
4 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:40 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:43:41 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:43:41 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:43:56 PM |
27 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:43:59 PM |
25 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:01 PM |
2 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:44:14 PM |
32 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:14 PM |
18 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:44:16 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:44:17 PM |
14 |
1343.50 |
AQEU |
63
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:44:25 PM |
22 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:25 PM |
2 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:25 PM |
23 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:31 PM |
1 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:31 PM |
11 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:31 PM |
37 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:31 PM |
9 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:55 PM |
23 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:56 PM |
30 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:44:59 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:44:59 PM |
22 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:44:59 PM |
49 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
32 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
4 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
3 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
18 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:45:11 PM |
1 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:12 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:13 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:13 PM |
39 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:13 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:13 PM |
14 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:20 PM |
48 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:20 PM |
10 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:45:20 PM |
5 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:45:25 PM |
32 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:45:26 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:26 PM |
18 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:31 PM |
32 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:45:31 PM |
11 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:45:33 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:58 PM |
39 |
1344.00 |
XCSE |
64
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:45:58 PM |
50 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:58 PM |
15 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:45:59 PM |
24 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:45:59 PM |
50 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:45:59 PM |
20 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:46:19 PM |
11 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:19 PM |
35 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:46:24 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:46:28 PM |
19 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:28 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:28 PM |
12 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:28 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
39 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
38 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
3 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
42 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
13 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
18 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
12 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
15 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
4 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:29 PM |
32 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
19 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
38 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
23 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
16 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:30 PM |
38 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:31 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:31 PM |
39 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:31 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:31 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:31 PM |
11 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:32 PM |
22 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:36 PM |
20 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:46:36 PM |
7 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:46:59 PM |
59 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:59 PM |
36 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:46:59 PM |
36 |
1344.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:46:59 PM |
15 |
1344.50 |
CEUX |
65
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
15 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
29 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
2 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
14 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
12 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
9 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:13 PM |
36 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:14 PM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:18 PM |
37 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:18 PM |
40 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:18 PM |
27 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:18 PM |
23 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:18 PM |
28 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:18 PM |
19 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:18 PM |
3 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:19 PM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:19 PM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:20 PM |
11 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:20 PM |
11 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:20 PM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:21 PM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:21 PM |
11 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:21 PM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:23 PM |
13 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:23 PM |
12 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:23 PM |
39 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:24 PM |
12 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:24 PM |
12 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:24 PM |
80 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:25 PM |
11 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:28 PM |
36 |
1345.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:47:31 PM |
34 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:32 PM |
7 |
1345.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:33 PM |
18 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:33 PM |
5 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:33 PM |
16 |
1345.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:47 PM |
78 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:47 PM |
43 |
1345.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:47:47 PM |
49 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:48 PM |
41 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:49 PM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:49 PM |
14 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:50 PM |
11 |
1345.00 |
XCSE |
66
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:47:50 PM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:50 PM |
39 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:50 PM |
13 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:51 PM |
13 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:53 PM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:54 PM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:54 PM |
39 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:54 PM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:54 PM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:54 PM |
31 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:54 PM |
8 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:54 PM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:54 PM |
11 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:55 PM |
12 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:55 PM |
39 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:55 PM |
5 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:55 PM |
39 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:47:58 PM |
25 |
1345.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:47:59 PM |
46 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:48:00 PM |
1 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:48:00 PM |
3 |
1345.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:48:03 PM |
22 |
1344.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:48:13 PM |
40 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:48:13 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:48:13 PM |
13 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:48:24 PM |
4 |
1344.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:48:24 PM |
20 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:48:52 PM |
32 |
1344.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:48:52 PM |
26 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:48:52 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:48:52 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:48:52 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:48:52 PM |
28 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:48:52 PM |
20 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:48:52 PM |
17 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:48:58 PM |
31 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:49:00 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:49:00 PM |
3 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:49:00 PM |
13 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:49:01 PM |
29 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:49:10 PM |
1 |
1344.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:49:32 PM |
36 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:49:32 PM |
24 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:49:32 PM |
10 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:49:33 PM |
6 |
1344.00 |
CEUX |
67
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:49:33 PM |
5 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:49:33 PM |
6 |
1344.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:01 PM |
35 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:01 PM |
2 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:50:01 PM |
2 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:50:01 PM |
18 |
1343.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:50:01 PM |
37 |
1343.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:50:03 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:03 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:03 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:03 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:04 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:05 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:05 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:06 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:06 PM |
5 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:06 PM |
50 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:06 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:06 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:07 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:07 PM |
6 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:07 PM |
27 |
1343.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:09 PM |
30 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:09 PM |
20 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:09 PM |
39 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:09 PM |
11 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:09 PM |
4 |
1343.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:09 PM |
22 |
1343.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:50:09 PM |
29 |
1342.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:11 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:11 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:12 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:12 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:12 PM |
15 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:14 PM |
29 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:14 PM |
14 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:14 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:14 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:15 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:15 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:15 PM |
10 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:15 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:15 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:15 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:15 PM |
13 |
1342.50 |
XCSE |
68
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:50:15 PM |
24 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:50:16 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:16 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:16 PM |
1 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:16 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:16 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:16 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:16 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:16 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:17 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:17 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:17 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:18 PM |
13 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:18 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:18 PM |
39 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:18 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:19 PM |
14 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:19 PM |
12 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:19 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:19 PM |
6 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:19 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:19 PM |
11 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:20 PM |
1 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:20 PM |
1 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:22 PM |
80 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:22 PM |
29 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:50:33 PM |
26 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:34 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:34 PM |
22 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:34 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:34 PM |
23 |
1341.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:50:40 PM |
81 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:50:42 PM |
9 |
1341.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:50:43 PM |
18 |
1341.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:50:52 PM |
8 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:52 PM |
37 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:52 PM |
35 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:53 PM |
4 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:55 PM |
5 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:58 PM |
36 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:59 PM |
22 |
1341.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:50:59 PM |
14 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:50:59 PM |
2 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:13 PM |
31 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:21 PM |
11 |
1341.00 |
XCSE |
69
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:51:21 PM |
39 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:22 PM |
65 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:28 PM |
19 |
1341.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:51:31 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:34 PM |
50 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:36 PM |
50 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:40 PM |
50 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:41 PM |
22 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:41 PM |
50 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:41 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:43 PM |
17 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:44 PM |
50 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:45 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:45 PM |
15 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:45 PM |
1 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:45 PM |
25 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:47 PM |
25 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:47 PM |
50 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:47 PM |
16 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:48 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:48 PM |
25 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:48 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
82 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
14 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
39 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
27 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
29 |
1341.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
22 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:49 PM |
10 |
1341.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
12 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
39 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
36 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
39 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:50 PM |
11 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
39 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
13 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
36 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
11 |
1341.50 |
XCSE |
70
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
39 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
2 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
25 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
36 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
6 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
5 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:51:51 PM |
22 |
1341.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:51:55 PM |
22 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:51:55 PM |
18 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:01 PM |
36 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:52:01 PM |
26 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:52:05 PM |
32 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:05 PM |
38 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:05 PM |
1 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:05 PM |
3 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:19 PM |
24 |
1341.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:52:25 PM |
36 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:52:25 PM |
29 |
1341.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:52:27 PM |
25 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:27 PM |
39 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:27 PM |
11 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:27 PM |
12 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:27 PM |
13 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:27 PM |
4 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:28 PM |
7 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:28 PM |
39 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:28 PM |
13 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:28 PM |
12 |
1341.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:31 PM |
50 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:31 PM |
36 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:52:39 PM |
41 |
1340.50 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:52:39 PM |
30 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:52:39 PM |
32 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:52:47 PM |
26 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:52:47 PM |
32 |
1341.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:05 PM |
15 |
1340.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:53:05 PM |
30 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:19 PM |
36 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:19 PM |
23 |
1340.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:28 PM |
28 |
1340.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:53:29 PM |
35 |
1340.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:44 PM |
10 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:44 PM |
18 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:44 PM |
35 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:44 PM |
8 |
1340.50 |
CEUX |
71
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
31-Mar-2025 |
16:53:44 PM |
18 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:44 PM |
15 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:53:45 PM |
18 |
1340.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:54:10 PM |
83 |
1341.50 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:54:20 PM |
40 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:54:20 PM |
24 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:54:20 PM |
45 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:54:20 PM |
41 |
1342.00 |
CEUX |
GENMAB A/S |
31-Mar-2025 |
16:54:20 PM |
22 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:54:20 PM |
14 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:54:29 PM |
22 |
1342.00 |
TQEX |
GENMAB A/S |
31-Mar-2025 |
16:54:29 PM |
26 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:54:43 PM |
30 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:54:43 PM |
12 |
1342.00 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:54:43 PM |
27 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:54:43 PM |
35 |
1342.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:54:46 PM |
55 |
1341.50 |
XCSE |
GENMAB A/S |
31-Mar-2025 |
16:54:46 PM |
17 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:54:46 PM |
5 |
1342.00 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:54:46 PM |
10 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:54:46 PM |
13 |
1342.50 |
AQEU |
GENMAB A/S |
31-Mar-2025 |
16:54:46 PM |
21 |
1342.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:12:57 AM |
74 |
1271.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:13:14 AM |
47 |
1272.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:13:14 AM |
72 |
1272.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:13:29 AM |
27 |
1276.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:13:38 AM |
74 |
1276.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:13:50 AM |
54 |
1277.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:13:50 AM |
1 |
1277.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:13:50 AM |
1 |
1277.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:14:05 AM |
54 |
1280.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:14:05 AM |
68 |
1280.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:14:20 AM |
60 |
1285.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:14:23 AM |
51 |
1284.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:14:23 AM |
55 |
1283.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:14:23 AM |
67 |
1283.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:14:23 AM |
48 |
1284.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:14:23 AM |
46 |
1283.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:14:23 AM |
40 |
1284.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:14:23 AM |
39 |
1283.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:14:29 AM |
26 |
1281.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:14:29 AM |
75 |
1282.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:14:29 AM |
34 |
1282.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:14:29 AM |
41 |
1282.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:14:29 AM |
28 |
1281.00 |
CEUX |
72
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
09:14:34 AM |
36 |
1280.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:14:34 AM |
37 |
1280.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:14:42 AM |
25 |
1282.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:15:05 AM |
23 |
1281.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:15:05 AM |
38 |
1281.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:15:40 AM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:15:40 AM |
39 |
1281.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:15:40 AM |
38 |
1281.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:15:52 AM |
23 |
1280.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:15:52 AM |
25 |
1280.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:17:26 AM |
79 |
1281.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:17:26 AM |
53 |
1280.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:18:09 AM |
24 |
1280.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:18:15 AM |
43 |
1280.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:18:23 AM |
23 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:18:25 AM |
18 |
1278.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:18:31 AM |
5 |
1278.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:19:06 AM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:19:06 AM |
11 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:19:06 AM |
61 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:19:20 AM |
81 |
1280.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:19:48 AM |
9 |
1281.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:19:48 AM |
12 |
1281.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:04 AM |
48 |
1283.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:04 AM |
12 |
1283.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:04 AM |
11 |
1283.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:04 AM |
10 |
1283.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:15 AM |
15 |
1283.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:21 AM |
86 |
1284.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:29 AM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:29 AM |
67 |
1283.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:29 AM |
64 |
1283.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:20:29 AM |
13 |
1283.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:20:48 AM |
80 |
1282.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:20:48 AM |
49 |
1282.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:21:03 AM |
73 |
1281.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:21:28 AM |
5 |
1282.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:21:28 AM |
80 |
1282.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:21:28 AM |
39 |
1282.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:21:52 AM |
81 |
1282.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:21:52 AM |
85 |
1281.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:21:52 AM |
29 |
1281.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:22:06 AM |
8 |
1280.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:22:06 AM |
57 |
1280.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:22:31 AM |
64 |
1281.00 |
XCSE |
73
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
09:22:34 AM |
14 |
1281.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:22:44 AM |
28 |
1280.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:23:23 AM |
79 |
1280.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:23:35 AM |
81 |
1279.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:23:36 AM |
35 |
1279.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:24:57 AM |
85 |
1281.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:24:59 AM |
24 |
1280.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:24:59 AM |
29 |
1280.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:26:25 AM |
7 |
1280.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:26:28 AM |
72 |
1280.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:26:28 AM |
46 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:26:28 AM |
27 |
1280.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:26:28 AM |
17 |
1279.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:26:28 AM |
41 |
1279.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:26:29 AM |
34 |
1279.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:26:29 AM |
16 |
1279.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:26:32 AM |
78 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:26:32 AM |
1 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:26:55 AM |
37 |
1278.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:26:55 AM |
32 |
1278.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:27:18 AM |
81 |
1278.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:27:18 AM |
33 |
1278.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:27:18 AM |
48 |
1278.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:27:18 AM |
14 |
1277.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:27:18 AM |
10 |
1277.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:27:52 AM |
54 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:27:52 AM |
29 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:27:52 AM |
62 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:28:56 AM |
85 |
1279.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:28:56 AM |
34 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:28:56 AM |
25 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:28:59 AM |
16 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:28:59 AM |
69 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:30:07 AM |
81 |
1280.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:30:07 AM |
84 |
1279.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:30:07 AM |
38 |
1279.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:30:07 AM |
75 |
1280.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:30:07 AM |
8 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:30:07 AM |
15 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:30:07 AM |
53 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:30:10 AM |
31 |
1279.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:30:28 AM |
77 |
1281.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:30:28 AM |
8 |
1280.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:30:28 AM |
19 |
1281.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:30:28 AM |
23 |
1281.00 |
CEUX |
74
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
09:30:34 AM |
55 |
1280.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:30:34 AM |
23 |
1280.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:30:46 AM |
35 |
1280.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:30:56 AM |
42 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:30:56 AM |
8 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:31:17 AM |
17 |
1279.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:31:24 AM |
32 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:31:24 AM |
1 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:31:24 AM |
30 |
1279.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:31:44 AM |
5 |
1279.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:31:44 AM |
21 |
1279.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:31:53 AM |
23 |
1279.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:32:04 AM |
26 |
1278.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:33:33 AM |
29 |
1278.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:33:40 AM |
18 |
1278.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:33:58 AM |
25 |
1278.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:33:58 AM |
27 |
1278.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:33:58 AM |
4 |
1278.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:33:58 AM |
3 |
1277.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:33:58 AM |
24 |
1277.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:34:36 AM |
27 |
1277.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:34:36 AM |
54 |
1277.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:34:40 AM |
9 |
1277.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:34:40 AM |
20 |
1277.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:34:54 AM |
41 |
1276.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:34:54 AM |
27 |
1276.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:34:55 AM |
37 |
1275.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:34:58 AM |
2 |
1275.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:34:58 AM |
17 |
1275.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:35:14 AM |
86 |
1275.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:35:18 AM |
79 |
1274.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:35:18 AM |
35 |
1274.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:35:18 AM |
30 |
1274.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:35:35 AM |
34 |
1275.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:35:37 AM |
39 |
1275.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:35:54 AM |
23 |
1275.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:36:58 AM |
86 |
1277.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:36:58 AM |
18 |
1277.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:36:58 AM |
15 |
1277.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:36:58 AM |
29 |
1277.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:37:00 AM |
66 |
1276.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:37:00 AM |
3 |
1276.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:37:00 AM |
29 |
1276.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:37:00 AM |
32 |
1276.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:38:03 AM |
55 |
1276.00 |
XCSE |
75
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
09:38:03 AM |
27 |
1276.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:38:03 AM |
28 |
1276.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:38:15 AM |
64 |
1275.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:38:15 AM |
31 |
1275.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:38:40 AM |
50 |
1274.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:38:40 AM |
23 |
1274.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:39:05 AM |
43 |
1275.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:39:05 AM |
28 |
1275.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:39:40 AM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:39:40 AM |
23 |
1276.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:39:40 AM |
9 |
1276.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:39:40 AM |
7 |
1276.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:39:49 AM |
1 |
1277.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:39:53 AM |
34 |
1277.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:39:55 AM |
26 |
1276.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:40:18 AM |
26 |
1280.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:40:18 AM |
20 |
1280.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:40:18 AM |
30 |
1280.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:40:18 AM |
3 |
1280.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:41:48 AM |
83 |
1284.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:41:48 AM |
28 |
1285.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:41:48 AM |
25 |
1286.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:41:54 AM |
33 |
1285.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:41:54 AM |
29 |
1284.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:41:55 AM |
56 |
1284.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:41:55 AM |
50 |
1284.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:41:58 AM |
23 |
1283.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:41:58 AM |
26 |
1283.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:41:58 AM |
56 |
1283.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:42:21 AM |
31 |
1282.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:42:21 AM |
11 |
1282.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:43:03 AM |
29 |
1284.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:43:31 AM |
18 |
1285.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:43:31 AM |
9 |
1285.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:43:31 AM |
32 |
1285.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:43:59 AM |
30 |
1284.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:43:59 AM |
26 |
1284.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:44:01 AM |
25 |
1284.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:44:08 AM |
29 |
1283.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:44:08 AM |
23 |
1283.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:44:08 AM |
25 |
1283.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:44:11 AM |
26 |
1282.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:44:11 AM |
28 |
1282.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:44:33 AM |
29 |
1282.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:46:24 AM |
27 |
1282.50 |
TQEX |
76
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
09:46:55 AM |
81 |
1283.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:46:55 AM |
30 |
1282.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:46:56 AM |
77 |
1282.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:46:56 AM |
16 |
1282.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:46:56 AM |
33 |
1282.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:48:05 AM |
86 |
1285.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:48:31 AM |
60 |
1286.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:48:31 AM |
23 |
1286.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:48:31 AM |
19 |
1286.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:48:31 AM |
15 |
1286.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:48:31 AM |
15 |
1286.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:48:33 AM |
40 |
1287.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:49:33 AM |
23 |
1286.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:49:52 AM |
13 |
1285.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:49:52 AM |
54 |
1285.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:49:52 AM |
45 |
1285.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:50:26 AM |
43 |
1288.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:51:11 AM |
81 |
1288.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:53:12 AM |
9 |
1287.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:53:12 AM |
23 |
1288.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:53:12 AM |
37 |
1288.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:53:18 AM |
54 |
1287.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:53:18 AM |
3 |
1287.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:53:27 AM |
46 |
1287.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:53:27 AM |
32 |
1287.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:55:13 AM |
5 |
1287.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:55:14 AM |
2 |
1287.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:55:23 AM |
23 |
1288.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:56:01 AM |
4 |
1288.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:56:55 AM |
5 |
1287.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:57:02 AM |
23 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:57:02 AM |
26 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:57:02 AM |
38 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:57:05 AM |
80 |
1290.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:57:05 AM |
23 |
1290.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:57:05 AM |
86 |
1290.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:57:10 AM |
65 |
1291.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:57:33 AM |
82 |
1290.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:57:33 AM |
17 |
1290.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:57:44 AM |
23 |
1290.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
09:57:44 AM |
15 |
1290.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
09:58:30 AM |
40 |
1290.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
09:58:31 AM |
7 |
1290.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:59:30 AM |
80 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:59:30 AM |
27 |
1289.50 |
AQEU |
77
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
09:59:31 AM |
34 |
1290.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
09:59:33 AM |
8 |
1289.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:00:23 AM |
20 |
1289.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:00:31 AM |
3 |
1289.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:00:34 AM |
28 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:00:34 AM |
30 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:00:34 AM |
26 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:00:34 AM |
10 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:00:34 AM |
14 |
1289.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:00:34 AM |
81 |
1288.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:00:34 AM |
84 |
1289.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:00:35 AM |
52 |
1288.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:01:00 AM |
60 |
1287.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:01:16 AM |
85 |
1288.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:01:33 AM |
49 |
1288.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:02:01 AM |
21 |
1288.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:02:02 AM |
30 |
1287.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:02:02 AM |
12 |
1288.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:02:02 AM |
9 |
1288.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:02:40 AM |
19 |
1287.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:02:40 AM |
5 |
1287.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:02:41 AM |
23 |
1287.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:02:44 AM |
84 |
1286.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:04:45 AM |
68 |
1288.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:04:45 AM |
32 |
1289.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:04:45 AM |
8 |
1289.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:05:01 AM |
80 |
1288.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:05:01 AM |
4 |
1288.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:05:01 AM |
56 |
1288.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:09:15 AM |
8 |
1294.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:09:27 AM |
38 |
1295.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:09:42 AM |
38 |
1295.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:09:42 AM |
19 |
1295.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:09:42 AM |
15 |
1295.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:09:42 AM |
83 |
1295.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:09:43 AM |
3 |
1295.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:10:03 AM |
94 |
1296.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:10:03 AM |
14 |
1296.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:10:14 AM |
86 |
1296.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:10:47 AM |
86 |
1295.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:10:47 AM |
31 |
1295.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:10:47 AM |
27 |
1295.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:11:05 AM |
34 |
1299.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:11:05 AM |
74 |
1299.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:11:20 AM |
10 |
1299.00 |
XCSE |
78
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
10:11:43 AM |
62 |
1298.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:11:46 AM |
31 |
1300.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:11:46 AM |
16 |
1300.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:12:06 AM |
28 |
1303.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:12:16 AM |
81 |
1302.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:12:16 AM |
23 |
1302.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:12:16 AM |
80 |
1301.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:12:16 AM |
24 |
1302.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:12:18 AM |
28 |
1301.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:12:18 AM |
54 |
1301.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:12:25 AM |
25 |
1300.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:13:06 AM |
18 |
1300.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:14:05 AM |
83 |
1302.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:14:27 AM |
29 |
1304.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:14:27 AM |
52 |
1304.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:14:30 AM |
15 |
1303.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:14:30 AM |
26 |
1303.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:15:38 AM |
5 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:15:38 AM |
80 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:15:38 AM |
41 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:15:38 AM |
44 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:16:00 AM |
35 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:16:00 AM |
50 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:16:04 AM |
33 |
1305.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:16:11 AM |
84 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:16:11 AM |
79 |
1304.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:16:11 AM |
81 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:16:11 AM |
85 |
1304.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:19:04 AM |
13 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:19:18 AM |
80 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:19:26 AM |
33 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:19:47 AM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:19:47 AM |
72 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:19:47 AM |
23 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:19:47 AM |
58 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:20:19 AM |
23 |
1311.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:20:19 AM |
41 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:20:19 AM |
24 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:20:19 AM |
32 |
1311.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:20:21 AM |
80 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:20:21 AM |
25 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:20:22 AM |
23 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:20:47 AM |
81 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:20:47 AM |
18 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:20:47 AM |
49 |
1310.00 |
CEUX |
79
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
10:20:49 AM |
86 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:20:49 AM |
3 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:20:49 AM |
82 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:20:49 AM |
31 |
1308.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:20:56 AM |
2 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:20:56 AM |
21 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:23:11 AM |
84 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:23:12 AM |
44 |
1313.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:24:06 AM |
47 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:24:07 AM |
60 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:25:02 AM |
82 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:25:02 AM |
35 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:27:04 AM |
79 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:27:04 AM |
34 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:27:42 AM |
83 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:29:19 AM |
3 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:30:08 AM |
20 |
1311.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:31:04 AM |
3 |
1311.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:31:57 AM |
7 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:31:57 AM |
29 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:31:57 AM |
11 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:32:19 AM |
54 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:32:19 AM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:32:19 AM |
11 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:32:30 AM |
19 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:32:30 AM |
8 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:32:52 AM |
33 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:32:52 AM |
10 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:32:52 AM |
20 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:32:52 AM |
40 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:32:52 AM |
34 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:32:52 AM |
19 |
1310.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:32:52 AM |
12 |
1310.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:33:10 AM |
77 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:33:48 AM |
58 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:33:48 AM |
25 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:34:23 AM |
65 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:36:04 AM |
72 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:36:11 AM |
15 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:36:11 AM |
4 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:36:11 AM |
29 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:36:11 AM |
20 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:36:11 AM |
31 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:36:11 AM |
14 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:36:24 AM |
18 |
1311.00 |
CEUX |
80
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
10:36:47 AM |
85 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:37:17 AM |
64 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:38:18 AM |
84 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:38:59 AM |
86 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:38:59 AM |
80 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:38:59 AM |
80 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:38:59 AM |
79 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:39:00 AM |
26 |
1312.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:39:01 AM |
23 |
1313.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:39:47 AM |
57 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:39:47 AM |
23 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:39:47 AM |
51 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:39:47 AM |
62 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:40:35 AM |
23 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:42:09 AM |
27 |
1316.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:42:14 AM |
80 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:42:14 AM |
33 |
1316.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:42:14 AM |
10 |
1316.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:42:14 AM |
8 |
1316.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:42:14 AM |
24 |
1317.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:42:20 AM |
79 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:42:20 AM |
23 |
1316.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:42:20 AM |
34 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:42:35 AM |
80 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:42:35 AM |
26 |
1317.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:42:35 AM |
26 |
1316.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:43:03 AM |
23 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:43:27 AM |
19 |
1315.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:43:43 AM |
32 |
1315.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:43:43 AM |
23 |
1315.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:44:39 AM |
24 |
1315.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:44:44 AM |
81 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:49:06 AM |
18 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:49:06 AM |
39 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:50:26 AM |
18 |
1319.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:51:06 AM |
6 |
1319.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:51:55 AM |
50 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:51:55 AM |
33 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:51:55 AM |
42 |
1319.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:51:55 AM |
80 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:51:55 AM |
24 |
1319.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
10:53:02 AM |
85 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:53:02 AM |
23 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:53:02 AM |
15 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:53:02 AM |
10 |
1318.50 |
XCSE |
81
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
10:53:02 AM |
68 |
1318.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:55:01 AM |
81 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:55:01 AM |
30 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:55:01 AM |
26 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:55:47 AM |
18 |
1317.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:55:47 AM |
48 |
1317.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:56:16 AM |
50 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:56:16 AM |
13 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:56:16 AM |
27 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:56:16 AM |
12 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:56:16 AM |
6 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:56:44 AM |
80 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:56:44 AM |
62 |
1319.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:57:00 AM |
9 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:57:00 AM |
9 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:57:00 AM |
12 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:57:15 AM |
86 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:57:17 AM |
23 |
1318.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
10:59:04 AM |
79 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
10:59:04 AM |
18 |
1318.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
10:59:04 AM |
39 |
1318.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:01:02 AM |
32 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:02 AM |
12 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:02 AM |
10 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:02 AM |
12 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:02 AM |
2 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:02 AM |
10 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:02 AM |
9 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:05 AM |
10 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:05 AM |
9 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:05 AM |
11 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:25 AM |
7 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:01:40 AM |
18 |
1317.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:03:01 AM |
50 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:03:01 AM |
12 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:03:01 AM |
12 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:03:01 AM |
80 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:03:01 AM |
24 |
1318.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:03:01 AM |
10 |
1318.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:03:01 AM |
13 |
1318.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:03:01 AM |
62 |
1318.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:03:02 AM |
13 |
1318.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:03:18 AM |
23 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:03:37 AM |
48 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:03:38 AM |
35 |
1320.50 |
XCSE |
82
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
11:03:38 AM |
23 |
1320.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:03:54 AM |
45 |
1320.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:03:54 AM |
67 |
1320.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:04:04 AM |
84 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:04:04 AM |
10 |
1319.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:04:04 AM |
3 |
1319.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:04:04 AM |
3 |
1319.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:05:09 AM |
14 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:05:09 AM |
66 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:07:00 AM |
34 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:07:00 AM |
49 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:07:00 AM |
81 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:07:00 AM |
23 |
1322.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:08:01 AM |
83 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:08:02 AM |
19 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:08:02 AM |
57 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:08:23 AM |
15 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:08:23 AM |
69 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:08:23 AM |
82 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:08:26 AM |
83 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:08:26 AM |
86 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:08:26 AM |
46 |
1319.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:08:26 AM |
10 |
1318.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:08:40 AM |
82 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:10:11 AM |
28 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:10:11 AM |
10 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:10:12 AM |
17 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:11:20 AM |
24 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:11:20 AM |
25 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:11:21 AM |
26 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:11:37 AM |
19 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:11:37 AM |
5 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:11:42 AM |
1 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:11:42 AM |
39 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:11:42 AM |
36 |
1311.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:13:37 AM |
27 |
1312.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:13:38 AM |
12 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:13:42 AM |
86 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:13:42 AM |
23 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:13:42 AM |
9 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:16:57 AM |
10 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:16:59 AM |
70 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:16:59 AM |
53 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:17:32 AM |
6 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:17:32 AM |
19 |
1312.50 |
TQEX |
83
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
11:17:32 AM |
48 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:18:57 AM |
30 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:18:57 AM |
30 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:18:57 AM |
19 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:18:57 AM |
15 |
1316.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:18:57 AM |
7 |
1316.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:18:57 AM |
34 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:18:57 AM |
20 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:18:58 AM |
1 |
1316.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:19:01 AM |
54 |
1315.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:19:04 AM |
79 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:19:04 AM |
35 |
1314.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:19:06 AM |
26 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:19:06 AM |
14 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:19:55 AM |
80 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:21:12 AM |
3 |
1316.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:21:12 AM |
24 |
1316.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:21:23 AM |
20 |
1316.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:22:45 AM |
81 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:22:45 AM |
26 |
1315.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:23:27 AM |
7 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:23:28 AM |
23 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:23:28 AM |
50 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:23:28 AM |
43 |
1315.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:23:36 AM |
79 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:23:36 AM |
25 |
1314.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:24:02 AM |
78 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:24:02 AM |
24 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:24:09 AM |
29 |
1312.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:24:09 AM |
21 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:24:10 AM |
80 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:24:14 AM |
36 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:24:23 AM |
23 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:24:37 AM |
31 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:24:58 AM |
28 |
1312.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:25:08 AM |
9 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:25:17 AM |
18 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:25:28 AM |
20 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:25:28 AM |
29 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:25:28 AM |
23 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:25:28 AM |
29 |
1311.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:25:28 AM |
29 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:25:31 AM |
32 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:27:05 AM |
18 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:27:32 AM |
24 |
1311.50 |
XCSE |
84
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
11:27:32 AM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:27:32 AM |
14 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:28:54 AM |
7 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:28:54 AM |
42 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:29:10 AM |
20 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:30:16 AM |
7 |
1311.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:30:16 AM |
23 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:30:27 AM |
22 |
1311.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:30:27 AM |
3 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:32:08 AM |
77 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:32:08 AM |
45 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:32:54 AM |
18 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:33:08 AM |
24 |
1311.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:33:08 AM |
23 |
1311.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:33:08 AM |
7 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:33:54 AM |
1 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:34:54 AM |
15 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:35:10 AM |
24 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:35:17 AM |
29 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:36:03 AM |
7 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:38:33 AM |
10 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:38:33 AM |
38 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:38:33 AM |
10 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:38:33 AM |
11 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:38:45 AM |
18 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:39:23 AM |
14 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:39:23 AM |
34 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:39:23 AM |
33 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:39:37 AM |
22 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:39:37 AM |
22 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:39:37 AM |
19 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:40:19 AM |
23 |
1316.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:40:19 AM |
30 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:40:19 AM |
36 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:40:19 AM |
19 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:40:45 AM |
86 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:40:45 AM |
66 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:40:45 AM |
18 |
1315.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:40:45 AM |
12 |
1315.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:40:45 AM |
86 |
1315.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:41:31 AM |
45 |
1314.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
11:41:31 AM |
78 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:43:59 AM |
80 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:43:59 AM |
15 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:44:54 AM |
18 |
1314.00 |
CEUX |
85
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
11:44:54 AM |
5 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:44:57 AM |
80 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:44:57 AM |
13 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:44:57 AM |
38 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:45:58 AM |
81 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:45:58 AM |
30 |
1313.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:45:58 AM |
57 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:47:57 AM |
48 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:48:35 AM |
23 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:48:35 AM |
16 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:48:35 AM |
11 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:48:35 AM |
16 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:48:35 AM |
6 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:49:45 AM |
86 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:50:03 AM |
56 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:51:14 AM |
26 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
11:51:21 AM |
83 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:51:21 AM |
41 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:56:03 AM |
43 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
11:59:39 AM |
35 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:59:39 AM |
38 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:59:59 AM |
31 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:59:59 AM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
11:59:59 AM |
7 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:00:00 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:00:50 PM |
84 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:00:50 PM |
49 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:01:00 PM |
24 |
1310.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:01:07 PM |
81 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:07 PM |
24 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:07 PM |
38 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:07 PM |
17 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:07 PM |
35 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:01:23 PM |
38 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:23 PM |
17 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:23 PM |
10 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:23 PM |
31 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:23 PM |
10 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:23 PM |
2 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:01:23 PM |
23 |
1309.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:01:27 PM |
80 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:02:57 PM |
84 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:03:14 PM |
20 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:03:32 PM |
61 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:03:47 PM |
82 |
1308.00 |
XCSE |
86
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
12:03:47 PM |
79 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:04:35 PM |
85 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:09:25 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:09:25 PM |
38 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:09:25 PM |
20 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:09:25 PM |
31 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:09:35 PM |
4 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:09:58 PM |
86 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:10:08 PM |
31 |
1307.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:10:08 PM |
64 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:10:08 PM |
22 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:11:03 PM |
83 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:12:23 PM |
12 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:12:24 PM |
4 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:12:24 PM |
75 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:14:25 PM |
9 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:14:25 PM |
11 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:14:44 PM |
32 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:14:44 PM |
27 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:14:44 PM |
25 |
1308.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:14:44 PM |
84 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:14:50 PM |
86 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:16:19 PM |
84 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:16:19 PM |
2 |
1308.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:16:19 PM |
1 |
1308.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
25 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
12 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
17 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
31 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
27 |
1308.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
7 |
1308.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:20:48 PM |
1 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:21:58 PM |
108 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:21:58 PM |
26 |
1307.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:21:58 PM |
65 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:23:41 PM |
51 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:24:09 PM |
23 |
1306.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:24:09 PM |
30 |
1306.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:24:09 PM |
55 |
1306.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:24:32 PM |
80 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:24:32 PM |
34 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:24:32 PM |
29 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:24:32 PM |
18 |
1306.50 |
XCSE |
87
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
12:24:32 PM |
27 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:25:14 PM |
3 |
1305.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:25:14 PM |
72 |
1305.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:26:06 PM |
4 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:26:06 PM |
10 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:30:07 PM |
24 |
1306.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:30:07 PM |
41 |
1306.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:30:07 PM |
38 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:30:07 PM |
47 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:30:08 PM |
82 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:30:08 PM |
33 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:30:08 PM |
14 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:30:08 PM |
59 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:30:08 PM |
2 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:30:08 PM |
9 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:30:14 PM |
70 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:30:29 PM |
23 |
1305.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:30:29 PM |
83 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:31:33 PM |
59 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:31:35 PM |
79 |
1304.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:33:08 PM |
75 |
1304.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:42:48 PM |
108 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:42:49 PM |
18 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:44:00 PM |
20 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:44:00 PM |
8 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:44:00 PM |
12 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:44:00 PM |
69 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:44:33 PM |
82 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:44:33 PM |
35 |
1309.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:45:52 PM |
24 |
1308.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:45:52 PM |
79 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:47:16 PM |
22 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:49:17 PM |
28 |
1310.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:50:11 PM |
1 |
1309.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:50:56 PM |
9 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:50:56 PM |
53 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:50:56 PM |
26 |
1309.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
12:50:58 PM |
11 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:51:31 PM |
39 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:52:09 PM |
30 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:52:09 PM |
16 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:52:58 PM |
15 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:53:00 PM |
79 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:53:00 PM |
38 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:53:00 PM |
14 |
1308.50 |
XCSE |
88
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
12:53:00 PM |
23 |
1308.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:56:55 PM |
2 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:56:55 PM |
24 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
79 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
7 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
38 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
27 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
29 |
1307.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
79 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
36 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
1 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:59:15 PM |
33 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
12:59:16 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:59:16 PM |
2 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
12:59:18 PM |
3 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:01:28 PM |
4 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:01:28 PM |
4 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:01:28 PM |
36 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:01:28 PM |
16 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:02:06 PM |
27 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:02:43 PM |
27 |
1307.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
13:02:59 PM |
38 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:02:59 PM |
7 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:02:59 PM |
31 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:02:59 PM |
26 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:02:59 PM |
23 |
1307.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:02:59 PM |
5 |
1307.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
13:02:59 PM |
53 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:04:36 PM |
23 |
1307.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:04:36 PM |
79 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:04:50 PM |
68 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:04:50 PM |
9 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:05:10 PM |
25 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:05:10 PM |
38 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:05:10 PM |
84 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:05:10 PM |
25 |
1306.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:05:10 PM |
34 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:05:10 PM |
46 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:05:11 PM |
38 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:05:11 PM |
42 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:05:50 PM |
86 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:06:05 PM |
38 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:06:05 PM |
13 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:06:05 PM |
11 |
1306.00 |
XCSE |
89
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
13:06:05 PM |
31 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:06:05 PM |
80 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:12:41 PM |
10 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:12:48 PM |
2 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:13:46 PM |
12 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:46 PM |
38 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:46 PM |
31 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:47 PM |
9 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:47 PM |
38 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:47 PM |
11 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:47 PM |
9 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:47 PM |
31 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:50 PM |
38 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:50 PM |
11 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:50 PM |
10 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:13:50 PM |
1 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:14:00 PM |
12 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:00 PM |
38 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:00 PM |
31 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:00 PM |
27 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:07 PM |
37 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:07 PM |
38 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:07 PM |
28 |
1306.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:14:07 PM |
29 |
1306.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
13:14:48 PM |
85 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:48 PM |
41 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:48 PM |
72 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:14:50 PM |
11 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:14:50 PM |
41 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:11 PM |
38 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:11 PM |
32 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:11 PM |
79 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:16:11 PM |
4 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
32 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
97 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
10 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
1 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
85 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
4 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
1 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
86 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:16:12 PM |
84 |
1304.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:17:16 PM |
3 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:20:14 PM |
86 |
1305.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:20:38 PM |
83 |
1305.00 |
XCSE |
90
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
13:20:38 PM |
25 |
1305.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:21:17 PM |
80 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:17 PM |
24 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:21:18 PM |
38 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:18 PM |
12 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:18 PM |
12 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:18 PM |
11 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:18 PM |
30 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:18 PM |
5 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:19 PM |
10 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:19 PM |
38 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:19 PM |
11 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:21:19 PM |
12 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:22:05 PM |
11 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:24:27 PM |
16 |
1305.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:24:27 PM |
52 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:25:27 PM |
20 |
1304.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:25:27 PM |
64 |
1304.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:26:03 PM |
4 |
1304.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:29:09 PM |
18 |
1304.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:30:12 PM |
18 |
1304.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:30:12 PM |
42 |
1304.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
1 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
77 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
34 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
38 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
8 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
26 |
1303.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
81 |
1302.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
30 |
1303.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:31:14 PM |
86 |
1302.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:31:15 PM |
26 |
1302.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:15 PM |
38 |
1302.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:15 PM |
26 |
1302.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:15 PM |
34 |
1302.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:31:28 PM |
85 |
1302.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:32:01 PM |
80 |
1303.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:38:38 PM |
10 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:38:38 PM |
15 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:39:09 PM |
12 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:39:11 PM |
83 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:39:11 PM |
25 |
1307.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:39:11 PM |
67 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:39:39 PM |
82 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:39:39 PM |
38 |
1306.50 |
XCSE |
91
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
13:39:39 PM |
7 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:39:39 PM |
27 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:39:39 PM |
36 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:39:39 PM |
28 |
1306.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
13:39:39 PM |
71 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:39:39 PM |
8 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:40:14 PM |
26 |
1306.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
13:42:17 PM |
10 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:42:17 PM |
75 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:42:17 PM |
84 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:44:34 PM |
27 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:44:34 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:44:34 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:44:34 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:44:34 PM |
9 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:45:33 PM |
32 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:50:02 PM |
28 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:50:56 PM |
13 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
13:50:56 PM |
7 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
13:50:56 PM |
16 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
13:51:55 PM |
43 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:51:55 PM |
30 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:51:58 PM |
13 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:54:13 PM |
36 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:54:20 PM |
82 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:54:20 PM |
32 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:55:50 PM |
81 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:55:58 PM |
18 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
13:56:49 PM |
38 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:56:49 PM |
20 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:56:49 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:56:49 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
13:56:49 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:01:14 PM |
51 |
1316.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:01:14 PM |
66 |
1317.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:01:14 PM |
57 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:01:14 PM |
31 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:01:14 PM |
51 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:01:15 PM |
13 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:01:15 PM |
70 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:01:15 PM |
24 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:01:15 PM |
64 |
1316.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:01:15 PM |
36 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:01:15 PM |
63 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:01:16 PM |
86 |
1316.00 |
XCSE |
92
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
14:01:16 PM |
37 |
1316.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:01:16 PM |
10 |
1315.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:01:16 PM |
79 |
1315.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
84 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
84 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
50 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
18 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
40 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
25 |
1316.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
23 |
1315.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
39 |
1315.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
85 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:02:08 PM |
84 |
1315.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:02:09 PM |
79 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:16 PM |
37 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:16 PM |
11 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:16 PM |
24 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:16 PM |
10 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:16 PM |
9 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:16 PM |
10 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:16 PM |
38 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:16 PM |
15 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
81 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
23 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
12 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
9 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
12 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
24 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
11 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
17 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
10 |
1315.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:02:29 PM |
15 |
1315.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:03:12 PM |
1 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:03:12 PM |
44 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:03:12 PM |
34 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:03:12 PM |
22 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:03:12 PM |
12 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:03:12 PM |
61 |
1315.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:03:12 PM |
19 |
1315.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:04:32 PM |
42 |
1315.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:05:08 PM |
38 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:05:08 PM |
22 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:05:08 PM |
34 |
1315.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:07:36 PM |
38 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:07:36 PM |
30 |
1321.50 |
XCSE |
93
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
14:07:36 PM |
40 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:07:36 PM |
12 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:07:36 PM |
10 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:07:36 PM |
10 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:07:36 PM |
30 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:07:36 PM |
46 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:07:53 PM |
83 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:07:53 PM |
17 |
1320.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:07:53 PM |
83 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:07:55 PM |
13 |
1320.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:09:00 PM |
82 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:09:00 PM |
26 |
1319.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:09:00 PM |
82 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:09:10 PM |
85 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:09:10 PM |
33 |
1318.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:09:10 PM |
86 |
1318.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:09:32 PM |
2 |
1317.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:09:32 PM |
21 |
1317.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:10:55 PM |
81 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:10:55 PM |
29 |
1317.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:10:55 PM |
18 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:10:55 PM |
65 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:13:18 PM |
83 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:13:18 PM |
64 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:14:45 PM |
6 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:15:18 PM |
56 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:17:14 PM |
25 |
1319.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:17:14 PM |
26 |
1319.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:17:14 PM |
80 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:17:15 PM |
35 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:17:15 PM |
50 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:17:15 PM |
7 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:17:15 PM |
28 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:18:33 PM |
17 |
1321.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:18:33 PM |
38 |
1321.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:18:33 PM |
82 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:18:33 PM |
35 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:18:46 PM |
23 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:20:18 PM |
33 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:20:18 PM |
48 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:20:18 PM |
32 |
1321.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
38 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
30 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
11 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
12 |
1321.50 |
XCSE |
94
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
12 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
38 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
9 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
36 |
1321.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:21:05 PM |
25 |
1321.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
38 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
30 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
9 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
31 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
12 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
11 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
38 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
11 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
1 |
1321.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:21:12 PM |
68 |
1321.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:21:27 PM |
82 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:27 PM |
45 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:21:57 PM |
6 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:57 PM |
75 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:21:57 PM |
54 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:22:27 PM |
86 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:22:27 PM |
1 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:22:27 PM |
18 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:22:27 PM |
9 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:23:30 PM |
23 |
1319.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:23:30 PM |
24 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:23:41 PM |
25 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:25:01 PM |
83 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:26:25 PM |
23 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:26:25 PM |
14 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:26:41 PM |
86 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:26:41 PM |
32 |
1318.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:26:41 PM |
31 |
1318.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:27:54 PM |
68 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:27:54 PM |
30 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:28:42 PM |
59 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:29:40 PM |
42 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:29:40 PM |
22 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:30:08 PM |
44 |
1320.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:30:08 PM |
19 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:30:08 PM |
42 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:30:33 PM |
30 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:32:22 PM |
56 |
1320.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:32:54 PM |
52 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:32:54 PM |
91 |
1320.00 |
XCSE |
95
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
14:32:54 PM |
15 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:32:54 PM |
2 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:32:58 PM |
25 |
1319.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:32:58 PM |
36 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:33:05 PM |
91 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:33:05 PM |
10 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:34:06 PM |
34 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:34:25 PM |
65 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:36:57 PM |
33 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:36:57 PM |
45 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:36:57 PM |
19 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:36:57 PM |
11 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:36:57 PM |
32 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:36:57 PM |
50 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:37:17 PM |
86 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:37:17 PM |
45 |
1322.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:38:19 PM |
18 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:38:23 PM |
10 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:38:23 PM |
38 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:38:23 PM |
10 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:38:23 PM |
31 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:38:23 PM |
19 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:40:44 PM |
79 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:40:44 PM |
38 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:40:44 PM |
2 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:40:44 PM |
70 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:41:24 PM |
38 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:41:24 PM |
50 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:41:24 PM |
30 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:41:29 PM |
4 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:41:45 PM |
3 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:41:46 PM |
12 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:41:46 PM |
11 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:41:55 PM |
10 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:41:55 PM |
38 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:41:55 PM |
7 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:43:15 PM |
18 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:43:15 PM |
65 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:45:36 PM |
10 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:45:36 PM |
10 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:45:36 PM |
38 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:45:36 PM |
11 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:46:53 PM |
11 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:47:50 PM |
31 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:47:50 PM |
50 |
1323.50 |
XCSE |
96
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
14:47:50 PM |
12 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:47:50 PM |
14 |
1323.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:47:50 PM |
15 |
1323.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:47:50 PM |
43 |
1323.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:48:15 PM |
69 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:48:15 PM |
38 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:48:15 PM |
19 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:48:15 PM |
31 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:48:15 PM |
26 |
1322.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:48:15 PM |
32 |
1323.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:48:15 PM |
79 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:48:17 PM |
27 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:48:17 PM |
47 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:48:17 PM |
34 |
1322.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
14:48:17 PM |
81 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:49:09 PM |
79 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:50:27 PM |
3 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:52:17 PM |
5 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:52:17 PM |
79 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:52:28 PM |
12 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:52:28 PM |
12 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:52:51 PM |
66 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:52:51 PM |
16 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:52:51 PM |
38 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:52:51 PM |
29 |
1322.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:52:51 PM |
84 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:53:26 PM |
5 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:54:34 PM |
83 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:54:34 PM |
10 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:54:34 PM |
11 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:54:34 PM |
12 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:54:34 PM |
23 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:54:34 PM |
12 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:55:15 PM |
39 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:55:16 PM |
26 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:55:17 PM |
40 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:55:17 PM |
10 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:55:17 PM |
7 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:55:17 PM |
14 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:55:17 PM |
12 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:55:17 PM |
11 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:55:22 PM |
1 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:56:21 PM |
8 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:56:21 PM |
43 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
14:57:06 PM |
31 |
1321.50 |
CEUX |
97
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
14:57:25 PM |
35 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:57:25 PM |
1 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:58:21 PM |
84 |
1321.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:58:21 PM |
1 |
1321.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:58:21 PM |
24 |
1321.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
14:58:34 PM |
80 |
1321.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:58:34 PM |
38 |
1321.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
14:58:34 PM |
35 |
1321.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:00:26 PM |
32 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:01:14 PM |
8 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:02:19 PM |
6 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:01 PM |
75 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
27 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
9 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
12 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
53 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
33 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
35 |
1321.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
5 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
6 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
5 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
69 |
1321.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
4 |
1321.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:03:03 PM |
11 |
1321.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
38 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
9 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
11 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
50 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
20 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
11 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
29 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
12 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
36 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
9 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
12 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
38 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:04 PM |
4 |
1320.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:03:11 PM |
1 |
1320.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:03:11 PM |
22 |
1320.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:03:11 PM |
85 |
1320.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:03:15 PM |
79 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:05:34 PM |
24 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:05:34 PM |
8 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:06:50 PM |
86 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:06:50 PM |
24 |
1321.50 |
TQEX |
98
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:06:50 PM |
2 |
1321.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:06:50 PM |
23 |
1321.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:06:50 PM |
81 |
1321.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:06:51 PM |
42 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:06:51 PM |
38 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:06:51 PM |
26 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:06:51 PM |
2 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:06:51 PM |
8 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:07:17 PM |
28 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:07:17 PM |
26 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:07:17 PM |
10 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:07:17 PM |
9 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:07:17 PM |
11 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:08:33 PM |
10 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:08:57 PM |
81 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:08:58 PM |
15 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:08:58 PM |
28 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:09:04 PM |
3 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:09:04 PM |
22 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:09:10 PM |
10 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:09:16 PM |
9 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:10:26 PM |
20 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:10:26 PM |
10 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:11:09 PM |
25 |
1324.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:11:26 PM |
10 |
1324.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:11:38 PM |
25 |
1324.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:11:38 PM |
28 |
1324.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:12:47 PM |
14 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:12:47 PM |
3 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:12:49 PM |
25 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:13:02 PM |
23 |
1324.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:13:02 PM |
31 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:13:02 PM |
49 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:13:28 PM |
36 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:13:40 PM |
36 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:14:04 PM |
18 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:14:20 PM |
38 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:20 PM |
10 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:20 PM |
45 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:20 PM |
12 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:20 PM |
3 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:20 PM |
71 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
6 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
10 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
45 |
1324.50 |
XCSE |
99
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
9 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
38 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
12 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
38 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
12 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
12 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
34 |
1324.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
79 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
23 |
1324.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
14 |
1324.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
12 |
1324.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
68 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
17 |
1324.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:14:21 PM |
82 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:14:42 PM |
82 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:42 PM |
50 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:42 PM |
19 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:42 PM |
38 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:42 PM |
1 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:14:42 PM |
23 |
1323.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:14:42 PM |
29 |
1323.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:15:59 PM |
9 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:15:59 PM |
10 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:16:29 PM |
2 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:17:04 PM |
8 |
1323.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:18:20 PM |
9 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:18:20 PM |
10 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:18:20 PM |
10 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:18:20 PM |
20 |
1323.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:18:20 PM |
10 |
1323.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:18:51 PM |
44 |
1323.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:18:51 PM |
32 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:19:38 PM |
15 |
1323.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
86 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
70 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
29 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
9 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
31 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
10 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
9 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
12 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
18 |
1323.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
60 |
1323.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:19:39 PM |
72 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
9 |
1322.50 |
XCSE |
100
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
10 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
10 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
29 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
11 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
9 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
38 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
11 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:40 PM |
29 |
1322.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:58 PM |
71 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:58 PM |
11 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:19:58 PM |
31 |
1321.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:19:58 PM |
2 |
1321.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:21:25 PM |
82 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:21:52 PM |
86 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:21:52 PM |
59 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:21:52 PM |
18 |
1323.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:21:52 PM |
65 |
1323.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:22:26 PM |
33 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:26 PM |
10 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:26 PM |
10 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:26 PM |
12 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:26 PM |
9 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:26 PM |
10 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:27 PM |
11 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:27 PM |
12 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:27 PM |
10 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:28 PM |
11 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:28 PM |
10 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:29 PM |
10 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:29 PM |
13 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:35 PM |
11 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:35 PM |
12 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:35 PM |
10 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:35 PM |
34 |
1323.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:22:39 PM |
28 |
1322.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:25:17 PM |
22 |
1322.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:25:17 PM |
5 |
1322.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:25:17 PM |
20 |
1322.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:26:04 PM |
81 |
1322.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:04 PM |
82 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:26:05 PM |
36 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:26:05 PM |
26 |
1322.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
86 |
1321.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
38 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
30 |
1321.50 |
XCSE |
101
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
3 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
9 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
5 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
5 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
4 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
9 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
5 |
1321.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
11 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
38 |
1320.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
23 |
1321.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
5 |
1320.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
20 |
1320.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
15 |
1321.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
3 |
1321.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
3 |
1321.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
2 |
1321.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
83 |
1321.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:26:30 PM |
33 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:26:31 PM |
1 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:32 PM |
40 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:32 PM |
39 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:32 PM |
66 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:32 PM |
38 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:26:32 PM |
52 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:27:00 PM |
2 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:00 PM |
3 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:00 PM |
30 |
1319.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:24 PM |
5 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:38 PM |
9 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
85 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
6 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
38 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
12 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
9 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
38 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
5 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
62 |
1318.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
23 |
1318.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:27:41 PM |
86 |
1318.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:28:00 PM |
85 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:28:26 PM |
23 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:28:26 PM |
43 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:28:34 PM |
18 |
1319.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:29:30 PM |
36 |
1319.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:29:31 PM |
23 |
1319.00 |
CEUX |
102
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:29:46 PM |
9 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:29:46 PM |
13 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:29:46 PM |
86 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:30:00 PM |
83 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:00 PM |
31 |
1318.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:30:00 PM |
27 |
1319.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:30:00 PM |
85 |
1318.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:30:00 PM |
82 |
1319.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:30:00 PM |
65 |
1318.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
30 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
38 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
10 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
12 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
10 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
8 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
38 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
12 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
12 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
11 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
33 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:05 PM |
17 |
1318.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:30:15 PM |
12 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:15 PM |
38 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:15 PM |
12 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:15 PM |
9 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:15 PM |
33 |
1319.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:25 PM |
81 |
1318.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:32 PM |
18 |
1317.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:30:32 PM |
62 |
1317.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:30:36 PM |
83 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:36 PM |
29 |
1317.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:30:36 PM |
2 |
1317.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:30:51 PM |
44 |
1317.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:51 PM |
12 |
1317.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:51 PM |
50 |
1317.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:51 PM |
2 |
1317.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:30:51 PM |
20 |
1318.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:31:02 PM |
80 |
1317.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:02 PM |
34 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:02 PM |
49 |
1317.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:05 PM |
86 |
1316.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:05 PM |
39 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:05 PM |
24 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:17 PM |
24 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:18 PM |
29 |
1315.50 |
XCSE |
103
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:31:21 PM |
43 |
1315.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:27 PM |
84 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:27 PM |
31 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:27 PM |
30 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:27 PM |
10 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:27 PM |
37 |
1315.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
80 |
1314.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
81 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
37 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
46 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
27 |
1314.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
1 |
1314.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
8 |
1313.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
20 |
1313.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
38 |
1314.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
21 |
1314.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
16 |
1314.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
4 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
38 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
25 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
5 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:50 PM |
51 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:31:54 PM |
5 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:16 PM |
16 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:32:16 PM |
47 |
1316.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
86 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
38 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
22 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
47 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
1 |
1315.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
58 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
25 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
2 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
24 |
1314.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
67 |
1315.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
35 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:32:43 PM |
18 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:32:44 PM |
10 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:32:56 PM |
61 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:33:04 PM |
27 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:33:52 PM |
17 |
1312.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:33:52 PM |
6 |
1312.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:33:53 PM |
79 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:07 PM |
55 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:07 PM |
38 |
1311.00 |
XCSE |
104
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:34:07 PM |
15 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:07 PM |
22 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:07 PM |
57 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:07 PM |
24 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:34:07 PM |
50 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:34:16 PM |
23 |
1310.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:34:29 PM |
84 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:29 PM |
26 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:29 PM |
26 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:29 PM |
11 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:29 PM |
12 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:34:29 PM |
83 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:01 PM |
82 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
38 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
25 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
11 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
10 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
12 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
12 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
25 |
1313.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
79 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:02 PM |
20 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:05 PM |
82 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:05 PM |
10 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
24 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
44 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
12 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
25 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
4 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
23 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
25 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
8 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:06 PM |
14 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:37 PM |
20 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:37 PM |
50 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:37 PM |
9 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:37 PM |
8 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:37 PM |
21 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:48 PM |
9 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:48 PM |
38 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:48 PM |
9 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:49 PM |
9 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:49 PM |
38 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:49 PM |
44 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:49 PM |
9 |
1314.00 |
XCSE |
105
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:36:50 PM |
38 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:50 PM |
44 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:50 PM |
9 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:50 PM |
85 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:36:51 PM |
25 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:36:51 PM |
19 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:36:51 PM |
63 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:37:15 PM |
84 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:15 PM |
26 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:15 PM |
60 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:15 PM |
9 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:15 PM |
26 |
1311.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:37:15 PM |
36 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:37:15 PM |
80 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:37:34 PM |
24 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:34 PM |
38 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:34 PM |
46 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:34 PM |
81 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:37:39 PM |
54 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:37:39 PM |
28 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:37:53 PM |
12 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:53 PM |
10 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:53 PM |
9 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:37:53 PM |
26 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
80 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
11 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
12 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
12 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
38 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
10 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
9 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
12 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
38 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
23 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
2 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:38:28 PM |
79 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:39:16 PM |
40 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:39:16 PM |
35 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:39:16 PM |
33 |
1312.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:39:46 PM |
82 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:39:46 PM |
26 |
1313.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:39:54 PM |
33 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:39:54 PM |
16 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:40:02 PM |
33 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:02 PM |
12 |
1313.00 |
XCSE |
106
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:40:02 PM |
38 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:02 PM |
25 |
1313.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:02 PM |
24 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:40:02 PM |
84 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:40:03 PM |
23 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:03 PM |
53 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:03 PM |
9 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:03 PM |
11 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:03 PM |
10 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:27 PM |
11 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:40:27 PM |
69 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
24 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
31 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
3 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
10 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
11 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
34 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
31 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
9 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:10 PM |
27 |
1313.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:41:15 PM |
12 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:15 PM |
12 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:15 PM |
38 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:15 PM |
8 |
1314.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:16 PM |
30 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:16 PM |
49 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:16 PM |
79 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:41:16 PM |
10 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:41:42 PM |
82 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:41:42 PM |
82 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:41:42 PM |
36 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:41:45 PM |
32 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:42:18 PM |
37 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:42:19 PM |
80 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:42:19 PM |
25 |
1312.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:42:19 PM |
3 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:42:19 PM |
77 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:42:50 PM |
27 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:42:50 PM |
5 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:43:26 PM |
14 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:44:14 PM |
60 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:44:14 PM |
21 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:44:14 PM |
45 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:44:14 PM |
83 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:45:21 PM |
86 |
1309.50 |
XCSE |
107
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:45:21 PM |
70 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:21 PM |
20 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:21 PM |
18 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:21 PM |
80 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:45:22 PM |
41 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:22 PM |
83 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:45:27 PM |
2 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:44 PM |
83 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:44 PM |
83 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:45:44 PM |
2 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:45:58 PM |
41 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:58 PM |
10 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:58 PM |
12 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:58 PM |
10 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:58 PM |
35 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:45:58 PM |
23 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:45:58 PM |
31 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:46:45 PM |
13 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:46:45 PM |
72 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:46:45 PM |
71 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:46:45 PM |
21 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:46:45 PM |
16 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:46:45 PM |
83 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:47:35 PM |
80 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:47:35 PM |
80 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:47:55 PM |
47 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:47:55 PM |
12 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:47:55 PM |
41 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:47:55 PM |
31 |
1309.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
41 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
31 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
6 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
74 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:09 PM |
1 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
51 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
38 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
8 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
4 |
1311.50 |
XCSE |
108
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
3 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
38 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
41 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:10 PM |
1 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
74 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
16 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
41 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:11 PM |
35 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:48:16 PM |
30 |
1311.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:49:26 PM |
82 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:26 PM |
42 |
1311.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:49:26 PM |
10 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:26 PM |
36 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
15 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
58 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
41 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
24 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
4 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:27 PM |
28 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:28 PM |
13 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:28 PM |
6 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:28 PM |
5 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:28 PM |
6 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:28 PM |
18 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:28 PM |
80 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:49:54 PM |
24 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
74 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
28 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
79 |
1311.00 |
CEUX |
109
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
36 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
5 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
6 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:50:17 PM |
6 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:50:18 PM |
35 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:51:26 PM |
19 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:51:26 PM |
5 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
1 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
58 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
15 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
24 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
1 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
22 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:51:27 PM |
13 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:52:15 PM |
41 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:52:15 PM |
51 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:52:15 PM |
16 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:52:16 PM |
108 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:52:16 PM |
25 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
80 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
40 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
9 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
86 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
15 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
6 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
5 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
5 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
8 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:52:26 PM |
28 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:52:27 PM |
5 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:53:01 PM |
10 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:53:01 PM |
36 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:53:06 PM |
36 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:53:06 PM |
37 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:53:06 PM |
35 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:53:06 PM |
20 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:53:06 PM |
23 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:54:54 PM |
7 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:54:54 PM |
86 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:55:26 PM |
9 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:55:26 PM |
3 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:55:48 PM |
41 |
1311.50 |
XCSE |
110
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:55:48 PM |
15 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:48 PM |
38 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:48 PM |
14 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:48 PM |
33 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:48 PM |
25 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
44 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
38 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:49 PM |
15 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
38 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
38 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
25 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
15 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
24 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
10 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:55:50 PM |
36 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:55:51 PM |
41 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:51 PM |
38 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:55:51 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:14 PM |
5 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:14 PM |
6 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:14 PM |
36 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:14 PM |
6 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:15 PM |
69 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:27 PM |
36 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:29 PM |
36 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:34 PM |
13 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
10 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
11 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
10 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
17 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
65 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
19 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
5 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
56 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:40 PM |
25 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:41 PM |
63 |
1311.50 |
XCSE |
111
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:56:41 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:41 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:41 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:41 PM |
15 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:41 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:41 PM |
32 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:42 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:42 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:42 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:42 PM |
44 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:42 PM |
29 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:42 PM |
32 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:42 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:42 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:46 PM |
80 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:56:46 PM |
31 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:56:46 PM |
84 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:56:46 PM |
20 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:57:37 PM |
30 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:58:30 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:30 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:30 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:30 PM |
6 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:30 PM |
50 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:30 PM |
14 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:31 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:31 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:31 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:31 PM |
30 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:31 PM |
46 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:31 PM |
20 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:58:31 PM |
3 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:58:31 PM |
27 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
85 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
11 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
12 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
12 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
37 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
36 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
38 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
20 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
27 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
20 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
5 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
6 |
1310.00 |
CEUX |
112
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
15:58:54 PM |
5 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:58:55 PM |
11 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:55 PM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:55 PM |
10 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:55 PM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:55 PM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:55 PM |
10 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:58:55 PM |
30 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:18 PM |
4 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:59:19 PM |
86 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:19 PM |
27 |
1310.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
15:59:19 PM |
81 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
65 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
10 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
10 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
10 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
12 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
1 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
49 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
30 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
18 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
11 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
1 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
10 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
10 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:26 PM |
5 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
15:59:27 PM |
9 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:27 PM |
12 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:27 PM |
11 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:59 PM |
10 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:59 PM |
10 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:59 PM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:59 PM |
50 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:59 PM |
1 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:59 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:59 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
15:59:59 PM |
6 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:00 PM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:00 PM |
12 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:00 PM |
10 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:00 PM |
26 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:00 PM |
36 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:00 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:00 PM |
3 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:01 PM |
81 |
1309.00 |
XCSE |
113
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:00:01 PM |
24 |
1309.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:00:01 PM |
85 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:00:03 PM |
86 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:03 PM |
23 |
1307.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:00:03 PM |
83 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:00:20 PM |
50 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:00:48 PM |
41 |
1308.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:00:48 PM |
25 |
1308.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:00:48 PM |
75 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:00:48 PM |
7 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:01:01 PM |
14 |
1308.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:01:14 PM |
32 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:01:14 PM |
10 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:01:14 PM |
18 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:01:26 PM |
26 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:01:27 PM |
23 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:04 PM |
82 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:04 PM |
23 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:04 PM |
36 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
20 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
61 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
30 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
41 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
26 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
36 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
81 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:02:25 PM |
62 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:02:26 PM |
1 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:02:26 PM |
1 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:03:03 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:03:30 PM |
86 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:03:30 PM |
36 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:03:30 PM |
80 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:03:40 PM |
35 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:03:40 PM |
83 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:03:41 PM |
5 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:03:41 PM |
6 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:03:41 PM |
6 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:03:41 PM |
28 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:03:42 PM |
83 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:04:14 PM |
39 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:04:14 PM |
45 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:04:14 PM |
52 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:04:39 PM |
41 |
1311.50 |
TQEX |
114
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:05:02 PM |
36 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:03 PM |
27 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:03 PM |
9 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:05 PM |
36 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:06 PM |
36 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:10 PM |
36 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:10 PM |
66 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:11 PM |
19 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:11 PM |
61 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:11 PM |
28 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:19 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:27 PM |
4 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:38 PM |
41 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:38 PM |
36 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:52 PM |
85 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:52 PM |
31 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:52 PM |
41 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:52 PM |
20 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:52 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:52 PM |
6 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:52 PM |
86 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:52 PM |
27 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
3 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
39 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
20 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
37 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
4 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
36 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
39 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
13 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
19 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:53 PM |
16 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:05:58 PM |
54 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:05:58 PM |
4 |
1310.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:05:58 PM |
25 |
1310.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:05:58 PM |
64 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:06:13 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:06:13 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:06:13 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:06:13 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:06:13 PM |
11 |
1311.00 |
XCSE |
115
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:06:16 PM |
85 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:07:02 PM |
3 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:07:02 PM |
51 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:07:02 PM |
29 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:07:02 PM |
15 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:07:26 PM |
11 |
1310.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:07:26 PM |
12 |
1310.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:07:26 PM |
81 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:07:31 PM |
84 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:07:44 PM |
14 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:07:44 PM |
28 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:08:25 PM |
26 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:08:25 PM |
36 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:08:25 PM |
27 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:09:26 PM |
36 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:09:43 PM |
36 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:09:43 PM |
82 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:09:44 PM |
25 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:09:44 PM |
9 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:09:44 PM |
4 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:09:59 PM |
22 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:09:59 PM |
18 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:10:36 PM |
36 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:10:36 PM |
5 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:10:36 PM |
6 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:11:26 PM |
38 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:11:26 PM |
85 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:11:40 PM |
27 |
1313.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:11:40 PM |
25 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:11:40 PM |
5 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:11:40 PM |
5 |
1314.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:11:40 PM |
61 |
1313.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:12:19 PM |
81 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:19 PM |
34 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:19 PM |
32 |
1313.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:12:23 PM |
31 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:23 PM |
6 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:23 PM |
22 |
1313.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:23 PM |
3 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:12:23 PM |
25 |
1312.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:12:23 PM |
9 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:12:23 PM |
70 |
1312.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:12:28 PM |
33 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:28 PM |
5 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:28 PM |
43 |
1312.00 |
XCSE |
116
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:12:28 PM |
41 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:28 PM |
22 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:12:44 PM |
28 |
1311.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:12:44 PM |
51 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:12:44 PM |
33 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:12:59 PM |
80 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:08 PM |
108 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:08 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:27 PM |
41 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:27 PM |
13 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:27 PM |
30 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:27 PM |
24 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:28 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:28 PM |
41 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:28 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:28 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:28 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:28 PM |
41 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:13:28 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:07 PM |
41 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:07 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:07 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:07 PM |
80 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:07 PM |
37 |
1310.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:14:07 PM |
32 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:14:07 PM |
86 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:14:08 PM |
23 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:08 PM |
41 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:08 PM |
21 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:08 PM |
9 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:08 PM |
10 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:08 PM |
4 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:09 PM |
21 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:09 PM |
41 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:09 PM |
69 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
80 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
50 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
22 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
23 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
9 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
12 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
12 |
1308.50 |
XCSE |
117
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
19 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
11 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
11 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
1 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
11 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
9 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
12 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
11 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
41 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:11 PM |
4 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:13 PM |
23 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:14:20 PM |
33 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:20 PM |
1 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:14:20 PM |
47 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:15:09 PM |
9 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:15:09 PM |
9 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:15:09 PM |
10 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:15:09 PM |
9 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:15:12 PM |
12 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:15:12 PM |
85 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:15:40 PM |
80 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:15:48 PM |
79 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:15:48 PM |
22 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:15:48 PM |
14 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:16:27 PM |
2 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:17:10 PM |
43 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:17:10 PM |
36 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:18:05 PM |
18 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:18:05 PM |
34 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:18:07 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:18:07 PM |
36 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:18:07 PM |
41 |
1307.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:18:16 PM |
17 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:18:29 PM |
35 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:18:29 PM |
18 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:18:49 PM |
39 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:18:49 PM |
32 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:19:04 PM |
32 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:19:04 PM |
41 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:19:28 PM |
82 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:19:30 PM |
9 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:19:30 PM |
17 |
1307.50 |
XCSE |
118
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:19:40 PM |
30 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:19:50 PM |
38 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:19:51 PM |
4 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:04 PM |
6 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
39 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
6 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
22 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
33 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:08 PM |
37 |
1307.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:20:09 PM |
5 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:09 PM |
6 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:09 PM |
21 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:10 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:10 PM |
34 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:10 PM |
47 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:10 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:10 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:10 PM |
5 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:13 PM |
8 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:13 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:13 PM |
9 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:13 PM |
9 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:13 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:13 PM |
36 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:13 PM |
1 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:24 PM |
65 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:39 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:39 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:39 PM |
9 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:40 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:40 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:44 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
15 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
31 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
21 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
31 |
1307.50 |
XCSE |
119
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
13 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
7 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
73 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
37 |
1307.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
32 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:20:56 PM |
73 |
1306.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:21:22 PM |
79 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:21:22 PM |
53 |
1305.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:21:22 PM |
7 |
1305.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:21:46 PM |
85 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:21:46 PM |
52 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:21:46 PM |
41 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:21:46 PM |
15 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:21:46 PM |
32 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:21:47 PM |
81 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:22:45 PM |
9 |
1305.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:23:52 PM |
86 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:24:27 PM |
83 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:24:27 PM |
80 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:24:39 PM |
3 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:24:39 PM |
7 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:24:48 PM |
13 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:25:25 PM |
18 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:25:25 PM |
18 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:25:29 PM |
79 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:25:29 PM |
83 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:25:30 PM |
25 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:25:30 PM |
31 |
1308.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:26:25 PM |
36 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:26:42 PM |
1 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:26:42 PM |
10 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:26:59 PM |
41 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:26:59 PM |
14 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:26:59 PM |
31 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:26:59 PM |
22 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:26:59 PM |
29 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:26:59 PM |
26 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
3 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
76 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
43 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
14 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
58 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
21 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
6 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
36 |
1307.50 |
CEUX |
120
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
5 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
6 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
6 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
5 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:27:25 PM |
9 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:27:26 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:27:26 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:10 PM |
27 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:10 PM |
13 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:10 PM |
31 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:10 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:10 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:10 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:10 PM |
26 |
1307.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:28:10 PM |
36 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
9 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
9 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
9 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
35 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:11 PM |
2 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:12 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:12 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:12 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:12 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:12 PM |
32 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:12 PM |
43 |
1306.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
1 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
1 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
83 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
29 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
41 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
12 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
10 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
11 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
5 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:15 PM |
37 |
1306.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:28:23 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:23 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:23 PM |
7 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:47 PM |
15 |
1307.50 |
XCSE |
121
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:28:47 PM |
65 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:47 PM |
39 |
1307.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:28:47 PM |
25 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:28:55 PM |
27 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:55 PM |
39 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:28:55 PM |
18 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:29:02 PM |
16 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:29:33 PM |
75 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:29:33 PM |
12 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:29:33 PM |
26 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:29:33 PM |
10 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:29:33 PM |
10 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:29:33 PM |
41 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:29:33 PM |
36 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:29:33 PM |
84 |
1306.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:29:56 PM |
85 |
1305.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:30:10 PM |
86 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:30:13 PM |
61 |
1305.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:30:15 PM |
61 |
1304.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:30:16 PM |
82 |
1304.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:31:19 PM |
10 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:31:19 PM |
11 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:31:21 PM |
10 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:31:21 PM |
41 |
1306.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:31:24 PM |
84 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:31:24 PM |
34 |
1306.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:31:24 PM |
69 |
1306.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:31:26 PM |
15 |
1306.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:32:00 PM |
41 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:32:00 PM |
38 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:32:00 PM |
15 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:32:08 PM |
10 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:32:08 PM |
41 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:32:09 PM |
34 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:32:41 PM |
36 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:32:42 PM |
13 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:32:52 PM |
18 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:32:57 PM |
36 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:33:05 PM |
46 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:33:07 PM |
12 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:07 PM |
41 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:07 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:07 PM |
33 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:10 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:10 PM |
41 |
1308.00 |
XCSE |
122
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:33:25 PM |
33 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:25 PM |
11 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:25 PM |
12 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:25 PM |
41 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:26 PM |
6 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:48 PM |
7 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:33:48 PM |
6 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:33:48 PM |
6 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:33:48 PM |
9 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:33:53 PM |
79 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:33:53 PM |
23 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:33:53 PM |
22 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:34:05 PM |
36 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:16 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:16 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:16 PM |
21 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:16 PM |
41 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:16 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:16 PM |
17 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:35 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:35 PM |
41 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:35 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:35 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:35 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:35 PM |
15 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:45 PM |
11 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:34:45 PM |
14 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:34:45 PM |
81 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:34:55 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:55 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:55 PM |
41 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:55 PM |
33 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:34:55 PM |
15 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:35:26 PM |
10 |
1307.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:35:26 PM |
16 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:36:25 PM |
82 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:36:25 PM |
19 |
1307.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:36:25 PM |
83 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:36:26 PM |
15 |
1307.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:36:26 PM |
34 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:36:26 PM |
25 |
1307.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:36:26 PM |
8 |
1307.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:37:25 PM |
31 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:37:25 PM |
36 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:37:26 PM |
18 |
1307.00 |
XCSE |
123
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:37:26 PM |
2 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:37:26 PM |
34 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:37:27 PM |
23 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:37:27 PM |
32 |
1307.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:37:27 PM |
15 |
1307.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:38:12 PM |
4 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:38:16 PM |
18 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:38:28 PM |
86 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:38:28 PM |
27 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:38:28 PM |
84 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:38:28 PM |
36 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:38:28 PM |
6 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:38:28 PM |
32 |
1308.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:38:29 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:39:45 PM |
56 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:39:45 PM |
41 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:39:45 PM |
11 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:39:45 PM |
36 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:39:45 PM |
79 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:39:45 PM |
37 |
1309.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:39:46 PM |
60 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:39:46 PM |
26 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:39:46 PM |
45 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:40:01 PM |
41 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:40:01 PM |
31 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:40:01 PM |
21 |
1308.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:40:01 PM |
9 |
1308.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:40:01 PM |
30 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:40:01 PM |
36 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:40:01 PM |
5 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:40:01 PM |
6 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:40:06 PM |
9 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:40:35 PM |
18 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:41:26 PM |
52 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:41:28 PM |
17 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:41:29 PM |
23 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:41:31 PM |
85 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:41:31 PM |
85 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:41:31 PM |
36 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:41:31 PM |
45 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:41:34 PM |
5 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:42:03 PM |
57 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:42:03 PM |
25 |
1308.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:42:21 PM |
25 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:42:21 PM |
86 |
1308.00 |
CEUX |
124
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:42:21 PM |
20 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:42:25 PM |
55 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:42:25 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:42:25 PM |
15 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:42:25 PM |
5 |
1308.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:43:16 PM |
37 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:16 PM |
52 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:16 PM |
19 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:16 PM |
18 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
30 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
50 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
30 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
12 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:17 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:19 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:19 PM |
18 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:19 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:19 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:19 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:21 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:21 PM |
16 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:21 PM |
52 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:22 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:22 PM |
52 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:22 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:22 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:22 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:22 PM |
52 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:22 PM |
12 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:22 PM |
12 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:23 PM |
3 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:23 PM |
52 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:23 PM |
15 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:24 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:24 PM |
52 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:24 PM |
29 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:25 PM |
10 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:25 PM |
52 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:25 PM |
29 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:43:58 PM |
8 |
1310.50 |
CEUX |
125
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:43:58 PM |
36 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:43:59 PM |
13 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:44:02 PM |
16 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:44:03 PM |
80 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:44:05 PM |
86 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:44:20 PM |
52 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:44:20 PM |
30 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:44:20 PM |
26 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:44:20 PM |
85 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:44:20 PM |
17 |
1310.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:44:20 PM |
31 |
1310.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:45:02 PM |
40 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:02 PM |
18 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:02 PM |
86 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:03 PM |
36 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:03 PM |
14 |
1309.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:45:05 PM |
9 |
1309.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:45:07 PM |
81 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:07 PM |
32 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:07 PM |
34 |
1309.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:45:07 PM |
20 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:07 PM |
21 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
34 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
52 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
22 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
9 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
8 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
41 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:12 PM |
43 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:27 PM |
9 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:27 PM |
9 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:27 PM |
30 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:27 PM |
5 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:27 PM |
6 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:27 PM |
6 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
30 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
52 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
26 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
4 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
11 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
9 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
11 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
13 |
1308.50 |
CEUX |
126
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
7 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
14 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:28 PM |
42 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
30 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
9 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
30 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
11 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:29 PM |
29 |
1308.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:45:42 PM |
84 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:42 PM |
14 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:42 PM |
11 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:42 PM |
9 |
1308.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:45:42 PM |
29 |
1308.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:45:42 PM |
2 |
1307.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:46:03 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:46:03 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:46:03 PM |
11 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:46:04 PM |
9 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:46:04 PM |
12 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:46:04 PM |
10 |
1309.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:46:12 PM |
1 |
1309.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:46:12 PM |
22 |
1309.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:46:43 PM |
44 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:46:43 PM |
30 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:47:03 PM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:47:03 PM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:47:03 PM |
9 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:47:03 PM |
27 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:47:03 PM |
34 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:47:03 PM |
78 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:47:03 PM |
6 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:47:03 PM |
25 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:14 PM |
23 |
1309.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:47:14 PM |
9 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:14 PM |
71 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:14 PM |
35 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:22 PM |
40 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:25 PM |
6 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:36 PM |
9 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:44 PM |
9 |
1310.00 |
XCSE |
127
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:47:44 PM |
36 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:44 PM |
2 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:47:44 PM |
27 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
80 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
52 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
11 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
26 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
11 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
8 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
23 |
1309.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
29 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:48:05 PM |
50 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:48:08 PM |
82 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:08 PM |
31 |
1309.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:48:08 PM |
61 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:48:08 PM |
23 |
1309.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
11 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
10 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
9 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
52 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
26 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
61 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
12 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
12 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:10 PM |
23 |
1310.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:11 PM |
30 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:11 PM |
54 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:14 PM |
10 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:14 PM |
9 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:14 PM |
9 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:14 PM |
32 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:48:25 PM |
9 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:48:38 PM |
10 |
1308.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:38 PM |
4 |
1309.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:48:38 PM |
1 |
1309.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:48:47 PM |
11 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:47 PM |
11 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:48:47 PM |
11 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:49:02 PM |
85 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:49:02 PM |
31 |
1309.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:49:02 PM |
12 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:06 PM |
79 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:49:06 PM |
65 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:09 PM |
9 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:24 PM |
9 |
1309.50 |
CEUX |
128
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:49:26 PM |
34 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:49:26 PM |
52 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:49:43 PM |
25 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:43 PM |
9 |
1309.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:43 PM |
19 |
1309.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:49:49 PM |
5 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:49 PM |
21 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:50 PM |
36 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:51 PM |
34 |
1309.50 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:49:51 PM |
15 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:51 PM |
55 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:49:51 PM |
31 |
1309.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:50:01 PM |
52 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:01 PM |
19 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:01 PM |
11 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:01 PM |
11 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:01 PM |
11 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:01 PM |
4 |
1309.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:01 PM |
24 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:01 PM |
84 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:02 PM |
108 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:02 PM |
108 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:02 PM |
32 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:50:16 PM |
85 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:16 PM |
23 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:16 PM |
52 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:16 PM |
19 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:16 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:16 PM |
5 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:50:16 PM |
18 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:50:17 PM |
1 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:50:47 PM |
38 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:50:47 PM |
5 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:51:25 PM |
78 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:51:25 PM |
8 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:51:25 PM |
35 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:51:25 PM |
10 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:25 PM |
1 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:26 PM |
26 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:51:26 PM |
59 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:51:49 PM |
29 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:49 PM |
5 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:49 PM |
6 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:49 PM |
6 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
5 |
1312.00 |
XCSE |
129
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
9 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
41 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
31 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
22 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
7 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
16 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
28 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
5 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:51:55 PM |
79 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:00 PM |
27 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:00 PM |
6 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:00 PM |
5 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:00 PM |
5 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:00 PM |
6 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
3 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
9 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
10 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
52 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
2 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
32 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
46 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
52 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
10 |
1312.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
21 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
5 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
5 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:01 PM |
6 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:02 PM |
31 |
1312.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:02 PM |
1 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:02 PM |
60 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:02 PM |
30 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:04 PM |
45 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
47 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
9 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
10 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
30 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
86 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
1 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
2 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:06 PM |
30 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:52:10 PM |
82 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:10 PM |
24 |
1310.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
52 |
1311.00 |
XCSE |
130
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
6 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
52 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
12 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:11 PM |
1 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:52:12 PM |
10 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:14 PM |
15 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:21 PM |
11 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:25 PM |
23 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:25 PM |
34 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
22 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
11 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
12 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
1 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
1 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
2 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
12 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
1 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
6 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
6 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
6 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:26 PM |
35 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:31 PM |
37 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:34 PM |
27 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:37 PM |
13 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:37 PM |
22 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:37 PM |
5 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:37 PM |
15 |
1311.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:52:37 PM |
8 |
1311.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:52:41 PM |
23 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:41 PM |
46 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:41 PM |
29 |
1311.00 |
TQEX |
GENMAB A/S |
01-Apr-2025 |
16:52:41 PM |
23 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:43 PM |
28 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:43 PM |
24 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:52:46 PM |
32 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:52:56 PM |
25 |
1310.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:53:01 PM |
26 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:01 PM |
30 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:01 PM |
23 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:04 PM |
26 |
1311.00 |
XCSE |
131
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
01-Apr-2025 |
16:53:12 PM |
1 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:12 PM |
38 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:12 PM |
25 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:12 PM |
23 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:12 PM |
5 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:12 PM |
6 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:12 PM |
6 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:12 PM |
17 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
4 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
21 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
9 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
11 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
51 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
23 |
1310.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
8 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
51 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
2 |
1311.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
2 |
1311.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:53:25 PM |
15 |
1311.00 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:53:26 PM |
1 |
1310.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:39 PM |
31 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:55 PM |
37 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:55 PM |
10 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:55 PM |
19 |
1311.00 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:55 PM |
20 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:55 PM |
9 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:53:59 PM |
24 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:53:59 PM |
13 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:54:03 PM |
5 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:54:04 PM |
18 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:54:10 PM |
18 |
1311.50 |
CEUX |
GENMAB A/S |
01-Apr-2025 |
16:54:22 PM |
33 |
1311.00 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:54:22 PM |
25 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:54:23 PM |
19 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:54:23 PM |
14 |
1311.50 |
XCSE |
GENMAB A/S |
01-Apr-2025 |
16:54:26 PM |
31 |
1311.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:54:47 PM |
9 |
1311.50 |
AQEU |
GENMAB A/S |
01-Apr-2025 |
16:54:48 PM |
18 |
1311.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
09:21:59 AM |
16 |
1272.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:22:15 AM |
54 |
1272.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:22:16 AM |
2 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:22:16 AM |
22 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:22:16 AM |
27 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:22:53 AM |
68 |
1276.50 |
XCSE |
132
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
09:23:10 AM |
69 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:23:11 AM |
78 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
09:23:12 AM |
50 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:23:19 AM |
74 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:23:19 AM |
66 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
09:23:19 AM |
38 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:23:48 AM |
26 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
09:24:52 AM |
1 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:24:52 AM |
82 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:24:52 AM |
23 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
09:24:52 AM |
69 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:25:41 AM |
86 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:25:42 AM |
24 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:25:43 AM |
38 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:25:43 AM |
15 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:25:50 AM |
76 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:26:07 AM |
80 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:26:08 AM |
14 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:26:13 AM |
68 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:26:15 AM |
82 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:26:15 AM |
26 |
1279.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:26:15 AM |
82 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:26:16 AM |
81 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:28:15 AM |
16 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:28:15 AM |
39 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:28:16 AM |
39 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:28:26 AM |
19 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:28:26 AM |
19 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:28:55 AM |
1 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:28:57 AM |
84 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:28:57 AM |
80 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:29:02 AM |
84 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:29:02 AM |
58 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:29:04 AM |
20 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:29:04 AM |
49 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:29:04 AM |
18 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:29:04 AM |
45 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:29:04 AM |
17 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:29:50 AM |
13 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:29:51 AM |
84 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:29:51 AM |
10 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:30:03 AM |
82 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:30:03 AM |
75 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:30:03 AM |
12 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:30:03 AM |
25 |
1279.00 |
CEUX |
133
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
09:30:03 AM |
6 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:30:38 AM |
7 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:30:38 AM |
26 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:30:38 AM |
23 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:31:24 AM |
26 |
1280.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:31:30 AM |
17 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:31:34 AM |
20 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:32:02 AM |
43 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:32:02 AM |
40 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:33:31 AM |
25 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:35:45 AM |
87 |
1286.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:45 AM |
40 |
1286.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:35:45 AM |
47 |
1286.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:35:47 AM |
65 |
1286.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:47 AM |
24 |
1286.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:47 AM |
20 |
1286.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:47 AM |
30 |
1286.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:47 AM |
24 |
1286.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:47 AM |
39 |
1286.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:47 AM |
16 |
1286.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:51 AM |
86 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:35:51 AM |
41 |
1285.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:35:51 AM |
27 |
1285.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
09:35:51 AM |
84 |
1285.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:36:37 AM |
84 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:36:37 AM |
25 |
1283.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:36:37 AM |
29 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:36:37 AM |
58 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:37:12 AM |
31 |
1283.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:37:12 AM |
6 |
1283.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:37:15 AM |
81 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:37:15 AM |
55 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:37:17 AM |
1 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:37:25 AM |
43 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:37:27 AM |
84 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:37:56 AM |
86 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:37:56 AM |
28 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:38:22 AM |
79 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:38:22 AM |
1 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:38:50 AM |
23 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:39:29 AM |
85 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:39:36 AM |
29 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:39:36 AM |
35 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:39:52 AM |
85 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:39:52 AM |
20 |
1279.50 |
TQEX |
134
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
09:40:38 AM |
80 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:40:38 AM |
18 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:40:38 AM |
18 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:42:05 AM |
81 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:42:05 AM |
40 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:42:06 AM |
21 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:42:06 AM |
7 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:42:26 AM |
1 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:42:26 AM |
82 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:42:26 AM |
29 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:43:00 AM |
4 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:43:56 AM |
53 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:44:05 AM |
17 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:44:27 AM |
80 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:44:27 AM |
26 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:44:27 AM |
47 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:44:39 AM |
28 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:46:00 AM |
24 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:46:00 AM |
71 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:48:12 AM |
52 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:48:12 AM |
80 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:48:12 AM |
29 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:48:12 AM |
34 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:48:25 AM |
55 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:49:16 AM |
39 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:49:16 AM |
30 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:49:16 AM |
15 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:49:16 AM |
3 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:50:01 AM |
84 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:50:01 AM |
25 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:50:01 AM |
54 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:51:50 AM |
76 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:51:50 AM |
4 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:51:50 AM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:51:50 AM |
15 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:51:50 AM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:51:50 AM |
17 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:51:50 AM |
83 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:52:17 AM |
85 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:52:17 AM |
30 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:52:17 AM |
25 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:52:17 AM |
25 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:52:17 AM |
23 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:52:17 AM |
57 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:52:17 AM |
24 |
1275.00 |
CEUX |
135
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
09:52:27 AM |
56 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:54:01 AM |
80 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:54:34 AM |
23 |
1273.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:54:34 AM |
18 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:54:34 AM |
55 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:54:38 AM |
82 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:55:08 AM |
22 |
1272.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:56:41 AM |
86 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:57:33 AM |
83 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:57:33 AM |
85 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:57:33 AM |
23 |
1274.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
09:57:33 AM |
31 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:57:33 AM |
53 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:57:33 AM |
86 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:57:34 AM |
83 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:58:35 AM |
29 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:58:35 AM |
21 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
09:59:38 AM |
31 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:59:38 AM |
20 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:59:38 AM |
4 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
09:59:47 AM |
20 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:00:00 AM |
33 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:00:00 AM |
81 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:00:00 AM |
32 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:00:00 AM |
55 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:00:05 AM |
81 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:00:05 AM |
38 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:01:39 AM |
83 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:01:39 AM |
82 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:01:39 AM |
4 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:01:39 AM |
28 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:01:39 AM |
37 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:01:39 AM |
43 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:01:41 AM |
18 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:01:41 AM |
69 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:03:05 AM |
23 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:04:12 AM |
27 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:04:12 AM |
32 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:04:45 AM |
50 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:04:45 AM |
15 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:05:00 AM |
34 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:05:00 AM |
24 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:05:09 AM |
23 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:06:25 AM |
47 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:06:25 AM |
17 |
1277.50 |
XCSE |
136
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
10:06:43 AM |
80 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:06:44 AM |
23 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:06:44 AM |
14 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:06:44 AM |
34 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:06:44 AM |
26 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:07:01 AM |
87 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:07:01 AM |
57 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:07:05 AM |
23 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:07:16 AM |
33 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:07:16 AM |
22 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:07:24 AM |
87 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:09:11 AM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:09:11 AM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:09:11 AM |
15 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:09:41 AM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:10:14 AM |
35 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:10:37 AM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:10:37 AM |
39 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:10:37 AM |
37 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:10:42 AM |
84 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:10:42 AM |
26 |
1276.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:10:42 AM |
66 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:10:52 AM |
82 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:10:52 AM |
25 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:10:52 AM |
49 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
80 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
25 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
19 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
13 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
30 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
22 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
87 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
45 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:15:19 AM |
72 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:15:26 AM |
85 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:53 AM |
87 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:15:53 AM |
75 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:15:53 AM |
5 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:16:44 AM |
83 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:16:44 AM |
84 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:16:44 AM |
52 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:16:44 AM |
87 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:16:44 AM |
39 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:16:44 AM |
24 |
1277.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:18:51 AM |
47 |
1277.50 |
CEUX |
137
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
10:22:40 AM |
22 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:23:12 AM |
25 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:23:12 AM |
83 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:23:12 AM |
2 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:23:13 AM |
26 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:13 AM |
28 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:13 AM |
30 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:13 AM |
25 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:13 AM |
12 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:21 AM |
77 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:21 AM |
7 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:21 AM |
80 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:21 AM |
23 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:21 AM |
32 |
1277.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:23:21 AM |
60 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:23:22 AM |
83 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:22 AM |
30 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:23:22 AM |
32 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:23:22 AM |
46 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:23:22 AM |
72 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:23:22 AM |
23 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:23:22 AM |
23 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:23:22 AM |
27 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:26:19 AM |
37 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:26:20 AM |
2 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:27:17 AM |
3 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:27:17 AM |
78 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:27:17 AM |
43 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:27:17 AM |
13 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:27:17 AM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:27:17 AM |
41 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:27:17 AM |
44 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:27:58 AM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:28 AM |
22 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:28 AM |
24 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:32 AM |
35 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:59 AM |
29 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:59 AM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:59 AM |
47 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:59 AM |
14 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:59 AM |
6 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:29:59 AM |
25 |
1279.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:30:00 AM |
46 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:30:00 AM |
14 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:30:00 AM |
11 |
1280.00 |
XCSE |
138
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
10:30:00 AM |
24 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:30:00 AM |
14 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:30:03 AM |
29 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:30:03 AM |
57 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:30:03 AM |
19 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:30:03 AM |
49 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:32:24 AM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:32:24 AM |
30 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:32:24 AM |
14 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:32:24 AM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:32:24 AM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:32:24 AM |
34 |
1279.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:35:02 AM |
81 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:35:02 AM |
45 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:35:02 AM |
39 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:35:02 AM |
25 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:35:02 AM |
28 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:35:02 AM |
82 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:35:02 AM |
24 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:35:11 AM |
2 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:35:11 AM |
34 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:35:11 AM |
30 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:35:11 AM |
16 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:36:21 AM |
38 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
87 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
13 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
24 |
1281.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
18 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
63 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
21 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
61 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:39:03 AM |
23 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:39:04 AM |
11 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:04 AM |
39 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:04 AM |
14 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:04 AM |
13 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:04 AM |
32 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:39:39 AM |
12 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:39:39 AM |
73 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:39:42 AM |
10 |
1282.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:43:01 AM |
82 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:43:01 AM |
60 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:43:01 AM |
12 |
1284.50 |
XCSE |
139
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
10:43:01 AM |
23 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:43:01 AM |
14 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:43:01 AM |
22 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:43:01 AM |
12 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:43:02 AM |
28 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:43:10 AM |
86 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:43:10 AM |
20 |
1284.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:43:10 AM |
14 |
1284.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:43:35 AM |
23 |
1284.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:43:35 AM |
4 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:43:35 AM |
79 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:44:00 AM |
35 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:44:00 AM |
6 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:44:00 AM |
45 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:44:40 AM |
20 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:45:08 AM |
21 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:45:56 AM |
23 |
1283.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:45:56 AM |
43 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:46:05 AM |
37 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:46:05 AM |
14 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:46:16 AM |
85 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:47:40 AM |
43 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:47:41 AM |
23 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:48:31 AM |
14 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:48:31 AM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:49:12 AM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:49:12 AM |
59 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:49:12 AM |
37 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:50:55 AM |
83 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:50:55 AM |
29 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:50:55 AM |
51 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:51:01 AM |
3 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:52:06 AM |
22 |
1282.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:52:06 AM |
23 |
1282.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:52:25 AM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:52:25 AM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:52:25 AM |
1 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:52:25 AM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:52:25 AM |
32 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:52:26 AM |
46 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:52:26 AM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:53:01 AM |
32 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:53:02 AM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:56:45 AM |
36 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:56:56 AM |
25 |
1282.00 |
XCSE |
140
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
10:56:56 AM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:56:56 AM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:56:56 AM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:56:56 AM |
36 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:56:56 AM |
7 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:56:56 AM |
7 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:59:06 AM |
30 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:59:06 AM |
4 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
26 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
14 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
14 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
39 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
7 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
7 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
6 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:59:10 AM |
25 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
83 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
39 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
18 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
80 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
33 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
25 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
84 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
81 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
25 |
1282.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:59:24 AM |
27 |
1281.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:59:25 AM |
81 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:25 AM |
23 |
1281.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
10:59:26 AM |
8 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
10:59:26 AM |
83 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
10:59:27 AM |
7 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:00:08 AM |
87 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:00:08 AM |
23 |
1281.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:00:10 AM |
86 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:00:10 AM |
2 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:00:10 AM |
65 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:00:10 AM |
14 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:00:45 AM |
71 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:01:41 AM |
81 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:01:41 AM |
73 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:01:41 AM |
9 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:01:42 AM |
63 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:02:59 AM |
22 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:06:48 AM |
84 |
1280.00 |
XCSE |
141
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
11:06:48 AM |
1 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:06:48 AM |
13 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:06:48 AM |
29 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:06:48 AM |
23 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:06:48 AM |
59 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:06:48 AM |
18 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:06:48 AM |
5 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:08:04 AM |
62 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:08:04 AM |
15 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:08:04 AM |
32 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:08:05 AM |
14 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:08:05 AM |
43 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:08:05 AM |
23 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:08:05 AM |
12 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:10:58 AM |
20 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:35 AM |
87 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:35 AM |
43 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:35 AM |
9 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:35 AM |
3 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:35 AM |
26 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:11:44 AM |
10 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:47 AM |
3 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:55 AM |
13 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:56 AM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:59 AM |
14 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:11:59 AM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
43 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
14 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
13 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
2 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
10 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
87 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:03 AM |
83 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:12:23 AM |
1 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:12:23 AM |
22 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:12:29 AM |
6 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:48 AM |
78 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:12:48 AM |
84 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:13:02 AM |
24 |
1280.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:13:06 AM |
83 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:13:06 AM |
76 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:13:45 AM |
86 |
1279.00 |
XCSE |
142
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
11:13:55 AM |
4 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:15:00 AM |
37 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:15:00 AM |
50 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:15:14 AM |
18 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:17:10 AM |
83 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:17:10 AM |
23 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:17:10 AM |
25 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:17:11 AM |
7 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:17:37 AM |
72 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:19:13 AM |
70 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:19:24 AM |
12 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:20:53 AM |
18 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:20:56 AM |
3 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:22:34 AM |
44 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:22:34 AM |
44 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:22:34 AM |
28 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:22:34 AM |
13 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:22:51 AM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:22:51 AM |
3 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:22:51 AM |
8 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:24:40 AM |
40 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:26:00 AM |
35 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:26:02 AM |
62 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:26:33 AM |
82 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:26:33 AM |
30 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:26:33 AM |
30 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:26:33 AM |
43 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:26:33 AM |
6 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:26:33 AM |
26 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:26:33 AM |
82 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:26:33 AM |
32 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:27:53 AM |
33 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:27:58 AM |
13 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:27:58 AM |
44 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:27:58 AM |
50 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:27:58 AM |
32 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:28:37 AM |
3 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:28:51 AM |
44 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:28:51 AM |
43 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:29:28 AM |
23 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
11:32:36 AM |
12 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:32:36 AM |
1 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:33:51 AM |
81 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:33:51 AM |
81 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:33:51 AM |
29 |
1282.00 |
TQEX |
143
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
11:33:51 AM |
84 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:33:51 AM |
36 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:34:15 AM |
18 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:34:15 AM |
65 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:34:41 AM |
83 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:35:40 AM |
43 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:35:40 AM |
5 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:35:40 AM |
85 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:36:26 AM |
44 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:36:26 AM |
8 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:41:53 AM |
18 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:41:53 AM |
68 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:42:21 AM |
31 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:21 AM |
15 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:21 AM |
43 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:22 AM |
12 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:22 AM |
43 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:22 AM |
14 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:22 AM |
37 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:22 AM |
21 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:22 AM |
12 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:50 AM |
48 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:42:50 AM |
48 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:43:22 AM |
29 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:43:22 AM |
15 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:43:23 AM |
29 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:43:23 AM |
14 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:43:54 AM |
43 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:43:54 AM |
14 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:43:54 AM |
40 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:44:01 AM |
23 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:44:31 AM |
21 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:44:31 AM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:44:31 AM |
12 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:44:31 AM |
19 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:45:41 AM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:45:41 AM |
37 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:46:07 AM |
36 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:46:07 AM |
23 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:46:12 AM |
85 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:48:41 AM |
25 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:48:41 AM |
30 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:50:31 AM |
1 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:50:31 AM |
2 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:50:31 AM |
84 |
1285.00 |
CEUX |
144
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
11:50:34 AM |
25 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:50:34 AM |
22 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:50:38 AM |
25 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:50:41 AM |
25 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:50:41 AM |
3 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:51:01 AM |
31 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:51:02 AM |
31 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:51:02 AM |
31 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:51:03 AM |
27 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:51:03 AM |
82 |
1285.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:51:21 AM |
38 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:52:00 AM |
29 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:52:00 AM |
51 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:52:00 AM |
42 |
1284.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:55:51 AM |
21 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:55:51 AM |
37 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:55:51 AM |
12 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:55:51 AM |
30 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:55:52 AM |
1 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:55:58 AM |
14 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:55:58 AM |
3 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:55:58 AM |
37 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:56:00 AM |
1 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:56:00 AM |
82 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:56:27 AM |
12 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:56:28 AM |
84 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
11:56:28 AM |
34 |
1283.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
11:56:31 AM |
1 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:56:31 AM |
79 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
11:59:57 AM |
25 |
1283.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:02:04 PM |
82 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:02:04 PM |
41 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:02:04 PM |
43 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:02:06 PM |
25 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:02:06 PM |
20 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:02:06 PM |
85 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:02:06 PM |
29 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:02:06 PM |
80 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:02:18 PM |
80 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:02:27 PM |
26 |
1281.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
12:02:27 PM |
85 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:03:23 PM |
86 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:03:23 PM |
26 |
1281.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
12:03:23 PM |
51 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:03:23 PM |
14 |
1281.50 |
CEUX |
145
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
12:04:38 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:04:38 PM |
4 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:04:38 PM |
7 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:04:51 PM |
46 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:04:51 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:04:51 PM |
5 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:05:26 PM |
23 |
1282.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
12:05:26 PM |
8 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:05:27 PM |
2 |
1282.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
12:08:45 PM |
49 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:19 PM |
13 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:20 PM |
11 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:20 PM |
22 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:21 PM |
13 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:22 PM |
11 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:22 PM |
25 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:23 PM |
1 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:25 PM |
14 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:09:33 PM |
8 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:10:25 PM |
72 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:10:25 PM |
24 |
1283.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:10:25 PM |
87 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:10:31 PM |
11 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:10:31 PM |
24 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:10:31 PM |
12 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:10:31 PM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:10:31 PM |
16 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:11:54 PM |
40 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:12:11 PM |
25 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:12:41 PM |
19 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:12:41 PM |
8 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:13:11 PM |
13 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:13:11 PM |
1 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:13:11 PM |
43 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:14:54 PM |
21 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:14:54 PM |
2 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:14:55 PM |
43 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:14:55 PM |
14 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:15:59 PM |
29 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:20:08 PM |
52 |
1285.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:20:08 PM |
1 |
1285.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:20:08 PM |
1 |
1285.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:20:11 PM |
82 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:11 PM |
5 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:12 PM |
24 |
1284.50 |
XCSE |
146
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
12:20:12 PM |
13 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:27 PM |
2 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:27 PM |
25 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:40 PM |
11 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:40 PM |
12 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:40 PM |
14 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:41 PM |
12 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:41 PM |
13 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:42 PM |
12 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:42 PM |
12 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:20:45 PM |
11 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:21:03 PM |
13 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:21:03 PM |
2 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:21:06 PM |
11 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:21:21 PM |
54 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:21:27 PM |
2 |
1284.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:21:27 PM |
21 |
1284.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:22:12 PM |
7 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:22:50 PM |
23 |
1284.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:22:51 PM |
25 |
1284.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
12:23:27 PM |
32 |
1284.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:25:28 PM |
2 |
1284.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:25:56 PM |
22 |
1285.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:26:00 PM |
86 |
1285.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:26:00 PM |
33 |
1285.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:26:00 PM |
36 |
1285.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:27:41 PM |
53 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:27:41 PM |
14 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:27:41 PM |
13 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:28:02 PM |
1 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:28:07 PM |
31 |
1284.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:28:07 PM |
87 |
1285.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:28:07 PM |
53 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:28:08 PM |
4 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:28:38 PM |
26 |
1284.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:29:30 PM |
86 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:29:55 PM |
2 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:29:55 PM |
43 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:32:25 PM |
4 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:32:27 PM |
79 |
1284.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:32:27 PM |
82 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:32:27 PM |
25 |
1284.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:32:27 PM |
82 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:33:01 PM |
20 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:33:01 PM |
43 |
1283.50 |
XCSE |
147
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
12:33:03 PM |
34 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:33:03 PM |
13 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:33:04 PM |
30 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:33:25 PM |
35 |
1283.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:33:25 PM |
85 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:33:48 PM |
25 |
1283.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
12:35:22 PM |
37 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:35:22 PM |
1 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:35:22 PM |
43 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:35:22 PM |
39 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:35:41 PM |
5 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:35:41 PM |
48 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:35:41 PM |
18 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:36:09 PM |
83 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:37:47 PM |
2 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:37:47 PM |
23 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:37:47 PM |
33 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:40:07 PM |
34 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:40:21 PM |
30 |
1283.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:40:27 PM |
10 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:41:38 PM |
23 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:41:38 PM |
57 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:41:38 PM |
6 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:41:38 PM |
23 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:41:38 PM |
7 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:41:39 PM |
11 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:41:39 PM |
43 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:41:39 PM |
12 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:42:11 PM |
2 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:42:11 PM |
30 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:42:11 PM |
13 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:42:11 PM |
32 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:42:37 PM |
4 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:42:37 PM |
9 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:42:37 PM |
29 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:42:37 PM |
7 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:43:01 PM |
25 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:43:49 PM |
13 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:44:37 PM |
1 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:44:37 PM |
4 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:44:37 PM |
11 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:47:26 PM |
3 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:48:26 PM |
4 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:49:26 PM |
5 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:50:01 PM |
54 |
1283.00 |
XCSE |
148
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
12:50:33 PM |
3 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:51:26 PM |
4 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:51:28 PM |
11 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:30 PM |
27 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:30 PM |
27 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:30 PM |
36 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:51:30 PM |
8 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:51:31 PM |
27 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:33 PM |
36 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:51:34 PM |
36 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:51:45 PM |
36 |
1284.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
22 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
21 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
37 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
27 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
2 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
9 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
14 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
43 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
37 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:49 PM |
6 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:50 PM |
5 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:50 PM |
12 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:50 PM |
14 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:51:50 PM |
27 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:52:11 PM |
13 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:52:11 PM |
43 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:52:11 PM |
33 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:53:26 PM |
4 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:53:26 PM |
36 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:53:27 PM |
23 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:53:47 PM |
1 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:54:24 PM |
1 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:54:24 PM |
26 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:54:24 PM |
3 |
1283.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
12:54:24 PM |
32 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:54:57 PM |
3 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:54:57 PM |
20 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:55:07 PM |
25 |
1283.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:55:07 PM |
20 |
1283.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
12:55:07 PM |
83 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:55:09 PM |
12 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:55:09 PM |
11 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:55:09 PM |
37 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:55:09 PM |
2 |
1283.00 |
XCSE |
149
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
12:55:09 PM |
34 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:55:41 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:55:51 PM |
3 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:55:51 PM |
13 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:56:05 PM |
84 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:56:05 PM |
26 |
1282.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:56:05 PM |
81 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:56:50 PM |
84 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:56:50 PM |
32 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
12:56:50 PM |
83 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:56:51 PM |
3 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:56:51 PM |
81 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:58:58 PM |
9 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:58:58 PM |
71 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
12:59:01 PM |
80 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
12:59:47 PM |
83 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:02:05 PM |
40 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:02:56 PM |
23 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:02:57 PM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:02:57 PM |
12 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:02:57 PM |
1 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:02:57 PM |
12 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:02:58 PM |
83 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:02:58 PM |
26 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:02:58 PM |
75 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:07:35 PM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:07:39 PM |
16 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:07:40 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:07:41 PM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:07:41 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:07:44 PM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:07:44 PM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:07:44 PM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:05 PM |
48 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:05 PM |
33 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:05 PM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:05 PM |
43 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:05 PM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:05 PM |
37 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:05 PM |
3 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:05 PM |
82 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:13:06 PM |
14 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:07 PM |
13 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:13:26 PM |
8 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:15:00 PM |
109 |
1283.00 |
XCSE |
150
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
13:15:00 PM |
26 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:15:04 PM |
80 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:15:05 PM |
12 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:15:23 PM |
25 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:15:23 PM |
43 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:15:23 PM |
23 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:15:23 PM |
82 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:15:23 PM |
32 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:15:23 PM |
24 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:15:23 PM |
87 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:16:50 PM |
67 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:17:34 PM |
15 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:18:25 PM |
9 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:18:58 PM |
16 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:19:02 PM |
38 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:19:02 PM |
20 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:19:03 PM |
60 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:19:18 PM |
87 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:19:18 PM |
82 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:19:41 PM |
78 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:19:41 PM |
5 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:19:58 PM |
20 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:19:58 PM |
67 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:19:58 PM |
28 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:20:34 PM |
81 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:22:03 PM |
43 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:22:03 PM |
18 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:22:05 PM |
85 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:23:34 PM |
21 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:26:00 PM |
47 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:26:38 PM |
31 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:26:38 PM |
52 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:26:40 PM |
30 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:27:10 PM |
33 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:27:10 PM |
48 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:27:10 PM |
26 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:27:10 PM |
12 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:29:21 PM |
42 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:29:21 PM |
54 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:29:21 PM |
24 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:29:21 PM |
5 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:29:22 PM |
23 |
1277.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:29:22 PM |
43 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:29:22 PM |
11 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:29:25 PM |
21 |
1277.50 |
TQEX |
151
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
13:29:25 PM |
13 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:29:25 PM |
17 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:29:30 PM |
27 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:29:30 PM |
54 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:30:07 PM |
39 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:30:07 PM |
9 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:30:26 PM |
50 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:30:26 PM |
36 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:34:25 PM |
5 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:34:36 PM |
18 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:34:36 PM |
11 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:34:36 PM |
73 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:35:27 PM |
21 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:35:27 PM |
13 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:35:27 PM |
13 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:36:38 PM |
85 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:36:38 PM |
28 |
1276.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:36:38 PM |
84 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:36:38 PM |
43 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:36:38 PM |
37 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:38:27 PM |
5 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:39:23 PM |
3 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:40:58 PM |
27 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:40:58 PM |
47 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:41:08 PM |
84 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:41:19 PM |
30 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:41:19 PM |
12 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:41:19 PM |
37 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:41:19 PM |
13 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:41:19 PM |
11 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:41:19 PM |
6 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:41:19 PM |
17 |
1277.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:41:19 PM |
6 |
1277.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:41:26 PM |
6 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:43:56 PM |
40 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:43:57 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:43:57 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:43:57 PM |
12 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:43:59 PM |
14 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:00 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:00 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:05 PM |
14 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:12 PM |
40 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:13 PM |
13 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:13 PM |
13 |
1278.50 |
XCSE |
152
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
13:44:13 PM |
12 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:23 PM |
14 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:41 PM |
14 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:41 PM |
31 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:42 PM |
12 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:44:42 PM |
25 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:44:42 PM |
24 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:44:42 PM |
28 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:45:18 PM |
39 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:45:18 PM |
24 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:45:50 PM |
84 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:48:18 PM |
42 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:48:33 PM |
35 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:49:41 PM |
38 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:50:30 PM |
44 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
13:50:30 PM |
30 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:50:30 PM |
18 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:52:24 PM |
29 |
1281.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:52:30 PM |
46 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:30 PM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:30 PM |
11 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:30 PM |
14 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:30 PM |
25 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:47 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:47 PM |
37 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:47 PM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:47 PM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:47 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:47 PM |
20 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:48 PM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:48 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:48 PM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:48 PM |
37 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:52:48 PM |
30 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:53:26 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:53:26 PM |
15 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:53:27 PM |
2 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:53:27 PM |
15 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:53:51 PM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:53:51 PM |
9 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:54:32 PM |
1 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:54:33 PM |
82 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:54:34 PM |
80 |
1285.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:54:34 PM |
84 |
1286.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:54:35 PM |
42 |
1285.00 |
TQEX |
153
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
13:54:39 PM |
36 |
1285.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:54:39 PM |
19 |
1284.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:54:39 PM |
5 |
1284.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:55:10 PM |
80 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:55:10 PM |
39 |
1284.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:55:10 PM |
59 |
1284.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:55:10 PM |
86 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:55:35 PM |
83 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:55:35 PM |
18 |
1283.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:55:35 PM |
17 |
1283.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:55:42 PM |
80 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
13:55:42 PM |
86 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
13:58:25 PM |
10 |
1281.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:59:26 PM |
6 |
1281.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:59:26 PM |
2 |
1281.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:59:27 PM |
3 |
1281.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
13:59:46 PM |
1 |
1281.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:00:26 PM |
65 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:00:26 PM |
21 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:00:34 PM |
1 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:01:27 PM |
5 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:01:27 PM |
8 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:01:27 PM |
24 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:01:27 PM |
3 |
1281.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:02:02 PM |
62 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:02:02 PM |
19 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:02:26 PM |
7 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:03:09 PM |
23 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:03:12 PM |
84 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:03:12 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:03:12 PM |
39 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:03:12 PM |
14 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:03:12 PM |
9 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:03:23 PM |
12 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:03:25 PM |
10 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:03:25 PM |
20 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:03:27 PM |
28 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:03:29 PM |
82 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:05:27 PM |
8 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:05:37 PM |
18 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:07:26 PM |
25 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:07:26 PM |
10 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:07:26 PM |
21 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:07:26 PM |
22 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:07:27 PM |
81 |
1278.50 |
XCSE |
154
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
14:07:27 PM |
1 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:07:31 PM |
36 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:08:05 PM |
24 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:08:26 PM |
19 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:08:49 PM |
33 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:08:49 PM |
7 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:08:49 PM |
2 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:08:52 PM |
46 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:08:52 PM |
25 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:08:57 PM |
52 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:00 PM |
35 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:00 PM |
26 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:04 PM |
14 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:04 PM |
12 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:04 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:04 PM |
5 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:04 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:04 PM |
12 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:04 PM |
35 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:16 PM |
17 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:09:16 PM |
13 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:09:21 PM |
44 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:21 PM |
11 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:21 PM |
8 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:34 PM |
81 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:09:34 PM |
52 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:09:34 PM |
31 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:10:00 PM |
27 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:10:00 PM |
51 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:10:02 PM |
2 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:10:23 PM |
4 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:11:31 PM |
18 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:11:31 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:12:08 PM |
27 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:12:51 PM |
47 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:12:51 PM |
5 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:13:08 PM |
1 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:13:17 PM |
30 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:13:17 PM |
12 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:13:18 PM |
51 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:14:25 PM |
15 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:14:41 PM |
71 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:14:41 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:14:41 PM |
65 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:16:10 PM |
80 |
1278.50 |
XCSE |
155
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
14:16:27 PM |
42 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:16:27 PM |
14 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:16:27 PM |
11 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:16:33 PM |
46 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:16:56 PM |
23 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:17:18 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:17:18 PM |
6 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:17:18 PM |
38 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:17:26 PM |
32 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:18:01 PM |
1 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:18:01 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:18:01 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:18:01 PM |
34 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:18:01 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:18:01 PM |
32 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:18:25 PM |
80 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:18:25 PM |
82 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:21:00 PM |
39 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:21:00 PM |
9 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:21:00 PM |
37 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:21:00 PM |
30 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:21:00 PM |
20 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:21:00 PM |
7 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:21:00 PM |
23 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:21:05 PM |
39 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:21:22 PM |
24 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:21:26 PM |
9 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:21:34 PM |
25 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:21:34 PM |
84 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:21:54 PM |
82 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:22:09 PM |
20 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:22:09 PM |
8 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:22:10 PM |
72 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:22:10 PM |
8 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:22:21 PM |
43 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:22:21 PM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:22:21 PM |
4 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:22:50 PM |
81 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:23:00 PM |
18 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:23:15 PM |
8 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:23:29 PM |
1 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:23:29 PM |
83 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:23:29 PM |
23 |
1274.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:23:29 PM |
81 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:24:32 PM |
11 |
1275.00 |
CEUX |
156
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
14:24:51 PM |
25 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:25:11 PM |
4 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:25:21 PM |
2 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:25:57 PM |
39 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:25:57 PM |
20 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:25:57 PM |
1 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:25:57 PM |
74 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:26:21 PM |
3 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:26:21 PM |
57 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:26:21 PM |
6 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:26:39 PM |
80 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:26:39 PM |
85 |
1273.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:26:39 PM |
43 |
1274.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:26:39 PM |
82 |
1274.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:26:47 PM |
80 |
1272.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:26:47 PM |
40 |
1273.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:26:47 PM |
46 |
1273.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:27:25 PM |
41 |
1272.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:27:25 PM |
1 |
1272.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:28:03 PM |
1 |
1272.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:28:08 PM |
13 |
1272.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:28:16 PM |
3 |
1272.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:28:28 PM |
12 |
1272.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:28:30 PM |
84 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:28:30 PM |
1 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:29:27 PM |
22 |
1271.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:29:41 PM |
1 |
1271.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:29:41 PM |
1 |
1271.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:30:39 PM |
82 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:32:17 PM |
35 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:32:17 PM |
24 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:32:17 PM |
21 |
1271.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:32:52 PM |
50 |
1272.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:32:52 PM |
24 |
1272.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:32:52 PM |
19 |
1272.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:32:52 PM |
80 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:32:52 PM |
9 |
1271.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:35:26 PM |
17 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:35:42 PM |
29 |
1272.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:37:01 PM |
50 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:37:01 PM |
37 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:37:01 PM |
9 |
1272.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:37:30 PM |
13 |
1272.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:37:30 PM |
18 |
1272.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:38:24 PM |
2 |
1272.50 |
CEUX |
157
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
14:38:30 PM |
32 |
1272.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:39:02 PM |
19 |
1272.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:39:47 PM |
19 |
1273.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:39:47 PM |
6 |
1273.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:40:03 PM |
28 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:03 PM |
19 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:03 PM |
1 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:40:03 PM |
11 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:40:03 PM |
30 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:40:03 PM |
12 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:40:18 PM |
11 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:18 PM |
11 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
24 |
1273.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
15 |
1273.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
24 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
13 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
33 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
16 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
25 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
9 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
11 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
12 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
11 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
9 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
43 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:40:22 PM |
38 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:40:23 PM |
6 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:24 PM |
39 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:24 PM |
11 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:40:24 PM |
14 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:41:00 PM |
86 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:41:00 PM |
25 |
1273.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:41:00 PM |
61 |
1272.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:41:15 PM |
4 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:41:15 PM |
79 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:41:15 PM |
26 |
1272.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:41:21 PM |
3 |
1271.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:41:46 PM |
81 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:41:58 PM |
62 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:41:58 PM |
21 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:42:21 PM |
80 |
1272.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:42:21 PM |
6 |
1273.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:42:21 PM |
74 |
1273.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:43:26 PM |
43 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:43:26 PM |
41 |
1272.00 |
CEUX |
158
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
14:43:37 PM |
85 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:44:09 PM |
86 |
1271.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:44:09 PM |
1 |
1271.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:44:12 PM |
84 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:44:12 PM |
30 |
1270.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:44:25 PM |
11 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:44:25 PM |
34 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:46:44 PM |
51 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:47:33 PM |
33 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:47:36 PM |
1 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:49:09 PM |
41 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:49:10 PM |
45 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:49:11 PM |
64 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:49:11 PM |
14 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:49:11 PM |
31 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:49:12 PM |
84 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:49:13 PM |
39 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:49:13 PM |
5 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:50:24 PM |
11 |
1270.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:50:25 PM |
81 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:50:25 PM |
2 |
1270.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:50:26 PM |
9 |
1270.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:50:28 PM |
3 |
1270.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:51:31 PM |
47 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:51:50 PM |
84 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:51:50 PM |
11 |
1269.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:51:50 PM |
16 |
1269.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
14:51:50 PM |
10 |
1268.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:51:50 PM |
15 |
1268.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:51:50 PM |
1 |
1268.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:52:21 PM |
31 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:52:21 PM |
3 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:52:50 PM |
9 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:52:50 PM |
37 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:53:11 PM |
46 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:53:11 PM |
41 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:53:11 PM |
12 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:53:11 PM |
6 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:55:52 PM |
23 |
1270.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:56:26 PM |
35 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:56:27 PM |
1 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:56:40 PM |
82 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:56:43 PM |
10 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:56:43 PM |
15 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:56:43 PM |
41 |
1270.50 |
XCSE |
159
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
14:57:06 PM |
33 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:57:08 PM |
44 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:57:08 PM |
11 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:57:08 PM |
54 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:57:08 PM |
43 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
14:57:27 PM |
11 |
1270.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:58:19 PM |
29 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:58:19 PM |
51 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:58:19 PM |
14 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:58:19 PM |
51 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:58:40 PM |
69 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:59:01 PM |
2 |
1270.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
14:59:21 PM |
31 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:59:21 PM |
18 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
14:59:21 PM |
2 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:01:08 PM |
27 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:01:17 PM |
10 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:01:17 PM |
78 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:01:17 PM |
10 |
1271.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:01:17 PM |
16 |
1271.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:01:21 PM |
41 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:01:21 PM |
27 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:01:21 PM |
86 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:01:21 PM |
34 |
1271.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:01:21 PM |
10 |
1270.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:01:21 PM |
39 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:01:21 PM |
2 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:01:26 PM |
9 |
1270.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:01:36 PM |
52 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:01:36 PM |
14 |
1270.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:01:37 PM |
64 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:01:37 PM |
20 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:04:28 PM |
83 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:04:28 PM |
30 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:04:28 PM |
52 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:04:29 PM |
26 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:04:45 PM |
27 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:05:26 PM |
7 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:05:27 PM |
40 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:05:27 PM |
4 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:05:27 PM |
34 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:05:27 PM |
36 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:05:27 PM |
1 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:05:27 PM |
43 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:06:10 PM |
3 |
1270.50 |
XCSE |
160
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:06:10 PM |
28 |
1270.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:06:25 PM |
15 |
1270.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:07:27 PM |
3 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:07:28 PM |
29 |
1271.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:07:28 PM |
23 |
1271.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:08:03 PM |
8 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:08:59 PM |
80 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:08:59 PM |
23 |
1271.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:09:28 PM |
3 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:28 PM |
27 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:28 PM |
6 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:28 PM |
7 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:28 PM |
6 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:37 PM |
33 |
1272.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:09:37 PM |
13 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:37 PM |
10 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:37 PM |
4 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:37 PM |
21 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:40 PM |
16 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:40 PM |
27 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:40 PM |
33 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:46 PM |
12 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:46 PM |
2 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:47 PM |
14 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:47 PM |
22 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:47 PM |
11 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:47 PM |
39 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:47 PM |
23 |
1272.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:47 PM |
29 |
1271.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:47 PM |
57 |
1271.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:09:54 PM |
10 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:09:57 PM |
4 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:00 PM |
3 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:00 PM |
2 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:02 PM |
87 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:02 PM |
11 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:02 PM |
36 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:02 PM |
9 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:02 PM |
30 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:02 PM |
23 |
1271.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:10:02 PM |
23 |
1271.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:10:08 PM |
9 |
1270.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:10:08 PM |
77 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:10:43 PM |
87 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:10:55 PM |
80 |
1269.50 |
XCSE |
161
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:11:07 PM |
43 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:11:07 PM |
11 |
1269.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:13:26 PM |
12 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:13:26 PM |
51 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:13:26 PM |
46 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:13:27 PM |
6 |
1269.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:14:25 PM |
37 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:14:25 PM |
14 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:14:25 PM |
51 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:14:25 PM |
7 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:14:26 PM |
51 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:14:26 PM |
11 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:14:26 PM |
6 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:14:35 PM |
18 |
1269.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:15:04 PM |
15 |
1269.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:15:04 PM |
8 |
1269.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:15:05 PM |
8 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:16:26 PM |
5 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:16:28 PM |
6 |
1269.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:17:26 PM |
24 |
1269.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:17:26 PM |
14 |
1269.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:17:26 PM |
10 |
1269.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:17:26 PM |
85 |
1269.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:17:27 PM |
51 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:17:27 PM |
6 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:17:27 PM |
32 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:17:27 PM |
83 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:18:21 PM |
36 |
1269.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:18:26 PM |
3 |
1269.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:18:39 PM |
23 |
1269.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:18:57 PM |
36 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:18:57 PM |
6 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:18:57 PM |
36 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:18:57 PM |
11 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:18:57 PM |
12 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
84 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
51 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
30 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
14 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
14 |
1269.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
20 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
60 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
23 |
1269.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:19:03 PM |
85 |
1269.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:19:05 PM |
16 |
1268.50 |
XCSE |
162
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:19:08 PM |
11 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:08 PM |
4 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:11 PM |
4 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:11 PM |
3 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:14 PM |
48 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:14 PM |
4 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:14 PM |
2 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:21 PM |
4 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:21 PM |
39 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:21 PM |
2 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:21 PM |
85 |
1267.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:19:21 PM |
16 |
1268.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:19:21 PM |
13 |
1268.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:19:21 PM |
82 |
1268.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:19:23 PM |
20 |
1267.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:19:23 PM |
54 |
1267.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:19:23 PM |
7 |
1267.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:20:26 PM |
13 |
1267.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:20:26 PM |
73 |
1267.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:21:26 PM |
9 |
1267.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:21:26 PM |
5 |
1267.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:21:26 PM |
24 |
1267.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:22:51 PM |
30 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:22:51 PM |
38 |
1268.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:22:51 PM |
43 |
1268.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:22:51 PM |
30 |
1268.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:22:51 PM |
23 |
1268.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:22:51 PM |
25 |
1268.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:22:51 PM |
80 |
1268.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:22:53 PM |
1 |
1268.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:22:59 PM |
31 |
1268.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:22:59 PM |
17 |
1268.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:22:59 PM |
51 |
1268.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:22:59 PM |
23 |
1267.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:22:59 PM |
70 |
1267.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:22:59 PM |
10 |
1267.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:23:12 PM |
83 |
1267.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:08 PM |
37 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:08 PM |
11 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:08 PM |
26 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:08 PM |
11 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:26 PM |
7 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:27 PM |
14 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:27 PM |
1 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:44 PM |
13 |
1268.50 |
XCSE |
163
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:25:44 PM |
34 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:44 PM |
51 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:44 PM |
3 |
1268.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:25:47 PM |
24 |
1268.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:25:47 PM |
16 |
1268.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:25:47 PM |
34 |
1268.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:27:50 PM |
23 |
1269.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:27:50 PM |
18 |
1269.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:28:06 PM |
28 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:28:07 PM |
11 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:28:22 PM |
36 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:28:22 PM |
6 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:28:22 PM |
6 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:28:22 PM |
7 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:28:26 PM |
11 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:13 PM |
78 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:13 PM |
7 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:22 PM |
36 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:26 PM |
5 |
1270.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:29:26 PM |
3 |
1270.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:30 PM |
7 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:30 PM |
6 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:30 PM |
34 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:33 PM |
80 |
1270.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:29:33 PM |
42 |
1270.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:29:33 PM |
18 |
1270.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:29:33 PM |
26 |
1270.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:29:34 PM |
22 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:29:34 PM |
12 |
1271.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:00 PM |
36 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:30:00 PM |
18 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:30:00 PM |
21 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:30:00 PM |
8 |
1272.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
82 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
51 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
24 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
28 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
6 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
50 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
15 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
34 |
1273.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:30:02 PM |
84 |
1273.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:30:04 PM |
15 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:04 PM |
28 |
1273.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:06 PM |
24 |
1273.50 |
AQEU |
164
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:30:36 PM |
38 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:36 PM |
20 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:36 PM |
51 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:37 PM |
12 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:30:53 PM |
10 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:03 PM |
81 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:03 PM |
3 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:31:03 PM |
24 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:31:03 PM |
36 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:04 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:04 PM |
12 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:04 PM |
14 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:04 PM |
51 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:04 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:04 PM |
51 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
24 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
59 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
49 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
25 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
85 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
35 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
36 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
6 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:05 PM |
7 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:07 PM |
30 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:07 PM |
51 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:07 PM |
15 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:07 PM |
13 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:07 PM |
32 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:07 PM |
54 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:18 PM |
7 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:31:27 PM |
7 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:27 PM |
51 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:27 PM |
16 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:31:39 PM |
2 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:39 PM |
59 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:39 PM |
18 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:31:39 PM |
26 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:31:44 PM |
38 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:45 PM |
32 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:45 PM |
51 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:45 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:45 PM |
13 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:45 PM |
2 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
9 |
1277.50 |
XCSE |
165
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
12 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
51 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
13 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
28 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
12 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
13 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
12 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
32 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:46 PM |
12 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
46 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
14 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
49 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
27 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
51 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
8 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
5 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
51 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
28 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
31 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:31:48 PM |
84 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:31:49 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:49 PM |
28 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:49 PM |
51 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:49 PM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:31:49 PM |
5 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:00 PM |
22 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:00 PM |
70 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:00 PM |
29 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:00 PM |
10 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:00 PM |
29 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:32:01 PM |
82 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:01 PM |
29 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:32:01 PM |
86 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:32:02 PM |
86 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:02 PM |
82 |
1274.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:32:08 PM |
43 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:32:08 PM |
36 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:32:19 PM |
38 |
1278.00 |
CEUX |
166
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:32:31 PM |
45 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:31 PM |
44 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:31 PM |
87 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:32:31 PM |
14 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:32:31 PM |
15 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:32:31 PM |
24 |
1279.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:32:37 PM |
79 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:32:46 PM |
77 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:03 PM |
19 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:33:03 PM |
52 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:33:03 PM |
13 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:33:17 PM |
30 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:17 PM |
51 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:32 PM |
87 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:32 PM |
51 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:32 PM |
24 |
1281.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
29 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
57 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
27 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
51 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
20 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
23 |
1280.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
23 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
28 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
23 |
1279.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
23 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:33:39 PM |
64 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:33:42 PM |
87 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:33:42 PM |
61 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:33:42 PM |
19 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:34:11 PM |
6 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:26 PM |
7 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:26 PM |
9 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:33 PM |
82 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:33 PM |
45 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:33 PM |
50 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:33 PM |
14 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:33 PM |
8 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:33 PM |
44 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:34:33 PM |
35 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:34:33 PM |
84 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
39 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
26 |
1278.50 |
XCSE |
167
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
14 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
12 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
12 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:45 PM |
24 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:34:51 PM |
1 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:51 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:34:51 PM |
13 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:01 PM |
25 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:01 PM |
15 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:01 PM |
6 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:01 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:01 PM |
39 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
85 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
30 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
30 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
2 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
25 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
23 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:35:30 PM |
86 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:35:31 PM |
15 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:36:27 PM |
8 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:29 PM |
12 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:36:29 PM |
16 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:36:29 PM |
3 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:36:29 PM |
1 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:36:29 PM |
72 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:36:29 PM |
13 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:36:30 PM |
22 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:30 PM |
14 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:30 PM |
11 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:30 PM |
13 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:30 PM |
15 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:30 PM |
34 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:30 PM |
13 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:30 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:34 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:34 PM |
6 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:34 PM |
17 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:34 PM |
29 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:36:34 PM |
40 |
1281.00 |
XCSE |
168
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:36:46 PM |
85 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:37:14 PM |
44 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:37:14 PM |
65 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:37:29 PM |
5 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:37:29 PM |
20 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:37:29 PM |
82 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:37:30 PM |
23 |
1282.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:37:33 PM |
86 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:37:51 PM |
39 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:37:51 PM |
9 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:37:51 PM |
23 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:37:51 PM |
80 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:38:39 PM |
85 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:38:39 PM |
19 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:38:39 PM |
82 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:38:56 PM |
38 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:38:56 PM |
29 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:38:56 PM |
2 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:38:56 PM |
39 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:39:01 PM |
27 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:39:01 PM |
85 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:39:27 PM |
85 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:39:27 PM |
2 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:39:27 PM |
21 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:39:30 PM |
35 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:02 PM |
2 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:26 PM |
10 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
39 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
5 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
28 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
37 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
87 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
39 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
14 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
13 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
24 |
1281.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
1 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
10 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
13 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
2 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
43 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
84 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
66 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:37 PM |
15 |
1280.50 |
CEUX |
169
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:40:38 PM |
41 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:39 PM |
46 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:39 PM |
39 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:39 PM |
14 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:39 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:40:39 PM |
23 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:40:39 PM |
23 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:40:39 PM |
83 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:41 PM |
60 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:40:45 PM |
27 |
1279.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:41:00 PM |
2 |
1282.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:41:00 PM |
22 |
1282.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:41:01 PM |
38 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:41:07 PM |
46 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:41:07 PM |
73 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:41:08 PM |
3 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:41:08 PM |
39 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:41:26 PM |
23 |
1281.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:41:26 PM |
23 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:41:41 PM |
85 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:41:41 PM |
39 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:41:41 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:41:41 PM |
13 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:41:41 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:41:42 PM |
51 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:41:42 PM |
11 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:42:10 PM |
83 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:42:11 PM |
26 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:42:27 PM |
28 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:42:27 PM |
2 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:42:27 PM |
13 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:42:27 PM |
40 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:42:34 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:42:35 PM |
8 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:04 PM |
23 |
1281.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:43:04 PM |
19 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:43:04 PM |
49 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:43:09 PM |
87 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:09 PM |
39 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:09 PM |
20 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:09 PM |
39 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:09 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:09 PM |
33 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:43:37 PM |
84 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:37 PM |
45 |
1280.50 |
XCSE |
170
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:43:37 PM |
24 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:43:37 PM |
48 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:43:38 PM |
51 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:38 PM |
30 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:43:38 PM |
24 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:43:56 PM |
15 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:43:56 PM |
37 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:44:14 PM |
21 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:15 PM |
22 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:15 PM |
38 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:22 PM |
13 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:22 PM |
39 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:22 PM |
13 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:22 PM |
12 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:22 PM |
30 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:22 PM |
2 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:44:25 PM |
1 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:44:28 PM |
83 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:44:41 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:16 PM |
44 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:16 PM |
45 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:16 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:16 PM |
23 |
1280.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:45:48 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:48 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:48 PM |
44 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
83 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
14 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
39 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
11 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
30 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
4 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
18 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
10 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
22 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:45:55 PM |
56 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:46:02 PM |
9 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:46:27 PM |
69 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:46:28 PM |
41 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:46:28 PM |
33 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:46:28 PM |
9 |
1281.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:46:57 PM |
80 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:46:57 PM |
6 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:46:57 PM |
17 |
1280.50 |
TQEX |
171
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:46:57 PM |
7 |
1280.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:47:14 PM |
18 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:47:22 PM |
25 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:47:22 PM |
15 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:47:22 PM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:47:35 PM |
39 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:47:36 PM |
46 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:10 PM |
35 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:10 PM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:10 PM |
37 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:48:10 PM |
7 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:48:10 PM |
82 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:48:11 PM |
14 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:11 PM |
13 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:11 PM |
39 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:11 PM |
27 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:11 PM |
16 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:11 PM |
13 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:11 PM |
14 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:11 PM |
82 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:12 PM |
34 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:12 PM |
11 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:12 PM |
39 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:12 PM |
14 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:12 PM |
11 |
1283.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:25 PM |
44 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:31 PM |
37 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:48:31 PM |
28 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:48:31 PM |
67 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:48:31 PM |
13 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:49:12 PM |
84 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:49:12 PM |
39 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:49:12 PM |
29 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:49:12 PM |
81 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:49:26 PM |
4 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:49:27 PM |
11 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:49:27 PM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:49:27 PM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:49:28 PM |
14 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:49:31 PM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:49:40 PM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:03 PM |
68 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:03 PM |
30 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
66 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
16 |
1281.50 |
XCSE |
172
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
39 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
9 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
24 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
23 |
1281.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
80 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:50:04 PM |
5 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:50:19 PM |
18 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:50:21 PM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:21 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:32 PM |
30 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:32 PM |
39 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:32 PM |
13 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:32 PM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:32 PM |
16 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:32 PM |
28 |
1282.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:50:32 PM |
67 |
1282.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:50:58 PM |
6 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:58 PM |
39 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:58 PM |
23 |
1282.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:50:59 PM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:59 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:59 PM |
39 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:59 PM |
14 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:59 PM |
13 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:50:59 PM |
20 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:03 PM |
16 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:13 PM |
20 |
1282.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:51:14 PM |
19 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:41 PM |
52 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:41 PM |
8 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:51:41 PM |
2 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:51:41 PM |
1 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:51:41 PM |
91 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:51:42 PM |
52 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:42 PM |
1 |
1282.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:43 PM |
17 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:59 PM |
11 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:59 PM |
39 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:51:59 PM |
24 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
39 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
11 |
1284.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
37 |
1284.00 |
XCSE |
173
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
1 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
15 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
64 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
23 |
1283.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
23 |
1283.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
25 |
1283.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
23 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:01 PM |
25 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:03 PM |
32 |
1283.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:10 PM |
38 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:10 PM |
49 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:11 PM |
45 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:12 PM |
11 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:12 PM |
22 |
1283.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:14 PM |
20 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:14 PM |
9 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:53:14 PM |
14 |
1282.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:53:14 PM |
80 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:14 PM |
7 |
1282.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:23 PM |
24 |
1282.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:53:26 PM |
39 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:26 PM |
21 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:26 PM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:26 PM |
85 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:26 PM |
28 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:26 PM |
59 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:53:32 PM |
24 |
1281.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:53:50 PM |
24 |
1281.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:53:53 PM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:55 PM |
17 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:59 PM |
27 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:53:59 PM |
12 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:54:00 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:54:00 PM |
1 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:54:00 PM |
16 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:54:02 PM |
25 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:54:05 PM |
16 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:54:10 PM |
23 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:54:10 PM |
87 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:54:24 PM |
28 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:54:51 PM |
17 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:54:51 PM |
23 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:54:51 PM |
56 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:55:00 PM |
19 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:00 PM |
39 |
1280.00 |
XCSE |
174
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:55:00 PM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:00 PM |
14 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:00 PM |
26 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:17 PM |
18 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:17 PM |
35 |
1279.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:55:27 PM |
12 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:27 PM |
39 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:27 PM |
13 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:27 PM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:27 PM |
28 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:27 PM |
6 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:27 PM |
28 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:27 PM |
9 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:36 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:36 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:36 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:36 PM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:36 PM |
24 |
1279.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:55:39 PM |
10 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:55:41 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:41 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:41 PM |
19 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:41 PM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:41 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:41 PM |
15 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:41 PM |
44 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:55:59 PM |
3 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:59 PM |
35 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:59 PM |
20 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:59 PM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:55:59 PM |
26 |
1279.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:55:59 PM |
15 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:55:59 PM |
9 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:55:59 PM |
26 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:56:05 PM |
19 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:56:05 PM |
8 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:56:05 PM |
83 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:56:17 PM |
20 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:56:17 PM |
19 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:56:17 PM |
20 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:56:17 PM |
22 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:56:17 PM |
4 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:56:17 PM |
17 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:56:17 PM |
3 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:56:18 PM |
70 |
1277.50 |
CEUX |
175
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:56:18 PM |
9 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:56:21 PM |
81 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:56:21 PM |
23 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:56:21 PM |
28 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:56:21 PM |
20 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:56:21 PM |
4 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:56:21 PM |
15 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:56:21 PM |
24 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:56:25 PM |
3 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:56:27 PM |
15 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:56:42 PM |
10 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:56:58 PM |
22 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:56:58 PM |
19 |
1277.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:56:58 PM |
14 |
1277.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:57:00 PM |
2 |
1277.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:57:19 PM |
65 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:57:19 PM |
60 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:57:19 PM |
39 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:57:19 PM |
10 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:57:19 PM |
9 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:57:19 PM |
70 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:57:24 PM |
8 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:57:52 PM |
4 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:57:59 PM |
7 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:58:26 PM |
9 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:01 PM |
30 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:59:26 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:26 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:26 PM |
44 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:26 PM |
39 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:26 PM |
43 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:32 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:32 PM |
11 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:32 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:33 PM |
11 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:33 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:33 PM |
14 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:33 PM |
23 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:33 PM |
46 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:35 PM |
12 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:35 PM |
2 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
15:59:37 PM |
24 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:59:37 PM |
21 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:59:37 PM |
53 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:59:37 PM |
6 |
1276.00 |
CEUX |
176
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
15:59:37 PM |
5 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
15:59:59 PM |
31 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
15:59:59 PM |
31 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
15:59:59 PM |
80 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:00:01 PM |
14 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:00:09 PM |
9 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:00:14 PM |
54 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:00:14 PM |
9 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:00:14 PM |
32 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:00:14 PM |
14 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:00:26 PM |
5 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:00:27 PM |
86 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:00:28 PM |
8 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:00:40 PM |
2 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:00:40 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:00:40 PM |
24 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:00:40 PM |
35 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:00:40 PM |
34 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:00:40 PM |
86 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:00:41 PM |
1 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:00:53 PM |
6 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:00:59 PM |
31 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:01:00 PM |
44 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:01:19 PM |
5 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:01:28 PM |
6 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:01:28 PM |
24 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:01:28 PM |
23 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:01:30 PM |
7 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:01:30 PM |
17 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:01:35 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:01:35 PM |
18 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:05 PM |
24 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:05 PM |
58 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:05 PM |
39 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:05 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:05 PM |
40 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:02:05 PM |
41 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:02:05 PM |
3 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:02:15 PM |
39 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:15 PM |
12 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:15 PM |
46 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:15 PM |
6 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:02:15 PM |
13 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:02:27 PM |
87 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:27 PM |
43 |
1275.50 |
CEUX |
177
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:02:27 PM |
39 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:02:32 PM |
39 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:32 PM |
11 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:32 PM |
23 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:02:33 PM |
10 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:33 PM |
39 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:34 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:34 PM |
13 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:35 PM |
14 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:35 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:35 PM |
11 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:35 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:35 PM |
13 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:35 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:35 PM |
39 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
11 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
13 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
82 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
13 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
13 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
1 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
14 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
11 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:36 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
14 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
14 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
11 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
2 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
86 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
16 |
1274.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:02:37 PM |
85 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:03:07 PM |
80 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:07 PM |
29 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:03:07 PM |
32 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:03:09 PM |
53 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:03:09 PM |
15 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:03:21 PM |
5 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:21 PM |
39 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:21 PM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:21 PM |
21 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:21 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:21 PM |
10 |
1277.00 |
XCSE |
178
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:03:21 PM |
9 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:03:21 PM |
41 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:03:25 PM |
11 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:03:27 PM |
19 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:03:41 PM |
39 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:41 PM |
14 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:41 PM |
15 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:51 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:03:51 PM |
10 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:19 PM |
19 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:19 PM |
23 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:52 PM |
30 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:52 PM |
9 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:52 PM |
39 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:52 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:52 PM |
14 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:52 PM |
6 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:52 PM |
23 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:04:53 PM |
7 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:53 PM |
12 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:53 PM |
14 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:53 PM |
39 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:53 PM |
14 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:53 PM |
14 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:53 PM |
14 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:04:53 PM |
15 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:08 PM |
10 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:08 PM |
25 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:13 PM |
22 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:14 PM |
12 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:23 PM |
15 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:25 PM |
11 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:26 PM |
13 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:28 PM |
10 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:41 PM |
8 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:41 PM |
14 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:42 PM |
11 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:42 PM |
39 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:42 PM |
14 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:42 PM |
14 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:05:47 PM |
19 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:05:47 PM |
30 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:05:47 PM |
6 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:05:47 PM |
49 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:06:27 PM |
38 |
1278.00 |
XCSE |
179
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:06:27 PM |
86 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:06:37 PM |
52 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:06:37 PM |
4 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:06:37 PM |
10 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:06:37 PM |
9 |
1277.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:06:37 PM |
21 |
1277.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:06:37 PM |
33 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:06:37 PM |
82 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:07:07 PM |
46 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:07:16 PM |
12 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:07:17 PM |
43 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:07:17 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:07:17 PM |
25 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:07:34 PM |
22 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:08:25 PM |
28 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:25 PM |
37 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:08:25 PM |
36 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:08:31 PM |
36 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:08:31 PM |
35 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
86 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
39 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
32 |
1276.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
23 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:08:32 PM |
76 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
39 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
31 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
15 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
68 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
32 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
40 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:08:33 PM |
19 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:08:56 PM |
6 |
1274.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:09:04 PM |
66 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:09:04 PM |
17 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:09:04 PM |
20 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:09:04 PM |
16 |
1274.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:09:04 PM |
1 |
1274.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:09:04 PM |
31 |
1274.50 |
CEUX |
180
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:09:04 PM |
53 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:09:07 PM |
81 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:09:14 PM |
49 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:09:14 PM |
37 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:09:14 PM |
35 |
1274.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:09:27 PM |
39 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:09:27 PM |
43 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:09:27 PM |
36 |
1274.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:09:27 PM |
4 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:09:27 PM |
40 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:09:27 PM |
63 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:09:27 PM |
16 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:10:11 PM |
77 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:10:11 PM |
9 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:10:23 PM |
81 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:10:23 PM |
44 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:10:23 PM |
40 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:10:23 PM |
2 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:10:23 PM |
42 |
1274.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:10:26 PM |
61 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:10:26 PM |
19 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:10:48 PM |
34 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:10:48 PM |
14 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:11:28 PM |
12 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:11:28 PM |
48 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:11:28 PM |
47 |
1274.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:11:30 PM |
30 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:11:30 PM |
12 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:11:30 PM |
48 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:11:30 PM |
13 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:11:35 PM |
4 |
1273.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:11:35 PM |
19 |
1273.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:11:35 PM |
53 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:11:41 PM |
45 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:11:41 PM |
23 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:11:51 PM |
51 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:12:03 PM |
49 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:12:03 PM |
6 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:12:11 PM |
6 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:12:11 PM |
48 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:12:11 PM |
55 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:12:31 PM |
37 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:12:31 PM |
28 |
1273.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:13:05 PM |
15 |
1274.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:13:05 PM |
46 |
1274.00 |
AQEU |
181
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:13:14 PM |
68 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:14 PM |
13 |
1274.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:14 PM |
8 |
1274.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:13:18 PM |
48 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:18 PM |
23 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:13:18 PM |
1 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:13:28 PM |
12 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:28 PM |
2 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:28 PM |
48 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:28 PM |
12 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:28 PM |
11 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:28 PM |
9 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:28 PM |
15 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:13:44 PM |
42 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:13:52 PM |
23 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:14:05 PM |
30 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:14:05 PM |
3 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:14:05 PM |
1 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:14:05 PM |
13 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:14:16 PM |
13 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:16 PM |
15 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:16 PM |
11 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:16 PM |
11 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:16 PM |
59 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:20 PM |
48 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:20 PM |
12 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:20 PM |
14 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:20 PM |
14 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:24 PM |
80 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:24 PM |
16 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:14:24 PM |
52 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:14:34 PM |
42 |
1274.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:14:56 PM |
42 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:56 PM |
40 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:56 PM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:14:56 PM |
6 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:15:04 PM |
36 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:15:18 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:15:18 PM |
48 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:15:44 PM |
38 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:16:14 PM |
41 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:14 PM |
29 |
1276.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:16:24 PM |
41 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:26 PM |
7 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:41 PM |
79 |
1277.00 |
XCSE |
182
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:16:42 PM |
10 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:44 PM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:46 PM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:56 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:56 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:56 PM |
17 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:56 PM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:56 PM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:59 PM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:16:59 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:17:03 PM |
59 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:20 PM |
17 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
53 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
8 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
32 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
35 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
3 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
7 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:26 PM |
7 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:44 PM |
84 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:17:44 PM |
82 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:44 PM |
5 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:44 PM |
40 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:17:58 PM |
85 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:17:58 PM |
25 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:17:58 PM |
35 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:17:58 PM |
87 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:18:00 PM |
35 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:18:25 PM |
80 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:18:25 PM |
86 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:18:30 PM |
56 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:18:33 PM |
19 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:19:05 PM |
42 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:19:05 PM |
34 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:19:05 PM |
34 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:19:08 PM |
33 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:19:11 PM |
36 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:19:11 PM |
13 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:19:12 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:19:12 PM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:19:12 PM |
13 |
1277.00 |
XCSE |
183
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:19:12 PM |
24 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:19:12 PM |
47 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:09 PM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:09 PM |
34 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:41 PM |
45 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:41 PM |
6 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:41 PM |
28 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
48 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
30 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:42 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:43 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:43 PM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:43 PM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:43 PM |
49 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:20:52 PM |
33 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:20:52 PM |
37 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:21:01 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:01 PM |
30 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:01 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:01 PM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:01 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:01 PM |
29 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:21 PM |
77 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:21 PM |
4 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:21 PM |
4 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:21:21 PM |
19 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:21:21 PM |
45 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:21:54 PM |
41 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:21:54 PM |
29 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:22:00 PM |
13 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:22:12 PM |
7 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:22:15 PM |
9 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:22:26 PM |
86 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:22:26 PM |
36 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:22:26 PM |
28 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:22:26 PM |
29 |
1276.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:22:26 PM |
80 |
1277.00 |
CEUX |
184
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:22:30 PM |
32 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:22:32 PM |
42 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:22:49 PM |
27 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:23:08 PM |
80 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:23:08 PM |
36 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:23:08 PM |
47 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:23:09 PM |
33 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:23:21 PM |
44 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:23:21 PM |
48 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:23:21 PM |
11 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:23:21 PM |
86 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:23:21 PM |
24 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:23:35 PM |
43 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:23:44 PM |
29 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:23:44 PM |
4 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:24:24 PM |
43 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:24:24 PM |
36 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:24:49 PM |
71 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:24:51 PM |
80 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:24:51 PM |
17 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:24:51 PM |
14 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:24:51 PM |
84 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:24:54 PM |
23 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:25:05 PM |
3 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:05 PM |
15 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:05 PM |
43 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:25:06 PM |
15 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
15 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
10 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
24 |
1276.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
23 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:25:14 PM |
25 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:25:15 PM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:15 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:25:16 PM |
31 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:25:44 PM |
31 |
1277.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:26:03 PM |
82 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:14 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:14 PM |
30 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:14 PM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:14 PM |
14 |
1277.00 |
XCSE |
185
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:26:14 PM |
3 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:14 PM |
23 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:26:14 PM |
36 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:26:21 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:21 PM |
48 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:21 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:21 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:24 PM |
87 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:26:24 PM |
36 |
1277.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:26:24 PM |
20 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:26:24 PM |
11 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:26:24 PM |
36 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:27:02 PM |
48 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:02 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:02 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:02 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:14 PM |
25 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:27:14 PM |
62 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:27:21 PM |
48 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:21 PM |
37 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:21 PM |
14 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:21 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:51 PM |
14 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:51 PM |
48 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:27:51 PM |
34 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:28:24 PM |
60 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:28:24 PM |
27 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:28:25 PM |
15 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:28:25 PM |
15 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:28:35 PM |
50 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:28:35 PM |
24 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:28:42 PM |
2 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:29:14 PM |
22 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:29:24 PM |
36 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:29:24 PM |
32 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:29:25 PM |
18 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:29:25 PM |
28 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:29:25 PM |
53 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:29:25 PM |
36 |
1277.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:29:25 PM |
5 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:29:26 PM |
13 |
1277.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:29:34 PM |
23 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:29:34 PM |
22 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:29:49 PM |
14 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:29:49 PM |
48 |
1278.50 |
XCSE |
186
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:29:49 PM |
9 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:29:57 PM |
36 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:29:57 PM |
10 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:30:14 PM |
41 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:30:14 PM |
2 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:30:22 PM |
81 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:30:22 PM |
38 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:30:22 PM |
12 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:30:22 PM |
57 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:30:25 PM |
30 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:30:25 PM |
48 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:30:25 PM |
13 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:30:25 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:30:25 PM |
7 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:30:25 PM |
14 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:30:25 PM |
9 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:30:41 PM |
23 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:31:05 PM |
85 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:31:05 PM |
81 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:31:27 PM |
78 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:31:27 PM |
31 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:31:27 PM |
73 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:31:28 PM |
40 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:31:28 PM |
26 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:31:28 PM |
39 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:31:29 PM |
28 |
1277.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:31:41 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:31:41 PM |
23 |
1277.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:31:46 PM |
28 |
1277.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:31:51 PM |
46 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:31:51 PM |
46 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:11 PM |
26 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:11 PM |
14 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:11 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:11 PM |
13 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:11 PM |
6 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:20 PM |
87 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:20 PM |
27 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:20 PM |
56 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:20 PM |
24 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:32:20 PM |
32 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:32:20 PM |
51 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:32:20 PM |
45 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:32:20 PM |
55 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:32:40 PM |
7 |
1275.50 |
XCSE |
187
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:32:40 PM |
7 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:40 PM |
8 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:40 PM |
2 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:32:47 PM |
35 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:32:47 PM |
32 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:32:48 PM |
24 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:33:15 PM |
53 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:33:15 PM |
20 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:33:39 PM |
20 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:33:41 PM |
18 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:33:42 PM |
3 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:33:42 PM |
5 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:33:53 PM |
1 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:33:53 PM |
31 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:33:53 PM |
32 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:34:25 PM |
27 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:34:25 PM |
23 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:34:27 PM |
28 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:34:40 PM |
11 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:34:40 PM |
12 |
1275.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:34:41 PM |
9 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:34:41 PM |
53 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:34:50 PM |
39 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:34:50 PM |
45 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:12 PM |
23 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:35:19 PM |
12 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:19 PM |
26 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:19 PM |
35 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:35:19 PM |
36 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:35:19 PM |
32 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:35:19 PM |
19 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:35:20 PM |
48 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:20 PM |
12 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:20 PM |
13 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:20 PM |
13 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:20 PM |
23 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:20 PM |
63 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:20 PM |
13 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:44 PM |
23 |
1274.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:35:44 PM |
40 |
1274.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
22 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
11 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
23 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
13 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
11 |
1275.50 |
XCSE |
188
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
29 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
18 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
17 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
15 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
23 |
1275.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
43 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:35:54 PM |
11 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:35:55 PM |
10 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:35:55 PM |
75 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:36:11 PM |
48 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:36:11 PM |
33 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:36:11 PM |
53 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:36:13 PM |
33 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:36:14 PM |
46 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:36:22 PM |
83 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:36:34 PM |
23 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:36:44 PM |
2 |
1275.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:37:27 PM |
42 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:37:48 PM |
25 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:38:04 PM |
32 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:38:11 PM |
73 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:24 PM |
27 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:38:24 PM |
3 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:38:24 PM |
35 |
1274.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:38:25 PM |
22 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:38:27 PM |
9 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:27 PM |
16 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:38:35 PM |
8 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:35 PM |
48 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:35 PM |
12 |
1274.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:35 PM |
30 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:35 PM |
15 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:35 PM |
4 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:35 PM |
40 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:38:35 PM |
14 |
1274.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
45 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
44 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
11 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
9 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
4 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
13 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
7 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
18 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
48 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:38:36 PM |
12 |
1275.00 |
XCSE |
189
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:39:08 PM |
23 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:39:08 PM |
16 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:39:13 PM |
16 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:39:21 PM |
38 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:39:21 PM |
40 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:40:01 PM |
49 |
1275.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:40:01 PM |
18 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:40:01 PM |
17 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:40:01 PM |
17 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:40:01 PM |
60 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:40:01 PM |
40 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:40:01 PM |
7 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:40:01 PM |
6 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:40:06 PM |
20 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:40:11 PM |
26 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:40:26 PM |
22 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:40:32 PM |
11 |
1275.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:40:54 PM |
38 |
1275.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:40:54 PM |
44 |
1275.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:40:55 PM |
34 |
1275.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
6 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
9 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
17 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
10 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
33 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
34 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
12 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
48 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
9 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
3 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
25 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:41:10 PM |
29 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:41:11 PM |
10 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
10 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
48 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
11 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
12 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
14 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
48 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
11 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:12 PM |
14 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:13 PM |
14 |
1276.00 |
XCSE |
190
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:41:13 PM |
48 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:13 PM |
11 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:13 PM |
11 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:14 PM |
12 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:14 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:14 PM |
13 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:14 PM |
48 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:18 PM |
28 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:18 PM |
29 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:18 PM |
48 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:18 PM |
4 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:18 PM |
42 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:41:18 PM |
9 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:41:18 PM |
60 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
16 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
48 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
11 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
8 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
2 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
48 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
12 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:19 PM |
5 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:34 PM |
40 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:41:34 PM |
29 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:42:03 PM |
9 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:42:03 PM |
48 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:42:03 PM |
12 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:42:05 PM |
45 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:42:23 PM |
45 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:42:26 PM |
41 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:42:44 PM |
14 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:42:44 PM |
54 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:42:44 PM |
62 |
1276.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:43:25 PM |
50 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:43:25 PM |
6 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:43:26 PM |
33 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:43:27 PM |
31 |
1276.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:27 PM |
10 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:27 PM |
25 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:27 PM |
9 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:27 PM |
14 |
1276.50 |
XCSE |
191
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:43:27 PM |
48 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:27 PM |
3 |
1276.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:27 PM |
25 |
1276.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:43:29 PM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:29 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:29 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:29 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:29 PM |
52 |
1276.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:43:29 PM |
47 |
1276.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:43:32 PM |
2 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:32 PM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:32 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:32 PM |
14 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:33 PM |
12 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:33 PM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:33 PM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:33 PM |
48 |
1277.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:36 PM |
14 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:36 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:43:36 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
48 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
33 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
16 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
9 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
3 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
47 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
29 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
6 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
35 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:44:07 PM |
6 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:44:08 PM |
23 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:44:08 PM |
15 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:44:12 PM |
38 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:12 PM |
30 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:12 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:12 PM |
15 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:12 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:12 PM |
4 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:14 PM |
43 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:14 PM |
12 |
1279.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:44:14 PM |
3 |
1279.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:44:14 PM |
10 |
1279.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:44:23 PM |
43 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:44:24 PM |
4 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:44 PM |
16 |
1280.00 |
TQEX |
192
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:44:44 PM |
7 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:44:44 PM |
27 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:44:50 PM |
23 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
84 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
48 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
30 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
14 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
13 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
4 |
1281.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
25 |
1280.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
46 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:44:52 PM |
31 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:44:53 PM |
84 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:44:53 PM |
45 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:45:18 PM |
23 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:18 PM |
26 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:18 PM |
51 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:45:18 PM |
34 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:45:28 PM |
82 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:28 PM |
37 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:32 PM |
14 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:32 PM |
24 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:45:46 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:46 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:46 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:46 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:46 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:51 PM |
14 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:51 PM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:51 PM |
14 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:51 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:51 PM |
9 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:51 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:45:57 PM |
23 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:45:57 PM |
6 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:45:57 PM |
7 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:45:57 PM |
2 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:45:57 PM |
12 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:46:01 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:01 PM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:06 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:06 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:06 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:06 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:11 PM |
16 |
1279.50 |
XCSE |
193
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:46:11 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:11 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:11 PM |
6 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:17 PM |
50 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:46:17 PM |
3 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:46:21 PM |
44 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:21 PM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:21 PM |
5 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:46:29 PM |
15 |
1279.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:46:30 PM |
34 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:00 PM |
50 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:47:00 PM |
40 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:47:00 PM |
19 |
1281.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:47:01 PM |
14 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
12 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
56 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
9 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
11 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
11 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
14 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
29 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
27 |
1280.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
2 |
1280.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
77 |
1280.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
40 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
15 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
2 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
2 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:47:03 PM |
2 |
1280.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:47:05 PM |
35 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:47:12 PM |
23 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:47:35 PM |
32 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:35 PM |
15 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:47:35 PM |
32 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:48:05 PM |
45 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
43 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
18 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
37 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
18 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
1 |
1278.50 |
CEUX |
194
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:12 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:15 PM |
5 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:15 PM |
35 |
1278.00 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:48:15 PM |
31 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:15 PM |
32 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:48:17 PM |
13 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:18 PM |
13 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:18 PM |
14 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:18 PM |
11 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:18 PM |
48 |
1278.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:31 PM |
31 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:48:40 PM |
33 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:48:51 PM |
20 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:03 PM |
27 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:49:03 PM |
50 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:05 PM |
47 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:06 PM |
7 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:49:06 PM |
19 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
48 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
29 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
52 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
47 |
1279.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
4 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
4 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
50 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:28 PM |
9 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:37 PM |
31 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:39 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:39 PM |
48 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:40 PM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:47 PM |
32 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:52 PM |
31 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:52 PM |
50 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:53 PM |
34 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:53 PM |
75 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:49:53 PM |
24 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:49:54 PM |
15 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:49:55 PM |
16 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:50:05 PM |
21 |
1279.50 |
XCSE |
195
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:50:05 PM |
43 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:50:13 PM |
109 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:13 PM |
35 |
1280.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:50:14 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:14 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:14 PM |
48 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:14 PM |
14 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:14 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:14 PM |
14 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:14 PM |
1 |
1280.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:14 PM |
27 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:17 PM |
109 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:18 PM |
109 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:18 PM |
40 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:20 PM |
42 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:50:24 PM |
57 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:29 PM |
26 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:50:31 PM |
49 |
1280.00 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:34 PM |
63 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:50:34 PM |
22 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:50:34 PM |
22 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:50:46 PM |
25 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:03 PM |
46 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:03 PM |
7 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:03 PM |
11 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:07 PM |
45 |
1280.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:08 PM |
10 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:51:11 PM |
46 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:51:21 PM |
31 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:51:21 PM |
5 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:51:21 PM |
31 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:51:21 PM |
22 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:21 PM |
17 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:24 PM |
4 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:24 PM |
19 |
1279.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:51:35 PM |
60 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:51:35 PM |
4 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:51:35 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:51:35 PM |
14 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:51:35 PM |
40 |
1279.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:51:35 PM |
24 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:51:36 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:52:03 PM |
9 |
1279.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:52:03 PM |
2 |
1279.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:52:03 PM |
2 |
1279.00 |
AQEU |
196
Exhibit 99.1(a)
APPENDIX Share buy-back programme - Specification for March 31 – April 2, 2025

GENMAB A/S |
02-Apr-2025 |
16:52:11 PM |
30 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:52:11 PM |
28 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:52:39 PM |
50 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:52:45 PM |
75 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:52:45 PM |
13 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:52:45 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:52:45 PM |
10 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:52:45 PM |
33 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
14 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
75 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
13 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
7 |
1278.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
3 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
4 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
4 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
15 |
1278.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
50 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
7 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
15 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
2 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
2 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
2 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
15 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:53:10 PM |
2 |
1278.50 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:53:12 PM |
23 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:53:14 PM |
50 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:53:26 PM |
109 |
1278.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:53:36 PM |
34 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:53:37 PM |
25 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:53:44 PM |
24 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:53:56 PM |
25 |
1277.50 |
TQEX |
GENMAB A/S |
02-Apr-2025 |
16:54:16 PM |
6 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:54:17 PM |
23 |
1277.50 |
XCSE |
GENMAB A/S |
02-Apr-2025 |
16:54:22 PM |
16 |
1277.50 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:54:24 PM |
50 |
1278.00 |
CEUX |
GENMAB A/S |
02-Apr-2025 |
16:54:38 PM |
15 |
1278.00 |
AQEU |
GENMAB A/S |
02-Apr-2025 |
16:54:48 PM |
48 |
1277.50 |
XCSE |
197
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

Issuer |
Date |
Time CET |
Quantity |
Price (DKK) |
Venue |
GENMAB A/S |
03-Apr-2025 |
09:26:59 AM |
71 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:26:59 AM |
8 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:27:15 AM |
21 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:27:15 AM |
55 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:27:19 AM |
19 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:27:19 AM |
29 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:27:19 AM |
76 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:27:19 AM |
72 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:27:33 AM |
27 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:27:41 AM |
46 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:27:41 AM |
24 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:27:41 AM |
80 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:27:41 AM |
78 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:27:44 AM |
57 |
1279.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:27:57 AM |
4 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:28:07 AM |
20 |
1281.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:28:13 AM |
52 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:28:14 AM |
4 |
1281.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:28:32 AM |
65 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:28:32 AM |
17 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:28:32 AM |
24 |
1283.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:28:32 AM |
88 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:29:56 AM |
85 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:29:56 AM |
17 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:29:56 AM |
23 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:29:56 AM |
30 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:29:56 AM |
30 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:29:56 AM |
11 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:29:56 AM |
86 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:29:56 AM |
37 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:30:08 AM |
21 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:31:10 AM |
17 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:10 AM |
20 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:10 AM |
21 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
86 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
17 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
19 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
38 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
4 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
87 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
25 |
1283.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
10 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:31:20 AM |
44 |
1283.50 |
CEUX |
1
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
09:31:23 AM |
56 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:23 AM |
29 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:23 AM |
25 |
1283.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:31:23 AM |
68 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:31:23 AM |
19 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:31:24 AM |
26 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:24 AM |
13 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:24 AM |
44 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:31:24 AM |
25 |
1282.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:31:24 AM |
25 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:32:06 AM |
34 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:32:14 AM |
71 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:32:14 AM |
12 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:33:32 AM |
88 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:33:32 AM |
20 |
1283.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:33:32 AM |
7 |
1283.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:34:19 AM |
24 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:34:24 AM |
83 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:34:24 AM |
28 |
1282.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:34:25 AM |
14 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:34:25 AM |
33 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:34:29 AM |
40 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:34:30 AM |
4 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:34:30 AM |
11 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:35:31 AM |
24 |
1284.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:35:59 AM |
4 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:35:59 AM |
6 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:35:59 AM |
10 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:35:59 AM |
30 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:36:05 AM |
86 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:36:30 AM |
86 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:36:30 AM |
26 |
1284.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:36:30 AM |
86 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:36:30 AM |
74 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:36:30 AM |
38 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:36:30 AM |
14 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:36:30 AM |
2 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:36:31 AM |
85 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:36:31 AM |
15 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:36:31 AM |
33 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:36:31 AM |
16 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:36:31 AM |
8 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:36:31 AM |
18 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:37:00 AM |
18 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:37:00 AM |
21 |
1284.50 |
XCSE |
2
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
09:37:01 AM |
18 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:37:12 AM |
12 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:37:33 AM |
9 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:37:33 AM |
15 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:37:46 AM |
31 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:38:09 AM |
81 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:38:09 AM |
32 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:38:09 AM |
24 |
1285.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:38:46 AM |
88 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:38:58 AM |
13 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:39:00 AM |
20 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:39:00 AM |
10 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:39:01 AM |
12 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:39:01 AM |
75 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:39:01 AM |
15 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:39:03 AM |
15 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:40:02 AM |
88 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:40:02 AM |
24 |
1281.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:40:02 AM |
27 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:40:02 AM |
24 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:40:04 AM |
47 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:40:04 AM |
34 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:40:05 AM |
24 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:42:01 AM |
86 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:42:01 AM |
46 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:42:07 AM |
47 |
1283.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:42:37 AM |
85 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:42:37 AM |
49 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:42:37 AM |
20 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:44:06 AM |
83 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:44:06 AM |
64 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:45:09 AM |
83 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:45:09 AM |
7 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:45:09 AM |
36 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:45:09 AM |
25 |
1285.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:46:27 AM |
62 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:46:53 AM |
28 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:46:53 AM |
30 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:46:53 AM |
20 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:46:53 AM |
33 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:46:54 AM |
19 |
1288.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:46:54 AM |
7 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:46:54 AM |
24 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:47:09 AM |
13 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:47:09 AM |
30 |
1288.50 |
XCSE |
3
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
09:47:25 AM |
81 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:47:25 AM |
2 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:47:27 AM |
11 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:47:27 AM |
49 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:47:27 AM |
28 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:47:27 AM |
53 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:48:25 AM |
39 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:48:28 AM |
15 |
1287.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:48:32 AM |
3 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:49:02 AM |
37 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:49:02 AM |
46 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:49:02 AM |
35 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:49:05 AM |
37 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:49:05 AM |
11 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:49:20 AM |
26 |
1287.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:49:30 AM |
15 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:49:30 AM |
73 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:49:30 AM |
24 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:49:41 AM |
27 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:49:47 AM |
20 |
1286.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:50:01 AM |
37 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:50:17 AM |
45 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:51:54 AM |
83 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:51:54 AM |
31 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:52:41 AM |
8 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:52:41 AM |
18 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:53:00 AM |
83 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:53:00 AM |
27 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:53:00 AM |
24 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:53:00 AM |
24 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:53:03 AM |
24 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:53:07 AM |
28 |
1284.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:53:26 AM |
84 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:53:28 AM |
29 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:53:29 AM |
20 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:53:29 AM |
62 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:53:29 AM |
20 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:56:26 AM |
81 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:56:26 AM |
33 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:56:26 AM |
43 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:56:26 AM |
21 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:57:47 AM |
44 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:57:47 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:57:47 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:57:47 AM |
22 |
1289.00 |
XCSE |
4
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
09:57:47 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:57:47 AM |
11 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:57:47 AM |
22 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:58:48 AM |
85 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:58:48 AM |
31 |
1288.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
09:58:48 AM |
72 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:58:48 AM |
53 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
09:58:48 AM |
26 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:58:48 AM |
27 |
1288.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
09:58:51 AM |
82 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
09:59:24 AM |
13 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:00:25 AM |
38 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:00:28 AM |
84 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:00:28 AM |
74 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:02:27 AM |
6 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:02:27 AM |
43 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:02:27 AM |
26 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:02:35 AM |
15 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:03:37 AM |
25 |
1290.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:03:38 AM |
45 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:03:38 AM |
2 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
86 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
87 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
38 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
30 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
7 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
7 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
29 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
3 |
1290.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
25 |
1289.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
72 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
69 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
63 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
25 |
1290.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:04:24 AM |
24 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:04:25 AM |
62 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:25 AM |
19 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:04:25 AM |
7 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:05:16 AM |
9 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:05:35 AM |
77 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:05:35 AM |
26 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:05:59 AM |
16 |
1291.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:05:59 AM |
33 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:06:02 AM |
61 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:06:58 AM |
5 |
1292.00 |
XCSE |
5
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
10:06:58 AM |
29 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:06:58 AM |
5 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:07:32 AM |
6 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
86 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
25 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
23 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
38 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
25 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
25 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
11 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
39 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:08:14 AM |
24 |
1292.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:08:17 AM |
25 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:17 AM |
6 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:23 AM |
28 |
1291.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:08:28 AM |
13 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:08:49 AM |
8 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:08:51 AM |
22 |
1291.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:09:21 AM |
50 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:09:21 AM |
30 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:09:23 AM |
25 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:09:29 AM |
55 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:09:29 AM |
32 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:10:26 AM |
86 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:10:26 AM |
35 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:10:26 AM |
46 |
1289.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:11:28 AM |
37 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:12:27 AM |
24 |
1290.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:12:27 AM |
18 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:12:27 AM |
36 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:12:28 AM |
12 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:12:28 AM |
21 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:12:28 AM |
17 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:12:28 AM |
7 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:12:41 AM |
10 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:12:41 AM |
20 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:12:41 AM |
51 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:13:58 AM |
1 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:14:03 AM |
18 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:14:10 AM |
86 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:14:10 AM |
76 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:14:11 AM |
3 |
1290.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:14:11 AM |
28 |
1290.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:14:15 AM |
86 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:14:15 AM |
53 |
1289.00 |
CEUX |
6
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
10:16:15 AM |
24 |
1291.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:16:21 AM |
14 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
18 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
2 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
20 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
10 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
12 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
15 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
11 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
38 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
11 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
4 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:26 AM |
4 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:29 AM |
86 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:16:29 AM |
11 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:16:29 AM |
26 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:16:29 AM |
27 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:17:29 AM |
24 |
1291.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:18:27 AM |
87 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:18:27 AM |
8 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:18:27 AM |
15 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:18:27 AM |
60 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:18:27 AM |
28 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:18:27 AM |
60 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:19:30 AM |
32 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:19:30 AM |
52 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:20:42 AM |
24 |
1290.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:20:45 AM |
5 |
1290.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:20:45 AM |
1 |
1290.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:20:46 AM |
14 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:20:46 AM |
15 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:20:46 AM |
46 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:20:46 AM |
15 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:20:46 AM |
18 |
1290.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:20:47 AM |
10 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:20:47 AM |
17 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:20:59 AM |
24 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:20:59 AM |
15 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:20:59 AM |
54 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:22:14 AM |
11 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:22:14 AM |
2 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:22:14 AM |
11 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:22:14 AM |
46 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:22:14 AM |
15 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:22:14 AM |
84 |
1289.50 |
XCSE |
7
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
10:22:14 AM |
24 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:22:14 AM |
49 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:23:13 AM |
24 |
1288.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:25:02 AM |
46 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:27:53 AM |
13 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:27:53 AM |
60 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:27:53 AM |
50 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:27:53 AM |
37 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:27:53 AM |
33 |
1290.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:27:53 AM |
78 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:27:53 AM |
5 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:30:05 AM |
86 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:30:19 AM |
23 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:30:19 AM |
7 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:30:19 AM |
14 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:30:19 AM |
38 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:30:19 AM |
12 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:30:20 AM |
8 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:31:10 AM |
10 |
1291.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:31:10 AM |
7 |
1291.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:31:10 AM |
20 |
1291.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:33:25 AM |
20 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:33:32 AM |
87 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:33:32 AM |
31 |
1291.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:33:32 AM |
8 |
1291.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:33:32 AM |
22 |
1291.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:33:32 AM |
36 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:33:32 AM |
3 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:33:32 AM |
25 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:33:32 AM |
88 |
1291.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:33:37 AM |
19 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:34:27 AM |
12 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:34:27 AM |
81 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:34:27 AM |
32 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:34:54 AM |
8 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:34:54 AM |
22 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:34:54 AM |
26 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:34:55 AM |
14 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:34:55 AM |
22 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:34:55 AM |
22 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:34:56 AM |
23 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:35:40 AM |
3 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:36:45 AM |
24 |
1290.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:36:45 AM |
20 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:36:45 AM |
47 |
1289.50 |
CEUX |
8
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
10:36:45 AM |
35 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:38:19 AM |
85 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:38:24 AM |
9 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:38:24 AM |
15 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:38:55 AM |
6 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:39:57 AM |
15 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:39:57 AM |
15 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:01 AM |
12 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:04 AM |
21 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:04 AM |
14 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:04 AM |
3 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:04 AM |
3 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:18 AM |
27 |
1290.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:40:18 AM |
36 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:40:30 AM |
15 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:30 AM |
38 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:30 AM |
38 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:30 AM |
11 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:30 AM |
24 |
1289.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:40:30 AM |
24 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:40:30 AM |
84 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:40:30 AM |
32 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:40:35 AM |
60 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:35 AM |
14 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:35 AM |
19 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:40:35 AM |
20 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
16 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
38 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
30 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
27 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
20 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
10 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
33 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:41 AM |
36 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
11 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
38 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
38 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
5 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:42 AM |
15 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:45 AM |
7 |
1289.00 |
XCSE |
9
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
10:41:45 AM |
15 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:46 AM |
35 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:46 AM |
47 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:46 AM |
34 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:41:46 AM |
32 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:42:54 AM |
14 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:42:54 AM |
4 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:42:54 AM |
4 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:45:01 AM |
12 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:45:01 AM |
59 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:45:01 AM |
36 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:45:01 AM |
25 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:45:15 AM |
7 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:45:15 AM |
50 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:45:15 AM |
38 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:45:15 AM |
14 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:45:15 AM |
2 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:09 AM |
12 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:09 AM |
3 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:09 AM |
3 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:09 AM |
11 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:09 AM |
12 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:09 AM |
12 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:09 AM |
15 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:09 AM |
32 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:46:11 AM |
46 |
1289.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:46:11 AM |
83 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:46:49 AM |
21 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:46:58 AM |
20 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:47:25 AM |
12 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:47:41 AM |
8 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
84 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
87 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
80 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
8 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
44 |
1290.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
35 |
1290.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
87 |
1291.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
87 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:48:33 AM |
81 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
45 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
8 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
16 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
5 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
38 |
1289.00 |
XCSE |
10
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
1 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
19 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
17 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
4 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
31 |
1289.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
5 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:50:49 AM |
81 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:52:18 AM |
83 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:52:18 AM |
87 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:52:18 AM |
26 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:52:18 AM |
61 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:52:20 AM |
79 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:52:23 AM |
5 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:52:24 AM |
30 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:53:00 AM |
81 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:53:03 AM |
52 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:53:03 AM |
30 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:53:03 AM |
63 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:53:22 AM |
15 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:54:39 AM |
56 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:55:01 AM |
25 |
1283.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:55:01 AM |
40 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:55:05 AM |
30 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
10:57:20 AM |
47 |
1282.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
10:57:20 AM |
29 |
1282.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
10:58:18 AM |
19 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:59:03 AM |
20 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
10:59:38 AM |
14 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:00:03 AM |
88 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:00:03 AM |
50 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:00:03 AM |
15 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:00:03 AM |
30 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:00:03 AM |
12 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:00:04 AM |
70 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:00:04 AM |
19 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:00:30 AM |
19 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:00:44 AM |
9 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:03:03 AM |
6 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:03:21 AM |
19 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:04:09 AM |
82 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:04:09 AM |
2 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:04:09 AM |
81 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:05:04 AM |
1 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:05:04 AM |
45 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:05:05 AM |
5 |
1280.50 |
XCSE |
11
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
11:05:25 AM |
50 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:05:25 AM |
23 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:05:25 AM |
45 |
1279.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:05:25 AM |
24 |
1280.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:05:30 AM |
58 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:05:30 AM |
10 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:05:33 AM |
33 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:06:01 AM |
17 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:06:01 AM |
8 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:06:01 AM |
11 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:06:10 AM |
21 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:06:37 AM |
50 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:06:37 AM |
61 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:07:09 AM |
47 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:07:09 AM |
1 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:07:09 AM |
27 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:08:09 AM |
51 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:08:09 AM |
19 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:08:09 AM |
42 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:08:09 AM |
28 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:09:04 AM |
81 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:09:55 AM |
25 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:10:09 AM |
20 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:10:49 AM |
16 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:10:49 AM |
5 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:10:49 AM |
39 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:10:49 AM |
20 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:12:09 AM |
30 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:12:09 AM |
50 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:12:09 AM |
18 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:12:09 AM |
13 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:12:09 AM |
25 |
1278.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:12:12 AM |
16 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:12:12 AM |
3 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:12:12 AM |
26 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:13:36 AM |
1 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:13:36 AM |
46 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:13:36 AM |
15 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:13:36 AM |
22 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:14:45 AM |
3 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:15:33 AM |
44 |
1279.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:15:33 AM |
36 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:15:33 AM |
28 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:15:33 AM |
55 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:15:36 AM |
24 |
1278.50 |
XCSE |
12
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
11:16:43 AM |
38 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:16:43 AM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:16:43 AM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:16:43 AM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:16:43 AM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:16:49 AM |
21 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:16:49 AM |
38 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:16:49 AM |
7 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:17:39 AM |
1 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:17:39 AM |
5 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:17:39 AM |
38 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:17:39 AM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:17:39 AM |
21 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:17:39 AM |
7 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:17:46 AM |
32 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:17:46 AM |
45 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:17:46 AM |
43 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:19:49 AM |
61 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:21:26 AM |
14 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:22:30 AM |
36 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:22:30 AM |
15 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:22:42 AM |
18 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:23:39 AM |
46 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:23:39 AM |
50 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:23:39 AM |
15 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:23:39 AM |
82 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:23:39 AM |
24 |
1281.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:23:39 AM |
24 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:23:39 AM |
83 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:23:41 AM |
16 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:24:38 AM |
24 |
1280.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:24:38 AM |
26 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:25:01 AM |
29 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:25:06 AM |
21 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:25:06 AM |
50 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:25:06 AM |
20 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:25:06 AM |
20 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:25:06 AM |
31 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:25:06 AM |
24 |
1279.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:25:06 AM |
30 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:25:55 AM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:26:38 AM |
27 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:26:45 AM |
47 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:26:45 AM |
4 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:26:45 AM |
38 |
1280.00 |
XCSE |
13
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
11:26:45 AM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:28:21 AM |
86 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:28:21 AM |
46 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:28:21 AM |
1 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:28:21 AM |
27 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:28:21 AM |
83 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:28:22 AM |
38 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:28:22 AM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:28:22 AM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:28:22 AM |
23 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:28:22 AM |
46 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:29:59 AM |
41 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:30:43 AM |
82 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:30:43 AM |
27 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:30:43 AM |
70 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:30:43 AM |
11 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:34:26 AM |
2 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:34:54 AM |
27 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:35:01 AM |
23 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:35:24 AM |
19 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:35:27 AM |
9 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:35:27 AM |
18 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:35:27 AM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:35:27 AM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:35:27 AM |
48 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:35:54 AM |
7 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:36:06 AM |
82 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:36:07 AM |
38 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:36:07 AM |
40 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:36:07 AM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:36:07 AM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:36:07 AM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:36:38 AM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:02 AM |
3 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:02 AM |
4 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:02 AM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:02 AM |
11 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:02 AM |
83 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:02 AM |
11 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:02 AM |
14 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:02 AM |
2 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:37:52 AM |
51 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:37:52 AM |
29 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:37:52 AM |
66 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:37:53 AM |
11 |
1280.50 |
XCSE |
14
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
11:40:50 AM |
5 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:40:54 AM |
34 |
1282.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:40:54 AM |
81 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:41:22 AM |
5 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:42:49 AM |
78 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:42:49 AM |
25 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:43:05 AM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:43:05 AM |
40 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:43:05 AM |
60 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:43:05 AM |
84 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:43:21 AM |
28 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:43:21 AM |
40 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:43:21 AM |
24 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:43:21 AM |
17 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:18 AM |
47 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:18 AM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:18 AM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:18 AM |
2 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:21 AM |
83 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:45:25 AM |
25 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:25 AM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:25 AM |
38 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:36 AM |
85 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:45:36 AM |
28 |
1282.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:45:36 AM |
24 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:45:36 AM |
48 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:45:36 AM |
37 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:47:07 AM |
87 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:47:07 AM |
87 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:47:21 AM |
16 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:47:21 AM |
13 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:47:21 AM |
68 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:47:23 AM |
82 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:47:23 AM |
28 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:47:23 AM |
82 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:49:00 AM |
20 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:49:00 AM |
15 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:49:00 AM |
8 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:50:02 AM |
88 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:50:02 AM |
45 |
1284.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:50:02 AM |
50 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:52:39 AM |
47 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:53:08 AM |
70 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
11:53:25 AM |
19 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:53:26 AM |
14 |
1284.50 |
XCSE |
15
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
11:53:31 AM |
11 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:54:09 AM |
40 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:54:09 AM |
9 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:54:09 AM |
9 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:54:09 AM |
47 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:54:09 AM |
6 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:54:39 AM |
21 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:54:39 AM |
14 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:57:08 AM |
12 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:57:16 AM |
45 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:57:23 AM |
3 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:57:44 AM |
10 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:57:44 AM |
16 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:57:44 AM |
25 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:57:44 AM |
83 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:57:44 AM |
24 |
1283.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:58:40 AM |
81 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:58:40 AM |
24 |
1283.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
11:58:40 AM |
27 |
1283.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
11:59:26 AM |
26 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:59:26 AM |
12 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
11:59:44 AM |
48 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:01:10 PM |
82 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:01:10 PM |
81 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:02:27 PM |
84 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:02:28 PM |
55 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:03:36 PM |
47 |
1283.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:03:36 PM |
87 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:04:27 PM |
5 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:05:24 PM |
22 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:05:26 PM |
22 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:05:28 PM |
18 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:05:28 PM |
18 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:05:28 PM |
60 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:05:57 PM |
18 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:05:57 PM |
8 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:07:28 PM |
8 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:08:26 PM |
8 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:08:37 PM |
85 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:08:37 PM |
37 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:08:37 PM |
15 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:08:37 PM |
12 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:08:37 PM |
11 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:09:43 PM |
32 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:09:43 PM |
85 |
1283.00 |
CEUX |
16
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
12:10:16 PM |
26 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:10:16 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:11:29 PM |
13 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:11:29 PM |
10 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:11:51 PM |
83 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:12:03 PM |
33 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:12:03 PM |
39 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:12:34 PM |
86 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:12:34 PM |
88 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:13:01 PM |
86 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:13:03 PM |
85 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:13:41 PM |
25 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:15:01 PM |
73 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:15:01 PM |
8 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:15:01 PM |
37 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:15:01 PM |
20 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:17:01 PM |
14 |
1282.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:17:01 PM |
21 |
1282.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:18:01 PM |
85 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:18:01 PM |
37 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:18:01 PM |
50 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:18:01 PM |
34 |
1281.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:18:01 PM |
45 |
1281.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:18:01 PM |
60 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:18:41 PM |
85 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:18:41 PM |
44 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:18:44 PM |
87 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:18:47 PM |
50 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:19:33 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:19:33 PM |
31 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:23:36 PM |
87 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:23:36 PM |
43 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:23:36 PM |
22 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:23:58 PM |
46 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:27:51 PM |
37 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:27:51 PM |
35 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:27:51 PM |
15 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:27:51 PM |
24 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:27:51 PM |
87 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:27:51 PM |
55 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:27:51 PM |
7 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:29:59 PM |
45 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:29:59 PM |
3 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:29:59 PM |
17 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:29:59 PM |
23 |
1281.50 |
XCSE |
17
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
12:30:00 PM |
24 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:31:26 PM |
81 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:31:26 PM |
33 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:33:27 PM |
39 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:33:27 PM |
1 |
1280.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:33:27 PM |
1 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:33:27 PM |
1 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:33:27 PM |
1 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:34:28 PM |
16 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:35:26 PM |
16 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:35:26 PM |
50 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:35:26 PM |
45 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:36:06 PM |
85 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:36:06 PM |
25 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:36:06 PM |
33 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:36:26 PM |
85 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:37:18 PM |
31 |
1279.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:37:18 PM |
27 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:37:33 PM |
81 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:37:33 PM |
39 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:40:49 PM |
14 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:40:49 PM |
5 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:40:49 PM |
44 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:40:49 PM |
24 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:42:20 PM |
8 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:43:30 PM |
16 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:43:31 PM |
15 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:43:31 PM |
3 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:43:31 PM |
42 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:43:33 PM |
19 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:43:33 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:43:33 PM |
44 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:43:33 PM |
4 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:43:50 PM |
1 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:43:59 PM |
1 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:43:59 PM |
42 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:44:39 PM |
16 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:44:39 PM |
4 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:44:39 PM |
37 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:46:29 PM |
23 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:46:29 PM |
11 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:46:30 PM |
41 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:48:19 PM |
27 |
1279.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:48:19 PM |
24 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:48:32 PM |
34 |
1279.00 |
XCSE |
18
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
12:48:32 PM |
22 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:49:58 PM |
32 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:49:59 PM |
35 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:49:59 PM |
15 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:49:59 PM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:49:59 PM |
17 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:50:25 PM |
12 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:51:01 PM |
111 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:51:01 PM |
82 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:51:01 PM |
34 |
1279.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:51:01 PM |
25 |
1279.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:51:01 PM |
79 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:51:01 PM |
82 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:51:56 PM |
31 |
1278.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:51:56 PM |
41 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:51:56 PM |
45 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:52:07 PM |
73 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:52:07 PM |
28 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
12:52:26 PM |
28 |
1277.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
12:52:26 PM |
83 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
12:55:26 PM |
5 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:56:31 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:56:42 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:56:44 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:56:44 PM |
17 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:56:48 PM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
45 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
27 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
45 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
17 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
12:59:03 PM |
6 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:00:39 PM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:00:46 PM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:00:48 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:00:51 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:00:51 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:00:59 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:00:59 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:00:59 PM |
39 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:01:19 PM |
10 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:01:19 PM |
4 |
1279.50 |
XCSE |
19
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
13:01:19 PM |
18 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:01:49 PM |
4 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:01:49 PM |
26 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:02:05 PM |
5 |
1278.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:02:05 PM |
26 |
1278.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:02:19 PM |
13 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:02:19 PM |
7 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:06:01 PM |
85 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:06:01 PM |
75 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:06:01 PM |
36 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:06:01 PM |
20 |
1278.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:06:01 PM |
24 |
1278.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:06:01 PM |
84 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:06:01 PM |
32 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:06:06 PM |
83 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:06:06 PM |
39 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:06:06 PM |
24 |
1277.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:06:06 PM |
59 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:07:03 PM |
6 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:07:08 PM |
79 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:07:11 PM |
88 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:07:11 PM |
87 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:07:11 PM |
28 |
1278.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:07:11 PM |
55 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:07:11 PM |
29 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:08:15 PM |
35 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:08:23 PM |
36 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:11:15 PM |
24 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:12:03 PM |
59 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:12:03 PM |
85 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:13:27 PM |
25 |
1277.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:13:27 PM |
36 |
1277.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:13:45 PM |
82 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:15:05 PM |
22 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:15:05 PM |
1 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:15:05 PM |
1 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:15:45 PM |
81 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:15:45 PM |
32 |
1278.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:15:45 PM |
27 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:15:45 PM |
82 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:16:07 PM |
82 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:16:07 PM |
88 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:16:10 PM |
51 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:16:31 PM |
37 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:16:31 PM |
81 |
1277.00 |
CEUX |
20
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
13:17:46 PM |
5 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:17:46 PM |
78 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:20:08 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:20:08 PM |
1 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:20:08 PM |
4 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:20:08 PM |
30 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:20:22 PM |
27 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:21:52 PM |
45 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:21:52 PM |
31 |
1277.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:21:52 PM |
81 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:21:55 PM |
16 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:21:55 PM |
38 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:21:55 PM |
25 |
1276.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:21:58 PM |
61 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:21:58 PM |
20 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:24:56 PM |
28 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:24:56 PM |
20 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:24:56 PM |
28 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:24:56 PM |
19 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:24:56 PM |
5 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:26:25 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:26:45 PM |
72 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:26:45 PM |
16 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:27:25 PM |
1 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:27:36 PM |
25 |
1276.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:27:36 PM |
77 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:27:39 PM |
4 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:30:28 PM |
1 |
1275.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:30:28 PM |
1 |
1275.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:30:29 PM |
1 |
1275.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:30:47 PM |
38 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:31:42 PM |
69 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:31:42 PM |
20 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:31:42 PM |
84 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:31:50 PM |
26 |
1275.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:31:50 PM |
21 |
1275.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:31:51 PM |
4 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:32:08 PM |
47 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:32:08 PM |
4 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:32:08 PM |
21 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:32:08 PM |
2 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:32:42 PM |
22 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:32:42 PM |
62 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:32:42 PM |
24 |
1275.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:32:42 PM |
74 |
1275.50 |
CEUX |
21
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
13:34:26 PM |
88 |
1274.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:34:26 PM |
44 |
1273.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:34:26 PM |
25 |
1274.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:34:26 PM |
81 |
1274.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:34:26 PM |
46 |
1273.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:34:52 PM |
34 |
1273.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:34:52 PM |
53 |
1273.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:36:09 PM |
77 |
1273.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:36:09 PM |
9 |
1273.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:36:09 PM |
43 |
1273.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:37:25 PM |
82 |
1273.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:37:25 PM |
27 |
1273.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:40:26 PM |
6 |
1273.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:41:40 PM |
84 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:42:07 PM |
47 |
1274.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:42:07 PM |
40 |
1274.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:42:07 PM |
20 |
1274.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:42:07 PM |
42 |
1274.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:43:26 PM |
37 |
1274.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:43:26 PM |
23 |
1274.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:43:27 PM |
23 |
1274.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:43:41 PM |
25 |
1274.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:43:41 PM |
61 |
1274.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:46:04 PM |
1 |
1273.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:46:05 PM |
17 |
1273.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:47:12 PM |
10 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
11 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
12 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
16 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
10 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
10 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
10 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
9 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
15 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
10 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
23 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
10 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:47:13 PM |
16 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:48:27 PM |
14 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:48:29 PM |
5 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
44 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
6 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
6 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
27 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
27 |
1275.50 |
XCSE |
22
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
1 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
38 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
68 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:50:58 PM |
5 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:51:05 PM |
9 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:52:15 PM |
81 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:52:15 PM |
47 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:52:15 PM |
19 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:52:15 PM |
35 |
1275.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:52:15 PM |
32 |
1275.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:53:26 PM |
29 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:53:26 PM |
26 |
1275.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:53:26 PM |
68 |
1274.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:53:26 PM |
17 |
1274.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:53:27 PM |
88 |
1274.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:54:03 PM |
24 |
1274.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:54:29 PM |
24 |
1273.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:55:26 PM |
60 |
1273.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:55:26 PM |
67 |
1273.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:03 PM |
1 |
1274.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:10 PM |
11 |
1275.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:10 PM |
11 |
1275.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:17 PM |
7 |
1275.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:19 PM |
14 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:19 PM |
5 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:19 PM |
5 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
53 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
31 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
58 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
28 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
36 |
1278.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
27 |
1278.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
8 |
1277.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
7 |
1277.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
2 |
1277.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
4 |
1277.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
75 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:49 PM |
8 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:52 PM |
87 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:56:52 PM |
38 |
1277.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
13:56:52 PM |
61 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:52 PM |
23 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:55 PM |
42 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:56:55 PM |
40 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
13:58:20 PM |
55 |
1275.00 |
XCSE |
23
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
13:58:20 PM |
12 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
13:58:20 PM |
14 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:01:10 PM |
85 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:03:15 PM |
7 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:03:15 PM |
9 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:03:15 PM |
9 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:03:16 PM |
26 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:03:16 PM |
20 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:03:16 PM |
26 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:03:16 PM |
27 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:03:17 PM |
22 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:03:25 PM |
11 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:04:26 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:04:27 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:04:27 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:04:27 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:04:27 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:04:27 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:04:27 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:04:27 PM |
4 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:04:58 PM |
9 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:04:58 PM |
102 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:04:58 PM |
9 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:04:58 PM |
12 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:04:58 PM |
24 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:05:15 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:05:15 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:05:15 PM |
4 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:05:19 PM |
9 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:05:19 PM |
9 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:05:19 PM |
36 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:06:21 PM |
87 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:06:21 PM |
27 |
1277.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:06:21 PM |
81 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:06:51 PM |
12 |
1276.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:07:45 PM |
11 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:08:27 PM |
17 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:08:43 PM |
31 |
1278.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:08:43 PM |
29 |
1278.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:08:43 PM |
8 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:08:43 PM |
29 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:08:43 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:08:43 PM |
6 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:08:43 PM |
8 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:08:46 PM |
83 |
1277.50 |
XCSE |
24
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
14:08:46 PM |
2 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:08:48 PM |
87 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:09:00 PM |
51 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:09:00 PM |
33 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:09:00 PM |
27 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:09:00 PM |
15 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:09:00 PM |
35 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:09:00 PM |
83 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:09:20 PM |
52 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:09:49 PM |
21 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:10:10 PM |
85 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:10:13 PM |
26 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:10:52 PM |
9 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:11:29 PM |
9 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:12:25 PM |
9 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:26 PM |
17 |
1277.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:13:26 PM |
10 |
1277.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:13:36 PM |
17 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:36 PM |
15 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:37 PM |
16 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:37 PM |
95 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:37 PM |
16 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:37 PM |
22 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:37 PM |
16 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:37 PM |
57 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:13:39 PM |
23 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:14:18 PM |
31 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:14:18 PM |
49 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:14:18 PM |
36 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:14:49 PM |
10 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
9 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
53 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
58 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
21 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
4 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
22 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
20 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
24 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
10 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:18:56 PM |
9 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:18:57 PM |
18 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:18:57 PM |
6 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:18:57 PM |
87 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:18:57 PM |
18 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:18:57 PM |
78 |
1278.00 |
XCSE |
25
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
14:18:57 PM |
31 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:18:58 PM |
61 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:19:29 PM |
68 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:19:29 PM |
1 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:19:36 PM |
17 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:19:36 PM |
64 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:19:44 PM |
24 |
1277.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:19:44 PM |
8 |
1277.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:19:44 PM |
87 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:20:43 PM |
21 |
1277.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:20:46 PM |
28 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:22:38 PM |
38 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:22:38 PM |
1 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:22:38 PM |
5 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:22:38 PM |
50 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:22:38 PM |
8 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:22:59 PM |
16 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:23:26 PM |
27 |
1277.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:23:26 PM |
1 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:23:45 PM |
2 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:23:45 PM |
9 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:23:45 PM |
42 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:23:45 PM |
16 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:23:45 PM |
34 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:23:46 PM |
12 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:23:46 PM |
15 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:24:08 PM |
70 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:24:08 PM |
41 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:24:29 PM |
64 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:24:29 PM |
26 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:24:29 PM |
27 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:24:29 PM |
9 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:24:29 PM |
84 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:24:46 PM |
82 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:24:46 PM |
26 |
1277.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:24:46 PM |
26 |
1277.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:24:46 PM |
86 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:28:19 PM |
60 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:28:28 PM |
12 |
1276.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:29:23 PM |
22 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:29:23 PM |
33 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:29:23 PM |
21 |
1276.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:29:23 PM |
6 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:29:27 PM |
8 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:30:26 PM |
12 |
1276.50 |
XCSE |
26
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
14:30:26 PM |
24 |
1276.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:31:02 PM |
27 |
1276.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:31:02 PM |
62 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:31:02 PM |
17 |
1276.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:31:39 PM |
83 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:31:39 PM |
2 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:31:39 PM |
2 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:31:39 PM |
27 |
1275.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:32:14 PM |
32 |
1276.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:32:25 PM |
10 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:25 PM |
74 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:25 PM |
30 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:25 PM |
44 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:25 PM |
37 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:25 PM |
81 |
1275.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:32:26 PM |
2 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:26 PM |
46 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:26 PM |
27 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:26 PM |
8 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:32:26 PM |
10 |
1275.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:35:03 PM |
16 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:35:03 PM |
25 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:35:03 PM |
64 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:35:03 PM |
6 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:35:15 PM |
4 |
1275.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:35:15 PM |
25 |
1275.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:35:15 PM |
7 |
1275.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:35:15 PM |
25 |
1275.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:37:27 PM |
27 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:27 PM |
15 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:27 PM |
28 |
1276.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:37:28 PM |
21 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:28 PM |
19 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:29 PM |
22 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:29 PM |
27 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:30 PM |
13 |
1276.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:30 PM |
9 |
1276.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:37:48 PM |
32 |
1276.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:37:49 PM |
41 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:49 PM |
35 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:49 PM |
7 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:55 PM |
13 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:37:55 PM |
12 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:38:24 PM |
3 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:39:26 PM |
36 |
1277.50 |
CEUX |
27
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
14:40:26 PM |
5 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:40:26 PM |
15 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:40:43 PM |
49 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:40:43 PM |
34 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:40:43 PM |
4 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:41:43 PM |
24 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:41:44 PM |
19 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:41:44 PM |
34 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:42:26 PM |
16 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:42:36 PM |
5 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:42:36 PM |
79 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:42:42 PM |
9 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:42:46 PM |
8 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:42:46 PM |
28 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:42:53 PM |
9 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:42:54 PM |
30 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:42:54 PM |
8 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:42:54 PM |
44 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:24 PM |
30 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:24 PM |
35 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:24 PM |
46 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:27 PM |
55 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:28 PM |
9 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:29 PM |
19 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:29 PM |
11 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:34 PM |
10 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:34 PM |
48 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:34 PM |
49 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:36 PM |
84 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:43:36 PM |
24 |
1277.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:43:36 PM |
24 |
1277.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:43:37 PM |
52 |
1276.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:44:29 PM |
41 |
1276.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:44:29 PM |
29 |
1276.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:44:35 PM |
8 |
1276.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:44:38 PM |
20 |
1276.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:44:41 PM |
4 |
1276.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:45:26 PM |
83 |
1275.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:45:27 PM |
10 |
1275.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:45:56 PM |
84 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:45:56 PM |
24 |
1275.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:45:56 PM |
30 |
1275.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:46:17 PM |
86 |
1274.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:46:17 PM |
27 |
1274.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:46:17 PM |
57 |
1274.00 |
CEUX |
28
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
14:48:21 PM |
24 |
1273.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:49:09 PM |
40 |
1275.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:03 PM |
37 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:03 PM |
1 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:03 PM |
44 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:03 PM |
29 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:03 PM |
30 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:03 PM |
70 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:03 PM |
11 |
1277.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:44 PM |
16 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:50:44 PM |
40 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:09 PM |
16 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:09 PM |
10 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:09 PM |
17 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:09 PM |
4 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:09 PM |
88 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
149 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
85 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
87 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
82 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
28 |
1281.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
36 |
1280.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
87 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
85 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
87 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
18 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
1 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
6 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
3 |
1277.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
3 |
1278.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
24 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
31 |
1280.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:51:29 PM |
30 |
1279.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:51:30 PM |
24 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:30 PM |
33 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:30 PM |
30 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:51:30 PM |
31 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:30 PM |
43 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:51:30 PM |
53 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:52:18 PM |
7 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:52:20 PM |
15 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:52:20 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:54:28 PM |
66 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:56:20 PM |
83 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:56:20 PM |
28 |
1286.50 |
TQEX |
29
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
14:56:20 PM |
65 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:56:20 PM |
24 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
14:56:28 PM |
78 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:56:28 PM |
60 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:57:03 PM |
16 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:57:27 PM |
49 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:57:28 PM |
55 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:57:28 PM |
6 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:58:11 PM |
85 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:58:11 PM |
53 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
14:59:27 PM |
85 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
14:59:27 PM |
39 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:00:17 PM |
16 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:00:17 PM |
1 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:00:17 PM |
69 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:00:17 PM |
46 |
1287.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:00:17 PM |
44 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:02:26 PM |
46 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:03:02 PM |
15 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:03:02 PM |
69 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:03:02 PM |
25 |
1287.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
9 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
9 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
6 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
32 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
44 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
3 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
3 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
5 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:17 PM |
22 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:04:23 PM |
7 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:04:27 PM |
83 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:04:27 PM |
32 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:06:26 PM |
65 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:06:26 PM |
24 |
1285.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:06:26 PM |
30 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:07:28 PM |
44 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:07:28 PM |
11 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:07:28 PM |
30 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:07:28 PM |
26 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:07:28 PM |
52 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:07:28 PM |
24 |
1284.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:08:09 PM |
23 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:08:09 PM |
24 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:08:09 PM |
44 |
1284.50 |
XCSE |
30
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:08:09 PM |
20 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:08:29 PM |
82 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:09:59 PM |
34 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:09:59 PM |
10 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:09:59 PM |
36 |
1283.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:09:59 PM |
33 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:09:59 PM |
36 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:09:59 PM |
19 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:10:27 PM |
39 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:10:27 PM |
50 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:10:35 PM |
37 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:10:45 PM |
2 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:10:45 PM |
22 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:10:48 PM |
86 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:10:48 PM |
64 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:12:26 PM |
2 |
1283.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:12:28 PM |
44 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:12:28 PM |
19 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:13:11 PM |
83 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:13:11 PM |
45 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:13:11 PM |
14 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:13:11 PM |
25 |
1283.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:13:11 PM |
20 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:13:11 PM |
46 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:14:11 PM |
82 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:14:11 PM |
81 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:14:22 PM |
87 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:14:22 PM |
25 |
1282.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:14:22 PM |
19 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:14:22 PM |
65 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:14:22 PM |
8 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:14:22 PM |
26 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:15:39 PM |
9 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:15:39 PM |
4 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:15:39 PM |
36 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:17:26 PM |
31 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:18:00 PM |
45 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:18:00 PM |
28 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:18:04 PM |
82 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:18:04 PM |
37 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:18:04 PM |
19 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:18:04 PM |
84 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:18:06 PM |
45 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:18:06 PM |
15 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:18:06 PM |
11 |
1282.50 |
XCSE |
31
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:18:28 PM |
6 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:18:28 PM |
11 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:19:27 PM |
7 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:19:27 PM |
5 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:19:28 PM |
18 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:20:26 PM |
32 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:20:26 PM |
21 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:21:12 PM |
85 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:12 PM |
30 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:12 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:12 PM |
26 |
1282.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:21:12 PM |
81 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:21:12 PM |
35 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:21:13 PM |
30 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:13 PM |
25 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:13 PM |
29 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:13 PM |
27 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:21 PM |
11 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:21 PM |
12 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:26 PM |
35 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:21:59 PM |
71 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:22:45 PM |
25 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:23:09 PM |
15 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:23:26 PM |
17 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:24:09 PM |
24 |
1282.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:24:09 PM |
87 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:24:22 PM |
36 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:24:26 PM |
9 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:24:26 PM |
3 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:24:26 PM |
1 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
82 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
9 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
3 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
3 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
11 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
8 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
3 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
3 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
CEUX |
32
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
3 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
3 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
11 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
2 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:25:00 PM |
29 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:25:08 PM |
85 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:25:08 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:25:08 PM |
10 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:25:08 PM |
1 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:25:08 PM |
1 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:25:08 PM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:25:08 PM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:25:08 PM |
31 |
1282.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:26:09 PM |
42 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:27:04 PM |
12 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:27:04 PM |
11 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:27:04 PM |
17 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:27:04 PM |
63 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:27:04 PM |
8 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:27:04 PM |
36 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:27:06 PM |
36 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:27:50 PM |
6 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:27:50 PM |
43 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:00 PM |
47 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:00 PM |
1 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:00 PM |
1 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:00 PM |
59 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
87 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
45 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
1 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
1 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
23 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
41 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
46 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
37 |
1287.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
81 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
32 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
10 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
78 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
87 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
34 |
1287.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:28:19 PM |
20 |
1286.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:28:32 PM |
87 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:32 PM |
27 |
1289.00 |
TQEX |
33
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:28:32 PM |
11 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:28:32 PM |
71 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:28:32 PM |
25 |
1288.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:28:33 PM |
46 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:33 PM |
41 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:33 PM |
24 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:28:33 PM |
11 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:29:03 PM |
24 |
1288.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:29:21 PM |
87 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:29:21 PM |
37 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:29:21 PM |
11 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:29:21 PM |
41 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:29:21 PM |
24 |
1288.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:29:22 PM |
38 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:29:26 PM |
9 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:29:27 PM |
82 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:29:58 PM |
12 |
1287.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:30:00 PM |
26 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:00 PM |
56 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:00 PM |
3 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:00 PM |
3 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:00 PM |
4 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:00 PM |
4 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:01 PM |
26 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:01 PM |
58 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:01 PM |
82 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
30 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
41 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
83 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
5 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
82 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
24 |
1291.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
26 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
70 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:03 PM |
11 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:15 PM |
87 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:15 PM |
45 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:15 PM |
41 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:15 PM |
24 |
1291.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:30:15 PM |
33 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:24 PM |
41 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:24 PM |
13 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:24 PM |
12 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:24 PM |
11 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:24 PM |
20 |
1290.50 |
CEUX |
34
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:30:24 PM |
5 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:24 PM |
20 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:31 PM |
19 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:31 PM |
11 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:31 PM |
56 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:50 PM |
41 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:50 PM |
15 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:50 PM |
30 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:50 PM |
25 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:50 PM |
29 |
1290.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:30:50 PM |
5 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:51 PM |
86 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:51 PM |
27 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:30:51 PM |
82 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:30:51 PM |
31 |
1289.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:31:03 PM |
87 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:03 PM |
42 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:10 PM |
25 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:14 PM |
73 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:14 PM |
10 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:14 PM |
3 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:14 PM |
26 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:14 PM |
24 |
1287.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:31:14 PM |
59 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:14 PM |
28 |
1287.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:31:15 PM |
3 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:15 PM |
4 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:15 PM |
2 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:25 PM |
46 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:25 PM |
10 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:26 PM |
34 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:42 PM |
8 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
76 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
82 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
12 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
10 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
46 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
15 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
4 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
24 |
1284.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
32 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
15 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
1 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:43 PM |
25 |
1284.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:31:44 PM |
6 |
1283.00 |
XCSE |
35
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:31:44 PM |
9 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:44 PM |
15 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:44 PM |
2 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:44 PM |
15 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:44 PM |
13 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:44 PM |
7 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:44 PM |
13 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:45 PM |
4 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:45 PM |
3 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:45 PM |
46 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:31:45 PM |
1 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:31:46 PM |
27 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:35 PM |
86 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:41 PM |
25 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:32:46 PM |
41 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:46 PM |
15 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:46 PM |
2 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:46 PM |
45 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:46 PM |
20 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:32:46 PM |
4 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
81 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
30 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
20 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
11 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
24 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
26 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
20 |
1284.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
4 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
20 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
34 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:32:50 PM |
25 |
1285.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:33:29 PM |
81 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:33:29 PM |
15 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:33:29 PM |
2 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:33:29 PM |
3 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:33:29 PM |
2 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:33:29 PM |
32 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:33:41 PM |
4 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:33:41 PM |
4 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:33:41 PM |
2 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:33:41 PM |
4 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:33:41 PM |
32 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:33:41 PM |
10 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:33:41 PM |
7 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:33:41 PM |
12 |
1285.50 |
CEUX |
36
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:33:44 PM |
10 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:33:44 PM |
15 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:34:10 PM |
41 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:10 PM |
12 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:10 PM |
10 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:10 PM |
43 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:34:10 PM |
40 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:34:29 PM |
81 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
82 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
50 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
15 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
28 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
15 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
3 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
2 |
1287.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
10 |
1287.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:34:32 PM |
10 |
1287.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
81 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
41 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
11 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
5 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
41 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
11 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
2 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
33 |
1289.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
84 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
32 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
8 |
1289.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
16 |
1289.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:35:07 PM |
7 |
1289.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:35:20 PM |
32 |
1289.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:35:20 PM |
23 |
1289.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:35:27 PM |
12 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
84 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
10 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
18 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
37 |
1288.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
2 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
79 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
3 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
63 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
5 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:35:40 PM |
5 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:36:11 PM |
11 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:11 PM |
71 |
1290.00 |
XCSE |
37
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:36:12 PM |
41 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:12 PM |
30 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:12 PM |
3 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:12 PM |
11 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:12 PM |
11 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:12 PM |
2 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:12 PM |
45 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:17 PM |
25 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:17 PM |
62 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:17 PM |
26 |
1289.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:36:17 PM |
85 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:36:17 PM |
20 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:36:17 PM |
11 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
2 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
2 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
7 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
5 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
2 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
2 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
12 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
8 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
41 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
7 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
30 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
18 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:30 PM |
6 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:36:31 PM |
20 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:36:44 PM |
41 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:44 PM |
12 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:36:47 PM |
4 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:08 PM |
84 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:08 PM |
60 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:08 PM |
86 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:37:08 PM |
5 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:37:08 PM |
15 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:37:08 PM |
20 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:37:08 PM |
18 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:37:08 PM |
5 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:37:09 PM |
28 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
19 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
3 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
11 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
2 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
26 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
21 |
1288.00 |
XCSE |
38
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
2 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
11 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
35 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
24 |
1288.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:37:31 PM |
3 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:37:34 PM |
88 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:37:34 PM |
15 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:38:11 PM |
86 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:38:11 PM |
27 |
1288.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:38:11 PM |
1 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:38:11 PM |
12 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:38:11 PM |
73 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:38:11 PM |
25 |
1288.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:38:44 PM |
7 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:38:55 PM |
19 |
1288.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:39:05 PM |
43 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
87 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
2 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
3 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
3 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
4 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
3 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
2 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
9 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
3 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
3 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
15 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
40 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
19 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
5 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
10 |
1287.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
15 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
21 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
9 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
1 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:12 PM |
75 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:22 PM |
20 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:32 PM |
10 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:32 PM |
58 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
85 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
41 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
14 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
11 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
41 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
20 |
1287.00 |
XCSE |
39
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
19 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
20 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
20 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:39:49 PM |
32 |
1287.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:39:58 PM |
15 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:58 PM |
11 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:39:58 PM |
41 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:40:01 PM |
12 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:40:01 PM |
41 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:40:01 PM |
6 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:40:02 PM |
11 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:40:49 PM |
36 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
41 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
12 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
21 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
2 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
46 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
12 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
30 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
17 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
31 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
15 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:41:07 PM |
5 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:41:08 PM |
41 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:08 PM |
12 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:41:08 PM |
12 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:02 PM |
88 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:02 PM |
41 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:02 PM |
35 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:02 PM |
35 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:02 PM |
28 |
1288.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:42:02 PM |
88 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:42:19 PM |
88 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:23 PM |
85 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:42:23 PM |
32 |
1287.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:42:27 PM |
3 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:28 PM |
8 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:42 PM |
16 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:42 PM |
68 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:42 PM |
24 |
1287.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:42:47 PM |
31 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:42:47 PM |
31 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:42:47 PM |
17 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:42:47 PM |
14 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:42:47 PM |
51 |
1286.50 |
CEUX |
40
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:43:19 PM |
68 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:43:49 PM |
20 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:43:49 PM |
14 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:43:50 PM |
10 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:44:10 PM |
13 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:44:10 PM |
72 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:44:10 PM |
16 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:44:10 PM |
86 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:44:10 PM |
38 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:44:10 PM |
29 |
1285.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:44:15 PM |
21 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:44:15 PM |
61 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:44:15 PM |
20 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:44:15 PM |
85 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:44:15 PM |
29 |
1284.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:44:15 PM |
26 |
1283.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:44:15 PM |
47 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:44:15 PM |
81 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:44:18 PM |
59 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:44:18 PM |
26 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:45:09 PM |
82 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:45:09 PM |
82 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:45:59 PM |
1 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:46:27 PM |
9 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:46:59 PM |
24 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:47:05 PM |
32 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
16 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
66 |
1283.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
41 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
2 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
2 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
10 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
38 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
18 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
33 |
1283.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
39 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
44 |
1283.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
20 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:47:22 PM |
6 |
1283.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:47:26 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:26 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:26 PM |
28 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:26 PM |
17 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:47:39 PM |
54 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:47:40 PM |
4 |
1282.00 |
TQEX |
41
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:47:40 PM |
20 |
1282.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:47:40 PM |
58 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:47:45 PM |
9 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:02 PM |
34 |
1282.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:48:26 PM |
21 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:30 PM |
9 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:30 PM |
13 |
1281.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:48:31 PM |
33 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:31 PM |
42 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
30 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
3 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
45 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
13 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
13 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
13 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
36 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
36 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:48:41 PM |
22 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:48:45 PM |
15 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:48:50 PM |
20 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:48:56 PM |
25 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:56 PM |
34 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:48:56 PM |
10 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:48:56 PM |
10 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:48:56 PM |
31 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:49:35 PM |
26 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:49:35 PM |
29 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:50:09 PM |
2 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
26 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
55 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
30 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
15 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
2 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
2 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
20 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
10 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
36 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:50:29 PM |
5 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
41 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
41 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
21 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
36 |
1282.00 |
CEUX |
42
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
36 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
34 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
10 |
1281.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
10 |
1281.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:51:02 PM |
7 |
1281.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:51:03 PM |
45 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:03 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:03 PM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:03 PM |
13 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:51:04 PM |
9 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:04 PM |
9 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
37 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
16 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
41 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
30 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
20 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
29 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
9 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:51:07 PM |
77 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:51:08 PM |
17 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:08 PM |
18 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:08 PM |
41 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:08 PM |
35 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:08 PM |
16 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:08 PM |
20 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:12 PM |
14 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:12 PM |
20 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:26 PM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:27 PM |
30 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:27 PM |
2 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:27 PM |
45 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:27 PM |
16 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:27 PM |
30 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:28 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:29 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:32 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:32 PM |
6 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:35 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:45 PM |
84 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:45 PM |
41 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:45 PM |
30 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:45 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:45 PM |
10 |
1280.50 |
XCSE |
43
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:51:45 PM |
29 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:51:45 PM |
82 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:51:45 PM |
34 |
1280.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:51:46 PM |
4 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:46 PM |
8 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:46 PM |
17 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:46 PM |
20 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:46 PM |
13 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:46 PM |
5 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:47 PM |
11 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:51 PM |
11 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:51 PM |
11 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:55 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:55 PM |
53 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:57 PM |
9 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:58 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:58 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:51:58 PM |
7 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:52:08 PM |
17 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:52:31 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:52:31 PM |
1 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:52:31 PM |
35 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:52:31 PM |
14 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:52:31 PM |
11 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:52:31 PM |
27 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
1 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
20 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
23 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
39 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
16 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
8 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
31 |
1282.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
87 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:53:00 PM |
14 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:53:08 PM |
19 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:12 PM |
33 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:12 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:12 PM |
31 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:12 PM |
5 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:53:12 PM |
11 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:53:13 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:13 PM |
25 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:53:13 PM |
79 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:53:24 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:55 PM |
15 |
1281.00 |
XCSE |
44
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:53:55 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:55 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:55 PM |
28 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:55 PM |
33 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:53:55 PM |
16 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:53:55 PM |
8 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:53:58 PM |
41 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:58 PM |
21 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:53:58 PM |
26 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:02 PM |
41 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:02 PM |
20 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:02 PM |
31 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:54:02 PM |
41 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:54:02 PM |
45 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
7 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
3 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
1 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
3 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
8 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
3 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
3 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
38 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
13 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
3 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
2 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:54:12 PM |
24 |
1280.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:54:17 PM |
19 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:54:17 PM |
66 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:54:17 PM |
3 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:54:17 PM |
31 |
1279.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:54:27 PM |
35 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:10 PM |
30 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:25 PM |
75 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:55:25 PM |
8 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:55:25 PM |
3 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:55:54 PM |
35 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
17 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
1 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
1 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
34 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
41 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
24 |
1279.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
11 |
1279.50 |
CEUX |
45
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
10 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:55:59 PM |
62 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:56:04 PM |
111 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:19 PM |
83 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:56:23 PM |
8 |
1279.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:56:24 PM |
7 |
1279.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:56:25 PM |
12 |
1279.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:56:35 PM |
41 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:35 PM |
1 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:35 PM |
11 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:35 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:47 PM |
10 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:56:47 PM |
25 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:56:49 PM |
9 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:53 PM |
6 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:53 PM |
41 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:53 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:53 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:56:53 PM |
1 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:21 PM |
82 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:21 PM |
26 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:21 PM |
16 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:26 PM |
15 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:26 PM |
8 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:26 PM |
18 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:30 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:30 PM |
1 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:30 PM |
1 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:30 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:30 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:30 PM |
13 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:30 PM |
43 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
41 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
12 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
22 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
26 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
8 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
10 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
41 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
33 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
9 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
13 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:31 PM |
10 |
1280.00 |
CEUX |
46
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:57:34 PM |
11 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:34 PM |
12 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:34 PM |
11 |
1279.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:57:39 PM |
13 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:56 PM |
30 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:57:57 PM |
53 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:58:19 PM |
27 |
1279.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:58:28 PM |
22 |
1279.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:59:09 PM |
78 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:09 PM |
7 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:13 PM |
7 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:13 PM |
83 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:59:13 PM |
18 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:59:13 PM |
5 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:59:13 PM |
5 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:59:26 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:26 PM |
20 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:26 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:26 PM |
45 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:26 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:26 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:26 PM |
14 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:59:29 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:29 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:30 PM |
45 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:30 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:30 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:30 PM |
14 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:31 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:32 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:35 PM |
30 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:35 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:35 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:35 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:35 PM |
30 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:35 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:35 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:36 PM |
30 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:36 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:36 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:38 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:38 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:38 PM |
53 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:38 PM |
32 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:38 PM |
5 |
1281.00 |
XCSE |
47
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
15:59:38 PM |
7 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:59:49 PM |
83 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:49 PM |
14 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:59:49 PM |
10 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
15:59:58 PM |
84 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
15:59:58 PM |
43 |
1280.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
15:59:58 PM |
75 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
15:59:58 PM |
24 |
1279.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:00:00 PM |
22 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:00 PM |
1 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:00 PM |
59 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:00 PM |
24 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:00:00 PM |
87 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:00:05 PM |
24 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:05 PM |
19 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:07 PM |
60 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:07 PM |
10 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:07 PM |
6 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:07 PM |
26 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:07 PM |
25 |
1279.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:00:19 PM |
47 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:19 PM |
4 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:19 PM |
15 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:19 PM |
12 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:26 PM |
37 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:00:39 PM |
28 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:39 PM |
9 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:39 PM |
19 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:39 PM |
7 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:45 PM |
83 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:00:51 PM |
83 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:00:51 PM |
11 |
1279.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:00:51 PM |
22 |
1279.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:01:03 PM |
15 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:01:03 PM |
33 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:01:03 PM |
34 |
1278.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:01:03 PM |
28 |
1278.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:01:25 PM |
81 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:01:26 PM |
8 |
1277.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:01:27 PM |
7 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:01:27 PM |
12 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:01:27 PM |
25 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:01:37 PM |
3 |
1277.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:01:37 PM |
10 |
1277.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:01:42 PM |
4 |
1277.50 |
XCSE |
48
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:02:03 PM |
8 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:02:19 PM |
5 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:02:19 PM |
18 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:02:19 PM |
86 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:02:25 PM |
41 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:25 PM |
15 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:25 PM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:25 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:29 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:41 PM |
41 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:41 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:41 PM |
11 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:41 PM |
39 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:41 PM |
8 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:41 PM |
34 |
1278.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:02:41 PM |
32 |
1278.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:02:42 PM |
30 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:42 PM |
41 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:42 PM |
11 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:42 PM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:42 PM |
19 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:49 PM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:49 PM |
10 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:49 PM |
41 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:49 PM |
38 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:49 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:49 PM |
13 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:02:49 PM |
1 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:02:53 PM |
17 |
1278.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:02:53 PM |
8 |
1278.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:03:00 PM |
12 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:03:00 PM |
12 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:03:00 PM |
12 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:03:00 PM |
12 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:03:00 PM |
12 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:03:00 PM |
12 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:03:00 PM |
4 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:03:26 PM |
17 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:03:49 PM |
51 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:01 PM |
4 |
1278.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:04:12 PM |
5 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:04:12 PM |
28 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:04:12 PM |
78 |
1279.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:04:22 PM |
23 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:22 PM |
21 |
1278.00 |
TQEX |
49
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:04:22 PM |
72 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:04:22 PM |
11 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:04:26 PM |
35 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:26 PM |
7 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:26 PM |
48 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:26 PM |
42 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:26 PM |
21 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:26 PM |
33 |
1277.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:04:26 PM |
17 |
1277.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:04:27 PM |
17 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:31 PM |
39 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:31 PM |
13 |
1278.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:04:58 PM |
20 |
1278.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:05:19 PM |
41 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:05:19 PM |
15 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:05:19 PM |
7 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:05:19 PM |
7 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:05:19 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:05:19 PM |
29 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:05:19 PM |
43 |
1278.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:05:41 PM |
2 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:05:45 PM |
18 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:05:49 PM |
28 |
1279.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:06:07 PM |
23 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:06:07 PM |
13 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:06:12 PM |
1 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:06:13 PM |
17 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:06:47 PM |
8 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:06:47 PM |
36 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:06:48 PM |
36 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:06:56 PM |
36 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:07:03 PM |
36 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:07:24 PM |
86 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:07:24 PM |
31 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:07:39 PM |
84 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:08:17 PM |
41 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:17 PM |
15 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:17 PM |
45 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:17 PM |
24 |
1281.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:08:17 PM |
36 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:08:17 PM |
37 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:08:17 PM |
33 |
1281.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:08:26 PM |
35 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:26 PM |
27 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:33 PM |
69 |
1281.50 |
XCSE |
50
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:08:33 PM |
6 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:35 PM |
12 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:35 PM |
11 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:37 PM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:45 PM |
18 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:45 PM |
61 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:45 PM |
12 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:08:45 PM |
39 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:08:50 PM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:50 PM |
10 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:08:51 PM |
17 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:19 PM |
82 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:19 PM |
45 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:19 PM |
8 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:19 PM |
25 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:09:19 PM |
27 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:09:19 PM |
20 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:09:19 PM |
64 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:09:22 PM |
2 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:23 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:23 PM |
41 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:23 PM |
39 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:23 PM |
4 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:32 PM |
85 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:09:59 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:59 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:59 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:09:59 PM |
12 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:00 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:00 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:11 PM |
26 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:12 PM |
4 |
1280.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:22 PM |
34 |
1280.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:10:22 PM |
26 |
1280.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:10:22 PM |
21 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:22 PM |
41 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:22 PM |
25 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:22 PM |
34 |
1280.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:10:24 PM |
70 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:24 PM |
8 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:24 PM |
50 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:24 PM |
15 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:24 PM |
24 |
1279.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:10:24 PM |
14 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:24 PM |
2 |
1279.50 |
CEUX |
51
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:10:24 PM |
69 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:25 PM |
1 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:25 PM |
37 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:25 PM |
41 |
1280.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:26 PM |
30 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:27 PM |
50 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:27 PM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:27 PM |
19 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:27 PM |
30 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:28 PM |
4 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:29 PM |
22 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:29 PM |
2 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:29 PM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
28 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
27 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
21 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
2 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
2 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
4 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
7 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
3 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:32 PM |
29 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:33 PM |
46 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:33 PM |
32 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:33 PM |
24 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:10:49 PM |
20 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:10:49 PM |
15 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:22 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:22 PM |
3 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:22 PM |
3 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:22 PM |
3 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:22 PM |
19 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:23 PM |
34 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:26 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:26 PM |
30 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:28 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:29 PM |
8 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:29 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:29 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:29 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:29 PM |
41 |
1282.50 |
XCSE |
52
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:11:35 PM |
85 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:35 PM |
45 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:35 PM |
8 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:35 PM |
4 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:35 PM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:39 PM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:50 PM |
17 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:11:58 PM |
7 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:00 PM |
41 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:06 PM |
36 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:10 PM |
8 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:15 PM |
8 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:17 PM |
27 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:17 PM |
12 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:19 PM |
27 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:19 PM |
27 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:20 PM |
26 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:12:21 PM |
82 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:12:21 PM |
42 |
1281.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:12:23 PM |
35 |
1281.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:12:37 PM |
87 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:13:07 PM |
84 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:13:07 PM |
42 |
1282.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:13:07 PM |
85 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:13:07 PM |
5 |
1282.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:13:27 PM |
25 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:13:39 PM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:13:39 PM |
23 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:13:39 PM |
1 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:13:46 PM |
69 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:13:46 PM |
39 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:13:46 PM |
16 |
1281.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:14:26 PM |
30 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:14:26 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:14:26 PM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:14:26 PM |
41 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:14:26 PM |
39 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:14:26 PM |
8 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:14:36 PM |
2 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:14:39 PM |
9 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:14:39 PM |
11 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:14:40 PM |
17 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:00 PM |
40 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:15:00 PM |
42 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:15:17 PM |
36 |
1281.00 |
XCSE |
53
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:15:17 PM |
10 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:17 PM |
37 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:17 PM |
5 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
26 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
4 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
4 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
10 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
14 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
1 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
14 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
41 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:15:57 PM |
81 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:16:08 PM |
20 |
1281.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:16:11 PM |
27 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:16:19 PM |
55 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:16:19 PM |
83 |
1282.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:16:29 PM |
46 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:16:29 PM |
11 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:16:29 PM |
10 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:16:45 PM |
3 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:16:46 PM |
12 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:16:47 PM |
14 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:16:59 PM |
3 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:01 PM |
8 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:04 PM |
3 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:05 PM |
3 |
1282.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
41 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
14 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
41 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
3 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
3 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
9 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
24 |
1281.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
17 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:17:10 PM |
12 |
1281.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:17:29 PM |
41 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:29 PM |
14 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:29 PM |
27 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:49 PM |
41 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:49 PM |
8 |
1281.50 |
XCSE |
54
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:17:49 PM |
20 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:49 PM |
12 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:49 PM |
5 |
1281.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:59 PM |
87 |
1281.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:17:59 PM |
70 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:17:59 PM |
40 |
1281.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:18:01 PM |
17 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:18:19 PM |
15 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:18:19 PM |
32 |
1280.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:18:19 PM |
7 |
1280.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:18:22 PM |
68 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:18:25 PM |
33 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:18:37 PM |
45 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:18:47 PM |
39 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:18:59 PM |
44 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:18:59 PM |
14 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:19:05 PM |
50 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:19:05 PM |
4 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:19:05 PM |
8 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:19:09 PM |
44 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:19:09 PM |
17 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:19:29 PM |
8 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:19:29 PM |
42 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:19:35 PM |
34 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:19:41 PM |
12 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:19:47 PM |
44 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:19:47 PM |
62 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:19:55 PM |
36 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:19:55 PM |
35 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:20:09 PM |
44 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:09 PM |
8 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:09 PM |
9 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:09 PM |
5 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:09 PM |
5 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:09 PM |
8 |
1280.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:09 PM |
82 |
1279.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:17 PM |
81 |
1279.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:20:34 PM |
44 |
1280.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:20:35 PM |
5 |
1282.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:20:56 PM |
40 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:56 PM |
52 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:56 PM |
7 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:20:56 PM |
66 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:20:56 PM |
20 |
1282.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:20:56 PM |
13 |
1282.50 |
AQEU |
55
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:21:02 PM |
20 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:21:02 PM |
43 |
1282.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:21:26 PM |
12 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:21:26 PM |
8 |
1282.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:21:55 PM |
1 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:21:55 PM |
44 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:21:55 PM |
1 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:21:55 PM |
38 |
1284.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:22:05 PM |
30 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:22:05 PM |
36 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:22:49 PM |
12 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:22:49 PM |
71 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:22:49 PM |
36 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:22:49 PM |
33 |
1285.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:23:16 PM |
84 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:23:16 PM |
24 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:23:16 PM |
29 |
1286.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:23:17 PM |
8 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:23:17 PM |
2 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:23:17 PM |
31 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:23:17 PM |
5 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:23:28 PM |
26 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
87 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
52 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
35 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
3 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
3 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
12 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
6 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
46 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
2 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
5 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
11 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
47 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
40 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:24:04 PM |
24 |
1286.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:24:05 PM |
23 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:24:26 PM |
6 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:25:00 PM |
80 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:25:00 PM |
31 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:25:15 PM |
36 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
17 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
65 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
37 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
52 |
1290.00 |
XCSE |
56
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
3 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
19 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
26 |
1289.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
23 |
1289.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
63 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
21 |
1289.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:25:21 PM |
29 |
1289.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:26:06 PM |
31 |
1292.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:26:06 PM |
20 |
1292.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:26:06 PM |
10 |
1292.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:26:21 PM |
5 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:26:21 PM |
17 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:26:21 PM |
50 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:26:21 PM |
39 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:26:21 PM |
31 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:26:46 PM |
40 |
1294.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:26:55 PM |
36 |
1294.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:27:15 PM |
2 |
1294.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:27:15 PM |
1 |
1294.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:27:15 PM |
35 |
1294.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:27:19 PM |
8 |
1294.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:27:19 PM |
12 |
1294.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:27:19 PM |
4 |
1294.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:27:55 PM |
20 |
1295.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:27:55 PM |
11 |
1295.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:27:55 PM |
25 |
1295.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:27:55 PM |
36 |
1295.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:27:55 PM |
34 |
1295.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:27:57 PM |
10 |
1295.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
88 |
1294.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
45 |
1294.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
52 |
1294.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
14 |
1295.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
47 |
1294.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
1 |
1294.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
38 |
1295.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
12 |
1295.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
10 |
1295.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:00 PM |
85 |
1294.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:28:25 PM |
31 |
1294.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:28:25 PM |
2 |
1293.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:28:28 PM |
3 |
1293.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:28:29 PM |
3 |
1293.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:28:39 PM |
35 |
1293.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:52 PM |
35 |
1294.50 |
XCSE |
57
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:28:52 PM |
11 |
1294.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:52 PM |
37 |
1294.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:52 PM |
39 |
1294.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:28:52 PM |
15 |
1294.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:28:52 PM |
33 |
1294.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:28:52 PM |
1 |
1294.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:28:54 PM |
2 |
1293.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
11 |
1294.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
22 |
1293.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
28 |
1293.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
45 |
1293.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
46 |
1293.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
20 |
1293.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
84 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
74 |
1293.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
35 |
1292.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:28:55 PM |
49 |
1292.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:29:08 PM |
52 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:29:08 PM |
30 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:29:08 PM |
29 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:29:08 PM |
82 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:29:08 PM |
43 |
1291.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:29:16 PM |
34 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:29:16 PM |
2 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:29:22 PM |
44 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:03 PM |
23 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:30:15 PM |
45 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:15 PM |
1 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:15 PM |
1 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:15 PM |
14 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:15 PM |
35 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:15 PM |
5 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:15 PM |
10 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
83 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
47 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
52 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
12 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
29 |
1292.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
82 |
1292.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
8 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
12 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:30:44 PM |
36 |
1292.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:30:45 PM |
18 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:45 PM |
26 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:45 PM |
67 |
1292.00 |
XCSE |
58
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:30:52 PM |
61 |
1292.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:30:52 PM |
10 |
1292.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:30:52 PM |
53 |
1292.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:31:26 PM |
9 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:31:26 PM |
10 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:31:26 PM |
84 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:31:27 PM |
3 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:31:27 PM |
17 |
1291.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:31:28 PM |
8 |
1291.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:31:28 PM |
16 |
1291.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:31:38 PM |
84 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:31:38 PM |
6 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:31:38 PM |
18 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:31:38 PM |
32 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:31:38 PM |
30 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:32:19 PM |
55 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:32:27 PM |
44 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:33:09 PM |
38 |
1289.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:33:09 PM |
36 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:33:26 PM |
26 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:33:36 PM |
24 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:33:36 PM |
52 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:33:36 PM |
3 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:33:36 PM |
3 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:33:36 PM |
14 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:33:36 PM |
26 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:33:36 PM |
36 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:33:36 PM |
36 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:33:49 PM |
10 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:33:52 PM |
17 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:34:14 PM |
13 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:34:14 PM |
45 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:34:14 PM |
18 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:34:14 PM |
8 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:34:14 PM |
17 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:34:14 PM |
39 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:35:27 PM |
7 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:35:34 PM |
40 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:35:34 PM |
7 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:35:34 PM |
28 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:35:34 PM |
2 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:35:35 PM |
40 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:35:35 PM |
36 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:35:45 PM |
9 |
1290.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
30 |
1292.00 |
XCSE |
59
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
3 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
3 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
52 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
14 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
43 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
11 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
1 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:13 PM |
29 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:15 PM |
10 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:15 PM |
52 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:15 PM |
30 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:15 PM |
17 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:25 PM |
94 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:25 PM |
10 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:28 PM |
13 |
1292.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:29 PM |
11 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:29 PM |
17 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:29 PM |
52 |
1292.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
85 |
1291.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
111 |
1291.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
88 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
45 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
52 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
14 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
27 |
1291.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
25 |
1290.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
88 |
1291.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
39 |
1291.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
19 |
1290.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:36:37 PM |
7 |
1290.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:36:41 PM |
8 |
1290.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
50 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
52 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
3 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
3 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
3 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
46 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
10 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
10 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
5 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:44 PM |
80 |
1290.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:36:45 PM |
30 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:45 PM |
14 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:45 PM |
40 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:36:59 PM |
36 |
1290.00 |
XCSE |
60
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:36:59 PM |
38 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:19 PM |
15 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:19 PM |
43 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:19 PM |
9 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:19 PM |
8 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:19 PM |
5 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:19 PM |
9 |
1290.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:26 PM |
24 |
1289.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:37:29 PM |
16 |
1289.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:30 PM |
85 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:45 PM |
7 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:37:45 PM |
2 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:37:46 PM |
34 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:37:58 PM |
25 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:58 PM |
14 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:58 PM |
29 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:37:58 PM |
32 |
1288.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:37:58 PM |
49 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:38:18 PM |
11 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:38:18 PM |
27 |
1289.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:39:13 PM |
29 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:39:13 PM |
40 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:39:13 PM |
26 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:39:13 PM |
45 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:39:13 PM |
44 |
1289.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:39:14 PM |
36 |
1289.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:39:21 PM |
28 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:39:26 PM |
36 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:39:45 PM |
10 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:39:45 PM |
32 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:39:59 PM |
41 |
1288.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:39:59 PM |
6 |
1288.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:40:23 PM |
12 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:23 PM |
18 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:23 PM |
25 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:23 PM |
25 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:40:34 PM |
27 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:34 PM |
23 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:34 PM |
1 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:34 PM |
10 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:34 PM |
1 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:34 PM |
58 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:40:34 PM |
9 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:40:40 PM |
36 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
30 |
1288.50 |
XCSE |
61
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
14 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
52 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
11 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
4 |
1288.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
1 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
45 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
10 |
1288.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
29 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:40:48 PM |
36 |
1288.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:40:50 PM |
1 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:05 PM |
11 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:05 PM |
43 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:05 PM |
26 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:05 PM |
3 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:41:05 PM |
33 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:41:05 PM |
23 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:41:05 PM |
16 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:41:06 PM |
18 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:10 PM |
11 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:10 PM |
79 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:11 PM |
18 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:26 PM |
3 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:26 PM |
67 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:41:26 PM |
24 |
1287.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:41:45 PM |
88 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:41:51 PM |
9 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:42:29 PM |
15 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:42:29 PM |
1 |
1287.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:42:29 PM |
25 |
1287.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:42:29 PM |
76 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:42:29 PM |
13 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:42:35 PM |
9 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:42:35 PM |
27 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:42:55 PM |
35 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:42:55 PM |
13 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:43:05 PM |
43 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:43:05 PM |
14 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:43:05 PM |
2 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:43:05 PM |
30 |
1287.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:43:15 PM |
23 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:43:15 PM |
34 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:43:15 PM |
21 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:43:19 PM |
44 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:43:19 PM |
3 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:43:39 PM |
35 |
1287.00 |
XCSE |
62
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:43:39 PM |
36 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:43:40 PM |
14 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:43:40 PM |
26 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:44:04 PM |
51 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:44:05 PM |
20 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:44:05 PM |
52 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:44:05 PM |
10 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:44:05 PM |
32 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:44:05 PM |
3 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:44:09 PM |
7 |
1287.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:44:11 PM |
1 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:26 PM |
27 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:26 PM |
40 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:26 PM |
2 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:26 PM |
39 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:27 PM |
8 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:27 PM |
16 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:28 PM |
40 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:29 PM |
40 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:29 PM |
24 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:29 PM |
36 |
1288.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:39 PM |
52 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:45:39 PM |
18 |
1287.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:45:39 PM |
29 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:45:39 PM |
34 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:39 PM |
32 |
1287.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:45:42 PM |
6 |
1287.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:45:46 PM |
24 |
1287.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:45:46 PM |
24 |
1287.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:46:05 PM |
13 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:46:05 PM |
44 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:46:05 PM |
10 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:46:13 PM |
31 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:46:14 PM |
3 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:14 PM |
3 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:14 PM |
21 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:25 PM |
10 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:25 PM |
25 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:43 PM |
30 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:43 PM |
37 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:43 PM |
61 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:43 PM |
13 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:46:43 PM |
43 |
1286.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:46:43 PM |
40 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:46:43 PM |
19 |
1286.00 |
AQEU |
63
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:46:43 PM |
7 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:46:45 PM |
23 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:46:55 PM |
39 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:46:55 PM |
7 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:05 PM |
15 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:15 PM |
43 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:15 PM |
1 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:25 PM |
28 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:47:25 PM |
14 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:47:25 PM |
25 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:26 PM |
2 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:47:29 PM |
61 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:47:38 PM |
20 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:38 PM |
3 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:38 PM |
10 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:59 PM |
27 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:47:59 PM |
4 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:47:59 PM |
40 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:47:59 PM |
25 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:48:01 PM |
40 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:48:08 PM |
15 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:48:08 PM |
15 |
1285.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:48:08 PM |
7 |
1285.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:48:24 PM |
9 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:48:24 PM |
32 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:48:24 PM |
41 |
1285.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:48:25 PM |
24 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:48:29 PM |
12 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:48:29 PM |
48 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:48:29 PM |
36 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:48:35 PM |
9 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:48:35 PM |
6 |
1285.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:02 PM |
34 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:49:02 PM |
13 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:21 PM |
52 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:49:21 PM |
10 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:21 PM |
33 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:21 PM |
11 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:21 PM |
40 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:21 PM |
9 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
26 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
16 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
10 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
5 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
24 |
1286.00 |
XCSE |
64
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
35 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
2 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
38 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:46 PM |
14 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:49:47 PM |
14 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:49:56 PM |
38 |
1286.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:50:03 PM |
20 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:50:03 PM |
32 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:50:03 PM |
15 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:50:03 PM |
38 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:03 PM |
40 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:08 PM |
47 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:25 PM |
13 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:25 PM |
50 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:35 PM |
48 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:45 PM |
11 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:45 PM |
3 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:45 PM |
10 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:45 PM |
15 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:48 PM |
35 |
1287.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:50:55 PM |
15 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:50:55 PM |
13 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:05 PM |
4 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:05 PM |
47 |
1287.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:10 PM |
1 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:10 PM |
19 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:51:10 PM |
14 |
1286.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:51:11 PM |
25 |
1286.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:15 PM |
24 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:15 PM |
14 |
1286.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:51:15 PM |
15 |
1286.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:51:25 PM |
3 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:26 PM |
10 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:26 PM |
28 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:26 PM |
10 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:26 PM |
15 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:51:26 PM |
9 |
1286.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:51:26 PM |
32 |
1286.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:31 PM |
33 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:31 PM |
52 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:31 PM |
14 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:31 PM |
29 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:31 PM |
32 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:31 PM |
14 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:51:32 PM |
38 |
1286.00 |
XCSE |
65
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:51:32 PM |
17 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:32 PM |
29 |
1286.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:41 PM |
15 |
1286.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:51:45 PM |
5 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:45 PM |
39 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:45 PM |
25 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:55 PM |
15 |
1286.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:51:55 PM |
42 |
1286.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:56 PM |
52 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:56 PM |
30 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:56 PM |
14 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:56 PM |
4 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:51:56 PM |
35 |
1285.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:51:56 PM |
28 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:51:56 PM |
25 |
1285.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:51:56 PM |
11 |
1285.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:52:05 PM |
24 |
1284.50 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:52:05 PM |
20 |
1284.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:52:05 PM |
1 |
1284.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:52:05 PM |
6 |
1284.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:52:06 PM |
35 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:52:06 PM |
24 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:52:06 PM |
11 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:52:08 PM |
17 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:52:08 PM |
10 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:52:15 PM |
10 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:52:19 PM |
41 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:52:20 PM |
6 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:52:25 PM |
3 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:52:25 PM |
26 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:00 PM |
52 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:00 PM |
15 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:00 PM |
3 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:00 PM |
3 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:00 PM |
10 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:00 PM |
12 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:05 PM |
27 |
1285.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:53:05 PM |
71 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
52 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
38 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
21 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
37 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
42 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
24 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
18 |
1285.00 |
CEUX |
66
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
15 |
1285.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:53:27 PM |
2 |
1285.00 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:53:28 PM |
5 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:32 PM |
10 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:34 PM |
13 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:34 PM |
12 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:40 PM |
25 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:40 PM |
38 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:40 PM |
36 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:40 PM |
7 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:40 PM |
46 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:40 PM |
14 |
1284.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:40 PM |
24 |
1284.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:53:44 PM |
9 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:44 PM |
23 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:44 PM |
38 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:44 PM |
41 |
1285.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:44 PM |
2 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:44 PM |
36 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:44 PM |
26 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:45 PM |
7 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:45 PM |
32 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:47 PM |
32 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:53:48 PM |
12 |
1284.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:53:49 PM |
42 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:52 PM |
41 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:52 PM |
23 |
1284.50 |
AQEU |
GENMAB A/S |
03-Apr-2025 |
16:53:56 PM |
26 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:56 PM |
10 |
1285.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:53:59 PM |
39 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:08 PM |
17 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:54:08 PM |
10 |
1285.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:54:18 PM |
27 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:19 PM |
22 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:19 PM |
30 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:20 PM |
27 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:20 PM |
15 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:23 PM |
8 |
1284.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:37 PM |
8 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:37 PM |
17 |
1284.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:54:37 PM |
2 |
1284.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:54:37 PM |
5 |
1284.00 |
TQEX |
GENMAB A/S |
03-Apr-2025 |
16:54:38 PM |
38 |
1283.50 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:38 PM |
10 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:40 PM |
43 |
1283.50 |
XCSE |
67
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
03-Apr-2025 |
16:54:40 PM |
41 |
1283.50 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:54:44 PM |
14 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:44 PM |
6 |
1284.00 |
CEUX |
GENMAB A/S |
03-Apr-2025 |
16:54:45 PM |
2 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:45 PM |
1 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:48 PM |
3 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:48 PM |
1 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:49 PM |
6 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:49 PM |
3 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:49 PM |
1 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:49 PM |
1 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:50 PM |
5 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:50 PM |
1 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:53 PM |
8 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:53 PM |
1 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:53 PM |
2 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:56 PM |
13 |
1284.00 |
XCSE |
GENMAB A/S |
03-Apr-2025 |
16:54:56 PM |
2 |
1284.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:46:20 AM |
22 |
1288.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:46:20 AM |
58 |
1288.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:46:20 AM |
80 |
1288.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
09:46:28 AM |
25 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:46:28 AM |
52 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:46:28 AM |
80 |
1288.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
09:46:28 AM |
76 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:46:28 AM |
70 |
1287.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
09:46:47 AM |
25 |
1289.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:46:47 AM |
23 |
1289.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
09:46:47 AM |
24 |
1289.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
09:46:48 AM |
24 |
1289.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:46:48 AM |
5 |
1289.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:47:17 AM |
8 |
1291.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:47:32 AM |
59 |
1291.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:47:32 AM |
42 |
1291.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
09:47:32 AM |
30 |
1291.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:47:32 AM |
27 |
1291.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
09:47:38 AM |
38 |
1290.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:47:38 AM |
39 |
1289.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:47:38 AM |
35 |
1290.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
09:47:38 AM |
45 |
1289.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
09:47:38 AM |
26 |
1290.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:47:38 AM |
43 |
1289.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:49:24 AM |
37 |
1293.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:49:24 AM |
22 |
1293.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:49:24 AM |
26 |
1293.00 |
XCSE |
68
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
09:49:24 AM |
43 |
1293.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:49:24 AM |
24 |
1293.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:49:25 AM |
84 |
1292.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:49:25 AM |
64 |
1292.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:49:33 AM |
86 |
1292.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:52:11 AM |
60 |
1292.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:52:12 AM |
86 |
1292.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:53:09 AM |
90 |
1291.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:53:09 AM |
60 |
1291.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:53:37 AM |
88 |
1290.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:53:37 AM |
33 |
1289.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:55:06 AM |
46 |
1289.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:55:06 AM |
74 |
1289.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:55:22 AM |
49 |
1288.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:56:35 AM |
68 |
1288.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:56:42 AM |
41 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:56:42 AM |
37 |
1287.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
09:57:57 AM |
79 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:57:57 AM |
17 |
1286.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:58:38 AM |
79 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:59:26 AM |
13 |
1286.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
09:59:26 AM |
12 |
1286.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:01:19 AM |
87 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:01:19 AM |
76 |
1287.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:01:19 AM |
27 |
1287.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
10:02:11 AM |
83 |
1288.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:02:18 AM |
85 |
1288.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:02:18 AM |
87 |
1288.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:02:30 AM |
75 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:03:36 AM |
46 |
1289.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:03:36 AM |
37 |
1289.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:03:36 AM |
16 |
1289.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:03:36 AM |
8 |
1289.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:03:36 AM |
6 |
1289.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:04:05 AM |
84 |
1288.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:04:05 AM |
8 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:04:05 AM |
82 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:04:27 AM |
14 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:04:27 AM |
71 |
1287.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:05:33 AM |
85 |
1287.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:05:49 AM |
29 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:05:49 AM |
56 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:06:14 AM |
86 |
1286.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:06:14 AM |
10 |
1286.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:06:14 AM |
47 |
1286.00 |
CEUX |
69
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
10:06:32 AM |
45 |
1286.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:06:32 AM |
34 |
1286.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:06:49 AM |
15 |
1285.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:06:49 AM |
72 |
1285.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:07:07 AM |
89 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:07:51 AM |
85 |
1283.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:07:51 AM |
27 |
1284.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:07:51 AM |
20 |
1283.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:07:51 AM |
23 |
1283.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:09:12 AM |
33 |
1286.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:09:27 AM |
88 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:09:27 AM |
46 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:09:27 AM |
37 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:09:27 AM |
20 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:09:27 AM |
72 |
1287.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:09:27 AM |
16 |
1287.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:09:36 AM |
26 |
1288.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:09:57 AM |
89 |
1288.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:09:57 AM |
26 |
1288.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:09:57 AM |
23 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:10:07 AM |
86 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:10:07 AM |
86 |
1286.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:10:07 AM |
34 |
1286.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:10:07 AM |
61 |
1287.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:10:07 AM |
85 |
1286.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:10:50 AM |
25 |
1285.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:11:10 AM |
85 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:11:10 AM |
9 |
1284.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:11:10 AM |
26 |
1284.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:11:21 AM |
85 |
1283.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:11:54 AM |
15 |
1283.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:13:20 AM |
84 |
1285.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:13:20 AM |
32 |
1285.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:13:23 AM |
32 |
1284.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:13:27 AM |
88 |
1284.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:13:27 AM |
19 |
1284.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:13:27 AM |
15 |
1284.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:13:40 AM |
15 |
1284.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:15:54 AM |
50 |
1284.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:15:54 AM |
37 |
1284.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:15:54 AM |
24 |
1284.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:15:54 AM |
11 |
1284.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:16:00 AM |
33 |
1285.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:16:08 AM |
90 |
1284.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:16:08 AM |
48 |
1284.00 |
CEUX |
70
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
10:16:27 AM |
90 |
1284.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:17:07 AM |
31 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:17:07 AM |
56 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:17:07 AM |
44 |
1284.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:17:25 AM |
10 |
1285.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:19:50 AM |
11 |
1292.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:20:28 AM |
21 |
1294.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:20:28 AM |
26 |
1294.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:20:28 AM |
82 |
1293.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:21:29 AM |
86 |
1294.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:21:34 AM |
63 |
1293.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:21:36 AM |
90 |
1293.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:21:36 AM |
17 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:21:36 AM |
24 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:21:36 AM |
2 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:21:36 AM |
37 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:21:36 AM |
32 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:21:36 AM |
1 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:22:00 AM |
12 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:22:00 AM |
15 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:22:00 AM |
24 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:22:00 AM |
37 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:22:00 AM |
16 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:22:00 AM |
9 |
1293.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:22:34 AM |
2 |
1295.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:22:34 AM |
23 |
1295.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:22:45 AM |
86 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:25:08 AM |
30 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:25:08 AM |
16 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:25:08 AM |
37 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:25:08 AM |
4 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:25:09 AM |
40 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:26:49 AM |
24 |
1296.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:27:37 AM |
25 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:27:37 AM |
12 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:27:37 AM |
53 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:27:37 AM |
46 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:27:37 AM |
40 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:27:37 AM |
15 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:14 AM |
14 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:14 AM |
16 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:17 AM |
14 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:17 AM |
16 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:17 AM |
15 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:17 AM |
7 |
1298.50 |
XCSE |
71
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
10:29:58 AM |
6 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:58 AM |
26 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:58 AM |
56 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:29:58 AM |
24 |
1297.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:30:15 AM |
86 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:30:21 AM |
31 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:30:21 AM |
29 |
1297.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:30:21 AM |
12 |
1297.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:31:13 AM |
10 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:31:18 AM |
36 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:31:41 AM |
42 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:32:21 AM |
33 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:32:27 AM |
35 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:32:27 AM |
54 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:32:28 AM |
34 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:32:28 AM |
53 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:33:53 AM |
75 |
1299.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:33:53 AM |
13 |
1299.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:33:54 AM |
10 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:33:54 AM |
78 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:33:54 AM |
37 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:33:54 AM |
30 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:33:54 AM |
23 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:33:54 AM |
26 |
1298.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:34:00 AM |
86 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:34:01 AM |
18 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:34:02 AM |
67 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:34:10 AM |
27 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:34:10 AM |
62 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:34:28 AM |
44 |
1297.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:34:28 AM |
18 |
1297.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:35:49 AM |
20 |
1296.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:35:49 AM |
25 |
1296.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:37:49 AM |
39 |
1296.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:37:49 AM |
90 |
1295.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:40:28 AM |
2 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:40:28 AM |
78 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:40:28 AM |
4 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:40:28 AM |
89 |
1294.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:40:42 AM |
10 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:40:47 AM |
26 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:40:47 AM |
48 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:41:26 AM |
89 |
1294.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:41:44 AM |
10 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:41:44 AM |
13 |
1294.50 |
XCSE |
72
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
10:42:03 AM |
89 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:42:03 AM |
70 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:42:03 AM |
2 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:42:03 AM |
3 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:42:03 AM |
61 |
1294.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:42:50 AM |
84 |
1294.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:42:50 AM |
52 |
1293.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:42:50 AM |
55 |
1293.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:45:07 AM |
84 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:45:07 AM |
51 |
1299.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:45:07 AM |
9 |
1299.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:46:44 AM |
83 |
1301.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:46:44 AM |
41 |
1301.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:46:44 AM |
3 |
1301.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:46:44 AM |
56 |
1301.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:46:53 AM |
87 |
1301.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:47:40 AM |
35 |
1303.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:47:40 AM |
44 |
1303.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:47:40 AM |
7 |
1303.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:48:59 AM |
62 |
1304.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:48:59 AM |
27 |
1304.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:49:06 AM |
7 |
1303.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:49:06 AM |
25 |
1303.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:50:03 AM |
86 |
1303.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:50:30 AM |
90 |
1305.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:50:30 AM |
60 |
1305.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:51:09 AM |
86 |
1304.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:51:09 AM |
55 |
1304.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:51:24 AM |
73 |
1303.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:51:24 AM |
14 |
1303.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:51:24 AM |
13 |
1303.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:51:24 AM |
38 |
1303.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:51:24 AM |
1 |
1303.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:51:58 AM |
82 |
1302.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:52:45 AM |
31 |
1302.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:53:01 AM |
1 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:53:01 AM |
28 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:53:01 AM |
10 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:53:47 AM |
36 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:54:48 AM |
46 |
1303.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:54:48 AM |
30 |
1303.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:55:42 AM |
45 |
1303.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:55:42 AM |
23 |
1303.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:56:09 AM |
7 |
1303.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:56:09 AM |
17 |
1303.00 |
CEUX |
73
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
10:56:14 AM |
42 |
1302.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:56:14 AM |
23 |
1302.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:57:09 AM |
47 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:57:09 AM |
33 |
1302.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:58:39 AM |
23 |
1301.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
10:58:39 AM |
34 |
1300.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
10:58:39 AM |
26 |
1300.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:59:02 AM |
5 |
1300.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:59:02 AM |
23 |
1300.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
10:59:03 AM |
72 |
1300.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:00:34 AM |
11 |
1300.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:01:48 AM |
19 |
1300.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:01:54 AM |
44 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:01:54 AM |
26 |
1299.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:01:54 AM |
32 |
1299.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:02:01 AM |
1 |
1300.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:02:02 AM |
24 |
1300.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:03:15 AM |
23 |
1301.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:04:13 AM |
37 |
1301.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:04:27 AM |
7 |
1300.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:05:19 AM |
78 |
1300.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:05:19 AM |
33 |
1300.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:05:55 AM |
28 |
1300.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:05:59 AM |
90 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:05:59 AM |
27 |
1299.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:06:00 AM |
34 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:06:00 AM |
25 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:06:02 AM |
30 |
1298.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:06:44 AM |
90 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:07:04 AM |
34 |
1297.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:07:45 AM |
27 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:07:45 AM |
59 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:08:28 AM |
21 |
1298.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:08:28 AM |
2 |
1298.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:08:28 AM |
49 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:09:04 AM |
20 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:09:09 AM |
17 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:09:10 AM |
1 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:09:10 AM |
84 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:09:27 AM |
38 |
1297.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:09:35 AM |
37 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:09:35 AM |
17 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:09:35 AM |
29 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:09:35 AM |
45 |
1296.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:09:35 AM |
68 |
1295.00 |
XCSE |
74
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
11:09:35 AM |
36 |
1296.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:11:06 AM |
23 |
1296.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:12:22 AM |
20 |
1294.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:12:22 AM |
6 |
1294.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:12:43 AM |
2 |
1295.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:13:05 AM |
21 |
1295.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:13:07 AM |
10 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:13:07 AM |
21 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:13:07 AM |
11 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:13:10 AM |
24 |
1294.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:14:37 AM |
17 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:16:08 AM |
9 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:16:08 AM |
13 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:16:08 AM |
67 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:16:36 AM |
24 |
1299.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:16:36 AM |
22 |
1299.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:16:36 AM |
35 |
1299.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:17:15 AM |
26 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:17:15 AM |
4 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:17:15 AM |
55 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:17:16 AM |
24 |
1298.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:19:43 AM |
86 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:19:43 AM |
37 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:19:43 AM |
17 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:19:43 AM |
23 |
1302.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:19:43 AM |
56 |
1302.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:19:43 AM |
18 |
1301.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:19:44 AM |
74 |
1301.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:19:44 AM |
12 |
1301.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:19:44 AM |
52 |
1301.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:19:45 AM |
83 |
1300.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:19:45 AM |
50 |
1300.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:19:45 AM |
21 |
1300.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:20:04 AM |
41 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:20:38 AM |
48 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:20:38 AM |
35 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:20:38 AM |
4 |
1298.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:20:39 AM |
24 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:25:13 AM |
6 |
1300.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:25:13 AM |
15 |
1300.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:25:14 AM |
14 |
1301.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:25:23 AM |
24 |
1302.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:25:30 AM |
26 |
1302.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:25:43 AM |
9 |
1301.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:25:43 AM |
65 |
1301.50 |
XCSE |
75
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
11:25:49 AM |
88 |
1302.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:25:49 AM |
42 |
1302.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:25:49 AM |
17 |
1302.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:26:25 AM |
18 |
1301.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:26:25 AM |
50 |
1301.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:26:25 AM |
22 |
1301.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:26:26 AM |
27 |
1301.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:26:26 AM |
3 |
1301.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:26:26 AM |
38 |
1301.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:26:27 AM |
29 |
1301.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:26:35 AM |
18 |
1300.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:26:35 AM |
48 |
1300.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:27:04 AM |
86 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:27:04 AM |
33 |
1300.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:27:04 AM |
25 |
1300.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:27:04 AM |
32 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:27:08 AM |
20 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:27:08 AM |
3 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:27:21 AM |
30 |
1298.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:27:59 AM |
30 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:27:59 AM |
50 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:29:21 AM |
64 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:29:21 AM |
23 |
1299.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:29:24 AM |
16 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:31:18 AM |
10 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:31:33 AM |
47 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:31:33 AM |
25 |
1297.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:31:33 AM |
23 |
1297.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:31:37 AM |
55 |
1296.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:33:18 AM |
16 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:35:57 AM |
20 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:36:09 AM |
10 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:36:09 AM |
5 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:36:10 AM |
14 |
1300.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:36:11 AM |
36 |
1300.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:36:11 AM |
34 |
1300.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:36:23 AM |
63 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:36:23 AM |
26 |
1299.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:36:23 AM |
89 |
1299.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:36:32 AM |
25 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:37:26 AM |
59 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:39:20 AM |
16 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:20 AM |
19 |
1298.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:39:28 AM |
1 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:36 AM |
3 |
1298.50 |
XCSE |
76
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
11:39:36 AM |
23 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:41 AM |
16 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:41 AM |
7 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:42 AM |
16 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:42 AM |
7 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:50 AM |
15 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:50 AM |
16 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:39:50 AM |
5 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:40:03 AM |
73 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:40:03 AM |
5 |
1298.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:40:03 AM |
5 |
1297.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:40:17 AM |
50 |
1297.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:40:17 AM |
3 |
1297.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:41:14 AM |
20 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:41:14 AM |
1 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:41:59 AM |
68 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:42:00 AM |
84 |
1296.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:42:11 AM |
20 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:42:11 AM |
14 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:42:11 AM |
48 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:42:11 AM |
3 |
1297.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:44:10 AM |
54 |
1296.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:44:57 AM |
34 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:44:57 AM |
2 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:44:57 AM |
8 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:44:57 AM |
41 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:44:57 AM |
3 |
1295.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:44:57 AM |
28 |
1295.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:44:57 AM |
21 |
1295.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:45:03 AM |
16 |
1295.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:45:03 AM |
3 |
1295.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:46:40 AM |
73 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:49:00 AM |
8 |
1295.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:49:20 AM |
16 |
1294.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:49:59 AM |
36 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:49:59 AM |
9 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:49:59 AM |
1 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:49:59 AM |
17 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:49:59 AM |
5 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:49:59 AM |
32 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:49:59 AM |
13 |
1295.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:50:25 AM |
86 |
1295.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:50:59 AM |
12 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:50:59 AM |
3 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:50:59 AM |
10 |
1298.50 |
XCSE |
77
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
11:50:59 AM |
8 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:50:59 AM |
37 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:50:59 AM |
32 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:50:59 AM |
9 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:51:59 AM |
15 |
1299.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:51:59 AM |
23 |
1299.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:51:59 AM |
36 |
1299.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:51:59 AM |
25 |
1299.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:51:59 AM |
1 |
1299.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:52:25 AM |
19 |
1299.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:52:25 AM |
27 |
1299.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:52:47 AM |
84 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:52:52 AM |
24 |
1298.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
11:52:52 AM |
88 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:52:58 AM |
82 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:52:58 AM |
5 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:55:01 AM |
88 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:55:01 AM |
31 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:55:43 AM |
10 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:55:43 AM |
32 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:56:41 AM |
5 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:56:41 AM |
15 |
1298.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:56:56 AM |
35 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:56:56 AM |
9 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:57:01 AM |
50 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:57:40 AM |
19 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:57:40 AM |
14 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:58:29 AM |
1 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:58:29 AM |
1 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:58:29 AM |
12 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:58:29 AM |
14 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:58:29 AM |
23 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:58:29 AM |
4 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:59:20 AM |
24 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:59:20 AM |
3 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:59:20 AM |
20 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:59:20 AM |
37 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:59:20 AM |
15 |
1299.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:59:29 AM |
89 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
11:59:29 AM |
28 |
1298.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
11:59:29 AM |
24 |
1298.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
11:59:44 AM |
1 |
1298.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:00:50 PM |
19 |
1299.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:01:08 PM |
6 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:01:08 PM |
25 |
1299.00 |
XCSE |
78
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
12:01:08 PM |
5 |
1299.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:01:09 PM |
58 |
1299.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:02:51 PM |
6 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:03:32 PM |
15 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:03:32 PM |
13 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:03:32 PM |
19 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:03:32 PM |
15 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:03:32 PM |
32 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:03:51 PM |
83 |
1298.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:04:08 PM |
24 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:04:08 PM |
1 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
84 |
1297.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
2 |
1296.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
10 |
1296.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
1 |
1296.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
34 |
1297.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
44 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
12 |
1298.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
2 |
1297.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:05:02 PM |
85 |
1297.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:05:03 PM |
67 |
1296.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:05:03 PM |
9 |
1296.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:05:51 PM |
84 |
1296.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:05:51 PM |
43 |
1296.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:05:51 PM |
44 |
1296.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:06:01 PM |
83 |
1295.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:06:22 PM |
86 |
1295.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:06:29 PM |
9 |
1294.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:06:29 PM |
74 |
1294.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:06:29 PM |
4 |
1294.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:06:29 PM |
79 |
1294.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:06:56 PM |
72 |
1292.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:06:56 PM |
38 |
1292.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:07:22 PM |
24 |
1293.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:07:27 PM |
18 |
1292.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:07:29 PM |
34 |
1292.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:07:29 PM |
13 |
1292.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:08:26 PM |
17 |
1292.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:08:38 PM |
6 |
1292.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:08:51 PM |
11 |
1292.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:08:51 PM |
15 |
1292.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:09:03 PM |
24 |
1292.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:09:39 PM |
14 |
1292.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:09:39 PM |
10 |
1292.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:10:11 PM |
5 |
1292.50 |
XCSE |
79
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
12:10:11 PM |
43 |
1292.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:10:41 PM |
6 |
1292.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:10:58 PM |
67 |
1292.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:11:03 PM |
48 |
1291.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:11:03 PM |
24 |
1291.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:11:03 PM |
26 |
1291.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:11:57 PM |
53 |
1291.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:11:57 PM |
15 |
1292.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:11:57 PM |
11 |
1292.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:14:17 PM |
40 |
1292.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:15:15 PM |
51 |
1291.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:15:32 PM |
2 |
1290.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:15:32 PM |
37 |
1290.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:15:32 PM |
23 |
1290.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:16:19 PM |
23 |
1289.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:16:19 PM |
23 |
1289.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:16:30 PM |
70 |
1288.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:17:29 PM |
23 |
1288.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:17:32 PM |
71 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:17:46 PM |
9 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:17:46 PM |
70 |
1287.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:18:03 PM |
49 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:18:09 PM |
1 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:18:09 PM |
1 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:18:09 PM |
74 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:18:09 PM |
47 |
1287.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:18:22 PM |
24 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:18:50 PM |
26 |
1288.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:19:03 PM |
39 |
1288.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:19:20 PM |
60 |
1288.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:19:41 PM |
14 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:19:41 PM |
9 |
1288.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:19:43 PM |
27 |
1287.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:19:43 PM |
62 |
1286.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:19:43 PM |
8 |
1287.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:19:43 PM |
12 |
1287.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:19:43 PM |
3 |
1287.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:20:04 PM |
10 |
1286.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:20:09 PM |
5 |
1286.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:20:09 PM |
10 |
1286.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:20:14 PM |
25 |
1285.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:20:25 PM |
25 |
1284.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:20:25 PM |
23 |
1284.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:20:49 PM |
24 |
1283.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:20:59 PM |
25 |
1282.00 |
TQEX |
80
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
12:20:59 PM |
30 |
1282.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:21:07 PM |
15 |
1279.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:21:13 PM |
5 |
1280.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:21:25 PM |
3 |
1280.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:21:25 PM |
16 |
1280.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:21:42 PM |
23 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:21:42 PM |
24 |
1279.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:22:00 PM |
24 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:22:22 PM |
23 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:22:54 PM |
27 |
1277.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:22:54 PM |
30 |
1277.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:22:54 PM |
24 |
1277.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:23:49 PM |
30 |
1276.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:23:54 PM |
23 |
1276.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:24:31 PM |
25 |
1277.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:24:31 PM |
15 |
1277.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:24:39 PM |
2 |
1277.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:24:39 PM |
6 |
1277.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:24:39 PM |
29 |
1277.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:25:33 PM |
29 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:25:33 PM |
24 |
1279.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:26:26 PM |
6 |
1281.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:26:26 PM |
18 |
1281.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:26:26 PM |
26 |
1281.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:26:26 PM |
26 |
1281.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:26:47 PM |
29 |
1280.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:27:44 PM |
36 |
1282.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:28:31 PM |
30 |
1283.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:28:31 PM |
14 |
1283.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:28:31 PM |
13 |
1283.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:29:08 PM |
23 |
1283.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:29:16 PM |
30 |
1282.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:29:31 PM |
32 |
1281.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:29:31 PM |
27 |
1282.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:29:37 PM |
28 |
1280.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:29:56 PM |
25 |
1281.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:30:25 PM |
26 |
1281.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:30:25 PM |
23 |
1281.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:33:10 PM |
31 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:33:10 PM |
32 |
1284.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:33:10 PM |
26 |
1284.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:33:33 PM |
19 |
1284.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:33:33 PM |
6 |
1284.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:33:34 PM |
17 |
1283.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:33:34 PM |
14 |
1283.50 |
XCSE |
81
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
12:33:34 PM |
34 |
1283.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:33:34 PM |
24 |
1283.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:34:29 PM |
24 |
1282.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:35:47 PM |
24 |
1282.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:35:51 PM |
18 |
1281.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:35:51 PM |
25 |
1281.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:36:35 PM |
57 |
1280.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:36:35 PM |
24 |
1280.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:37:08 PM |
40 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:37:40 PM |
12 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:37:55 PM |
40 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:37:55 PM |
27 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:38:25 PM |
35 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:40:14 PM |
58 |
1283.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:40:14 PM |
24 |
1283.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:40:41 PM |
2 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:41:16 PM |
23 |
1286.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:41:16 PM |
61 |
1286.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:41:21 PM |
15 |
1285.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:41:21 PM |
47 |
1285.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:41:45 PM |
40 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:41:59 PM |
28 |
1285.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:41:59 PM |
21 |
1285.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:42:05 PM |
10 |
1285.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:42:42 PM |
14 |
1285.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:42:42 PM |
13 |
1285.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:43:27 PM |
1 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:43:27 PM |
10 |
1284.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:44:50 PM |
43 |
1283.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:44:50 PM |
1 |
1284.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:44:50 PM |
1 |
1284.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:44:50 PM |
60 |
1284.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:45:07 PM |
26 |
1283.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:45:10 PM |
13 |
1283.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:45:10 PM |
20 |
1283.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:45:27 PM |
16 |
1282.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:45:27 PM |
27 |
1282.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:45:52 PM |
23 |
1282.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:47:04 PM |
1 |
1282.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:47:35 PM |
21 |
1281.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:47:35 PM |
23 |
1282.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:47:41 PM |
39 |
1281.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:48:00 PM |
72 |
1280.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:48:12 PM |
11 |
1280.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:48:12 PM |
18 |
1280.50 |
CEUX |
82
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
12:49:46 PM |
39 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:49:46 PM |
21 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:49:46 PM |
29 |
1279.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:51:36 PM |
89 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:51:51 PM |
6 |
1279.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:51:51 PM |
37 |
1279.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:52:10 PM |
16 |
1278.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:52:31 PM |
71 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:52:57 PM |
55 |
1278.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:52:58 PM |
23 |
1278.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:53:22 PM |
63 |
1277.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:53:22 PM |
31 |
1277.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:55:07 PM |
38 |
1278.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:55:07 PM |
26 |
1278.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
12:55:07 PM |
24 |
1278.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:55:21 PM |
28 |
1277.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:55:21 PM |
24 |
1277.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:55:21 PM |
13 |
1278.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:55:21 PM |
15 |
1278.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:55:31 PM |
23 |
1276.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:55:38 PM |
25 |
1277.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:56:55 PM |
34 |
1279.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
12:57:15 PM |
32 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:57:15 PM |
30 |
1279.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:57:46 PM |
38 |
1278.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:57:46 PM |
23 |
1278.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
12:58:33 PM |
7 |
1278.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:58:43 PM |
45 |
1278.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
12:58:43 PM |
23 |
1278.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:00:28 PM |
16 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:00:28 PM |
25 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:00:37 PM |
16 |
1279.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:01:08 PM |
24 |
1279.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:01:09 PM |
30 |
1279.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:01:14 PM |
49 |
1278.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:01:15 PM |
21 |
1278.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:01:15 PM |
4 |
1278.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:01:42 PM |
36 |
1277.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:01:42 PM |
23 |
1277.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:01:45 PM |
40 |
1276.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:04:05 PM |
8 |
1277.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:04:05 PM |
45 |
1277.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:04:05 PM |
26 |
1277.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:04:05 PM |
23 |
1277.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
13:04:54 PM |
5 |
1277.00 |
XCSE |
83
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
13:06:05 PM |
21 |
1278.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:06:05 PM |
31 |
1278.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:06:06 PM |
26 |
1277.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:06:07 PM |
45 |
1277.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:06:07 PM |
23 |
1277.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:06:07 PM |
23 |
1276.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:06:19 PM |
2 |
1276.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:06:19 PM |
16 |
1276.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:06:19 PM |
23 |
1276.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:06:32 PM |
23 |
1275.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:06:40 PM |
5 |
1274.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:06:43 PM |
3 |
1274.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:06:43 PM |
34 |
1274.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:08:40 PM |
25 |
1274.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:08:41 PM |
34 |
1274.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:08:41 PM |
8 |
1274.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:08:41 PM |
7 |
1273.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:08:49 PM |
25 |
1273.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:09:06 PM |
30 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:09:37 PM |
12 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:09:45 PM |
9 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:09:56 PM |
5 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:09:57 PM |
5 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:09:57 PM |
25 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:10:40 PM |
9 |
1270.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:10:40 PM |
14 |
1270.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:12:08 PM |
30 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:13:03 PM |
1 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:13:03 PM |
1 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:14:05 PM |
43 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:14:25 PM |
21 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:14:53 PM |
5 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:15:14 PM |
58 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:15:14 PM |
23 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:15:14 PM |
1 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:15:14 PM |
20 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:15:14 PM |
19 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:15:14 PM |
31 |
1269.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:15:14 PM |
23 |
1269.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
13:15:59 PM |
11 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:16:11 PM |
32 |
1271.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:16:47 PM |
3 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:16:47 PM |
44 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:17:10 PM |
7 |
1271.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:17:10 PM |
18 |
1271.50 |
TQEX |
84
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
13:19:06 PM |
29 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:19:14 PM |
29 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:20:30 PM |
28 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:20:38 PM |
24 |
1269.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:20:41 PM |
18 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:21:03 PM |
8 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:21:03 PM |
15 |
1269.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
13:21:03 PM |
11 |
1269.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
13:21:40 PM |
24 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:21:44 PM |
63 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:21:46 PM |
24 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:21:51 PM |
21 |
1266.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
13:22:03 PM |
2 |
1266.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
13:22:46 PM |
67 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:22:46 PM |
26 |
1269.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:23:37 PM |
1 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:23:37 PM |
15 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:23:37 PM |
31 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:23:46 PM |
23 |
1269.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:24:29 PM |
2 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:24:29 PM |
3 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:24:29 PM |
19 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:24:35 PM |
55 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:24:35 PM |
28 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:24:58 PM |
25 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:25:08 PM |
2 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:25:08 PM |
48 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:26:31 PM |
23 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:27:50 PM |
23 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:28:15 PM |
24 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:28:25 PM |
26 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:28:30 PM |
20 |
1264.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:28:45 PM |
29 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:30:13 PM |
24 |
1263.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:30:13 PM |
26 |
1263.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:30:48 PM |
11 |
1261.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:30:48 PM |
27 |
1261.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
13:31:15 PM |
74 |
1262.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:32:01 PM |
30 |
1261.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:32:01 PM |
1 |
1261.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:32:54 PM |
29 |
1261.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:33:12 PM |
9 |
1261.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:34:20 PM |
7 |
1263.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:36:10 PM |
87 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:36:10 PM |
36 |
1266.50 |
CEUX |
85
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
13:37:28 PM |
85 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:37:29 PM |
24 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:38:19 PM |
33 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:39:06 PM |
46 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:39:28 PM |
9 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:40:02 PM |
13 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:40:02 PM |
68 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:41:09 PM |
3 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:41:09 PM |
25 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:41:09 PM |
38 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:42:42 PM |
22 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:42:42 PM |
27 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:42:42 PM |
36 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:42:42 PM |
23 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:42:42 PM |
24 |
1267.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
13:43:10 PM |
28 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:44:00 PM |
21 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:44:00 PM |
8 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:44:00 PM |
25 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:44:32 PM |
36 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:44:32 PM |
3 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:44:33 PM |
30 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:45:11 PM |
5 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:45:11 PM |
1 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:46:18 PM |
13 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:46:25 PM |
41 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:46:25 PM |
32 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:46:58 PM |
28 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:46:58 PM |
3 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:47:11 PM |
7 |
1263.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:49:48 PM |
23 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:50:09 PM |
84 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:50:09 PM |
18 |
1263.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:50:09 PM |
59 |
1263.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:50:09 PM |
29 |
1263.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:52:56 PM |
30 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:52:56 PM |
38 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:52:56 PM |
33 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:53:06 PM |
78 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:54:03 PM |
83 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:54:03 PM |
23 |
1266.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:54:03 PM |
52 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:54:33 PM |
86 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:54:33 PM |
36 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:54:33 PM |
25 |
1266.00 |
AQEU |
86
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
13:55:07 PM |
43 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:56:25 PM |
87 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:56:25 PM |
23 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
13:56:25 PM |
57 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:56:43 PM |
42 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:58:06 PM |
4 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:58:54 PM |
69 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:58:57 PM |
79 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:59:18 PM |
88 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:59:20 PM |
84 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
13:59:20 PM |
57 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
13:59:25 PM |
58 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:00:20 PM |
89 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:01:34 PM |
85 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:01:41 PM |
27 |
1269.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:01:43 PM |
85 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:01:43 PM |
32 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:01:49 PM |
55 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:01:51 PM |
29 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:01:55 PM |
47 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:02:44 PM |
35 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:02:44 PM |
23 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:07:33 PM |
27 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:07:40 PM |
20 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:07:45 PM |
61 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:07:55 PM |
2 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:07:55 PM |
61 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:08:15 PM |
25 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:08:41 PM |
3 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:08:41 PM |
62 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:09:19 PM |
84 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:09:19 PM |
23 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:10:29 PM |
84 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:11:16 PM |
90 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:11:36 PM |
85 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:13:05 PM |
23 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:13:05 PM |
35 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:14:39 PM |
86 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:14:39 PM |
44 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:14:40 PM |
30 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:15:10 PM |
16 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:15:10 PM |
16 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:15:38 PM |
87 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:15:54 PM |
89 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:15:54 PM |
23 |
1267.00 |
TQEX |
87
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
14:15:54 PM |
29 |
1267.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
14:16:00 PM |
8 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:16:47 PM |
24 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:16:47 PM |
88 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:18:22 PM |
41 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:18:22 PM |
14 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:18:59 PM |
46 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:18:59 PM |
38 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:18:59 PM |
14 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:18:59 PM |
15 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:04 PM |
13 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:04 PM |
12 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:09 PM |
9 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:22 PM |
23 |
1269.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
35 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
12 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
13 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
15 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
30 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
8 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
14 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
38 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:19:52 PM |
15 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:20:10 PM |
13 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:20:10 PM |
38 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:20:10 PM |
16 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:20:10 PM |
16 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:20:28 PM |
87 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:20:28 PM |
74 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:21:42 PM |
23 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:21:42 PM |
90 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:21:43 PM |
9 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:21:58 PM |
88 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:22:00 PM |
86 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:23:00 PM |
63 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:23:49 PM |
23 |
1266.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:24:10 PM |
10 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:24:10 PM |
11 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:24:10 PM |
46 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:24:10 PM |
88 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:24:11 PM |
15 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:24:11 PM |
8 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:24:11 PM |
15 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:24:14 PM |
23 |
1265.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:24:40 PM |
45 |
1265.50 |
XCSE |
88
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
14:24:40 PM |
30 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:24:40 PM |
38 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:25:48 PM |
16 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:25:48 PM |
13 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:26:15 PM |
23 |
1266.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:27:00 PM |
89 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:28:50 PM |
58 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:29:29 PM |
8 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:29:35 PM |
24 |
1266.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:29:35 PM |
82 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:30:02 PM |
8 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:30:02 PM |
8 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:31:06 PM |
84 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:31:06 PM |
85 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:31:10 PM |
14 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:31:16 PM |
89 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:32:29 PM |
38 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:32:29 PM |
16 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:32:29 PM |
14 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:32:29 PM |
53 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:32:29 PM |
37 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:32:39 PM |
1 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:32:39 PM |
89 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:32:39 PM |
88 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:32:43 PM |
23 |
1267.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:32:44 PM |
27 |
1267.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
14:33:01 PM |
86 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:34:01 PM |
5 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:34:01 PM |
38 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:35:36 PM |
85 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:35:36 PM |
46 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:35:36 PM |
76 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:36:06 PM |
85 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:36:06 PM |
84 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:36:07 PM |
25 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:36:40 PM |
43 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:36:40 PM |
34 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:36:42 PM |
41 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:37:04 PM |
31 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:37:04 PM |
53 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:37:06 PM |
86 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:37:33 PM |
28 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:37:33 PM |
55 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:37:58 PM |
48 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:38:30 PM |
83 |
1263.50 |
XCSE |
89
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
14:38:45 PM |
28 |
1263.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:39:05 PM |
30 |
1262.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:39:05 PM |
58 |
1262.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:39:05 PM |
25 |
1262.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:40:04 PM |
23 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:41:11 PM |
83 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:42:18 PM |
16 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:42:18 PM |
69 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:42:40 PM |
80 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:42:40 PM |
23 |
1271.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:42:40 PM |
39 |
1272.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:42:40 PM |
23 |
1272.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
14:43:10 PM |
90 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:43:10 PM |
42 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:44:50 PM |
18 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:45:02 PM |
72 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:45:02 PM |
39 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:45:03 PM |
31 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:45:03 PM |
28 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:48:26 PM |
86 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:48:26 PM |
23 |
1272.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:48:26 PM |
45 |
1272.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:48:26 PM |
24 |
1271.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
14:48:44 PM |
80 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:48:44 PM |
10 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:48:44 PM |
3 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:48:44 PM |
40 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:49:39 PM |
9 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:49:54 PM |
9 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:50:03 PM |
18 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:50:18 PM |
51 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:50:18 PM |
24 |
1270.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
14:52:30 PM |
23 |
1270.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:54:12 PM |
3 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:54:12 PM |
5 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:54:18 PM |
1 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:54:18 PM |
43 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:54:18 PM |
38 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:55:12 PM |
10 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:55:58 PM |
69 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:55:58 PM |
23 |
1270.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:55:58 PM |
3 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:55:58 PM |
67 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:57:35 PM |
75 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:57:35 PM |
7 |
1269.00 |
CEUX |
90
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
14:57:35 PM |
18 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:58:24 PM |
34 |
1272.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
14:58:43 PM |
38 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:58:43 PM |
30 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:58:43 PM |
15 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:58:43 PM |
23 |
1271.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
14:58:46 PM |
43 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:58:46 PM |
38 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:58:46 PM |
15 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:58:46 PM |
13 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:58:56 PM |
84 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:58:56 PM |
22 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:58:56 PM |
62 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
14:59:16 PM |
83 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
14:59:16 PM |
87 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:00:23 PM |
13 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:00:23 PM |
58 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:00:47 PM |
8 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:01:18 PM |
5 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:01:40 PM |
44 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:01:40 PM |
1 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:01:40 PM |
90 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:01:40 PM |
9 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:01:51 PM |
27 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:01:51 PM |
5 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:01:51 PM |
1 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:02:12 PM |
5 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:02:12 PM |
23 |
1271.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:02:47 PM |
9 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:02:52 PM |
26 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:02:59 PM |
12 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:03:10 PM |
9 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:03:20 PM |
9 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:03:27 PM |
23 |
1271.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:04:01 PM |
18 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:04:24 PM |
3 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:04:50 PM |
37 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:04:50 PM |
18 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:04:50 PM |
16 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:05:17 PM |
87 |
1272.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:05:43 PM |
87 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:05:43 PM |
83 |
1271.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:06:32 PM |
2 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:06:46 PM |
9 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:06:46 PM |
76 |
1271.50 |
XCSE |
91
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:06:46 PM |
23 |
1271.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:06:58 PM |
18 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:07:05 PM |
9 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:07:18 PM |
9 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:07:28 PM |
18 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:07:47 PM |
18 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:07:58 PM |
9 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:08:06 PM |
18 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:08:06 PM |
7 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:08:30 PM |
45 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:08:30 PM |
12 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:09:44 PM |
15 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:09:49 PM |
72 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:10:00 PM |
44 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:11:40 PM |
23 |
1270.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:11:40 PM |
88 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:11:40 PM |
36 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:11:40 PM |
36 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:11:40 PM |
20 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:11:40 PM |
23 |
1270.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:11:59 PM |
10 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:11:59 PM |
74 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:11:59 PM |
23 |
1269.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:12:29 PM |
89 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:12:55 PM |
50 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:13:26 PM |
64 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:13:26 PM |
20 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:14:50 PM |
87 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:15 PM |
36 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:15 PM |
15 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:15 PM |
23 |
1268.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:15:15 PM |
37 |
1268.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:15:21 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:21 PM |
26 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:21 PM |
24 |
1268.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:15:21 PM |
17 |
1268.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:15:35 PM |
43 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:35 PM |
4 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:35 PM |
30 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:35 PM |
36 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:39 PM |
14 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:39 PM |
25 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:39 PM |
15 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:39 PM |
38 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:42 PM |
87 |
1270.00 |
XCSE |
92
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:15:44 PM |
85 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:15:49 PM |
16 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:15:49 PM |
7 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:17:14 PM |
11 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:17:14 PM |
73 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:18:13 PM |
1 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:18:17 PM |
38 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:18:17 PM |
30 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:18:17 PM |
23 |
1270.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:18:17 PM |
5 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:18:17 PM |
83 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:18:19 PM |
85 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:18:19 PM |
87 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:18:36 PM |
2 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:19:11 PM |
90 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:19:11 PM |
23 |
1271.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:19:11 PM |
82 |
1271.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:19:19 PM |
38 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:19:19 PM |
13 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:19:20 PM |
11 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:19:45 PM |
9 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:19:50 PM |
73 |
1271.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:20:03 PM |
10 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:03 PM |
4 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:04 PM |
32 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:04 PM |
10 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:05 PM |
16 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
67 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
30 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
14 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
13 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
38 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
18 |
1271.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
31 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
53 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
23 |
1271.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
24 |
1270.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:20:10 PM |
58 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:20:28 PM |
24 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:21:06 PM |
18 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:21:08 PM |
72 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:21:08 PM |
24 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:21:24 PM |
85 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:21:24 PM |
90 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:21:24 PM |
15 |
1268.00 |
CEUX |
93
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:21:24 PM |
24 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:21:24 PM |
25 |
1269.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:21:24 PM |
8 |
1268.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:21:37 PM |
28 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:21:37 PM |
24 |
1268.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:21:38 PM |
89 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:22:29 PM |
45 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:22:56 PM |
23 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:24:05 PM |
39 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:24:07 PM |
5 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:24:07 PM |
15 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:24:25 PM |
43 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:24:25 PM |
38 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:24:25 PM |
21 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:24:25 PM |
11 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:24:25 PM |
72 |
1269.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:24:25 PM |
20 |
1269.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:24:33 PM |
12 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:24:53 PM |
25 |
1270.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:24:53 PM |
54 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:25:05 PM |
89 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:05 PM |
21 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:05 PM |
4 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:05 PM |
38 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:05 PM |
30 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:05 PM |
42 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:25:18 PM |
25 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:25:35 PM |
10 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:45 PM |
83 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:45 PM |
38 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:45 PM |
40 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:45 PM |
20 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:45 PM |
15 |
1270.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:45 PM |
16 |
1270.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:25:45 PM |
7 |
1270.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:25:59 PM |
7 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:59 PM |
43 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:59 PM |
34 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:25:59 PM |
24 |
1269.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:25:59 PM |
50 |
1269.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:25:59 PM |
5 |
1269.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:26:00 PM |
25 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:26:08 PM |
84 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:26:30 PM |
79 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:26:30 PM |
8 |
1267.00 |
XCSE |
94
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:26:30 PM |
34 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:27:20 PM |
57 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:27:20 PM |
25 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:27:32 PM |
28 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:27:32 PM |
25 |
1265.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:27:50 PM |
56 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:27:50 PM |
46 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:27:50 PM |
1 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:27:50 PM |
11 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:27:50 PM |
24 |
1268.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:28:49 PM |
90 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:28:55 PM |
83 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:00 PM |
21 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:29:00 PM |
26 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:29:09 PM |
34 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:29:09 PM |
14 |
1268.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:29:09 PM |
12 |
1268.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:29:48 PM |
6 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:29:54 PM |
12 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
14 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
7 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
15 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
13 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
16 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
13 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
16 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:29:58 PM |
35 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:30:07 PM |
40 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:30:19 PM |
86 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:19 PM |
14 |
1270.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:30:20 PM |
60 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:20 PM |
30 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:20 PM |
23 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:20 PM |
23 |
1269.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:30:22 PM |
23 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:22 PM |
63 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:40 PM |
89 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:40 PM |
23 |
1268.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:30:40 PM |
43 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:30:40 PM |
1 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:30:47 PM |
26 |
1269.50 |
XCSE |
95
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:30:47 PM |
15 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:50 PM |
2 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:50 PM |
1 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:30:50 PM |
42 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:03 PM |
43 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:03 PM |
40 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:12 PM |
8 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:12 PM |
43 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:17 PM |
34 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:18 PM |
76 |
1273.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:24 PM |
31 |
1272.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:24 PM |
52 |
1272.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:24 PM |
8 |
1273.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:24 PM |
15 |
1273.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:24 PM |
27 |
1272.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:31:25 PM |
2 |
1271.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:25 PM |
3 |
1271.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:25 PM |
1 |
1271.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:25 PM |
43 |
1271.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:25 PM |
12 |
1271.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:28 PM |
1 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:28 PM |
1 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:31 PM |
2 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:31 PM |
15 |
1271.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:31:31 PM |
9 |
1271.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:31:35 PM |
3 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:35 PM |
68 |
1270.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:40 PM |
16 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:40 PM |
24 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:40 PM |
10 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:40 PM |
29 |
1271.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:48 PM |
1 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:48 PM |
88 |
1270.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:31:49 PM |
4 |
1269.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:49 PM |
1 |
1269.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:31:53 PM |
10 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:00 PM |
28 |
1269.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:32:00 PM |
20 |
1269.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:32:00 PM |
24 |
1269.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:32:03 PM |
1 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:03 PM |
79 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:07 PM |
10 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:32:07 PM |
14 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:32:10 PM |
89 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:13 PM |
28 |
1268.00 |
CEUX |
96
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:32:13 PM |
14 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:32:13 PM |
12 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:32:23 PM |
5 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:23 PM |
79 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:37 PM |
23 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:32:37 PM |
23 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:32:40 PM |
25 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:40 PM |
38 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:40 PM |
44 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:40 PM |
6 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:51 PM |
23 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:54 PM |
63 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:54 PM |
1 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:54 PM |
22 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:54 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:54 PM |
30 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:32:54 PM |
10 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:33:20 PM |
88 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:33:29 PM |
3 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:33:29 PM |
19 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:33:29 PM |
21 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:33:29 PM |
3 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:33:29 PM |
29 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:33:29 PM |
42 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:33:50 PM |
65 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:34:00 PM |
4 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:34:00 PM |
14 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:34:00 PM |
5 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:34:04 PM |
38 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:34:04 PM |
22 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:34:04 PM |
38 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:34:04 PM |
83 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:34:04 PM |
22 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:34:04 PM |
32 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:34:04 PM |
21 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:34:58 PM |
38 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:34:58 PM |
18 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:02 PM |
26 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:02 PM |
5 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:02 PM |
6 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:02 PM |
10 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:02 PM |
6 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:06 PM |
100 |
1269.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:35 PM |
40 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:39 PM |
45 |
1269.00 |
XCSE |
97
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:35:39 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:39 PM |
15 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:39 PM |
13 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:39 PM |
64 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:35:39 PM |
24 |
1268.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:35:39 PM |
89 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:35:46 PM |
14 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:05 PM |
87 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:05 PM |
26 |
1269.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:36:05 PM |
36 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:08 PM |
13 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:14 PM |
11 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:21 PM |
36 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:22 PM |
3 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:22 PM |
3 |
1269.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:24 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:24 PM |
30 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:24 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:24 PM |
30 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:24 PM |
22 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:24 PM |
43 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:24 PM |
25 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:25 PM |
13 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:25 PM |
38 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:26 PM |
30 |
1269.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:27 PM |
22 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:27 PM |
26 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:36:27 PM |
26 |
1268.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:36:44 PM |
44 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:44 PM |
15 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:44 PM |
13 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:50 PM |
15 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:50 PM |
13 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:50 PM |
12 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:55 PM |
87 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:36:55 PM |
90 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:36:55 PM |
37 |
1267.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:37:14 PM |
86 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:37:14 PM |
24 |
1267.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:37:32 PM |
20 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:37:32 PM |
19 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:38:10 PM |
74 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:10 PM |
9 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:10 PM |
19 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:38:10 PM |
50 |
1267.00 |
CEUX |
98
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:38:50 PM |
38 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:50 PM |
20 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
15 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
9 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
14 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
14 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
14 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
38 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
14 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
16 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:38:51 PM |
16 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:00 PM |
15 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:00 PM |
15 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:00 PM |
20 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:00 PM |
2 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:00 PM |
5 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:00 PM |
2 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:00 PM |
85 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:22 PM |
23 |
1266.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:39:22 PM |
36 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:39:22 PM |
37 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:39:28 PM |
11 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:39:30 PM |
36 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:39:47 PM |
88 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:39:57 PM |
54 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:40:00 PM |
44 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:00 PM |
11 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:00 PM |
38 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:00 PM |
11 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:00 PM |
9 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:19 PM |
87 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:19 PM |
13 |
1266.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:40:19 PM |
84 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:40:40 PM |
44 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:40 PM |
6 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:40 PM |
4 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:40 PM |
28 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:40 PM |
66 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:44 PM |
17 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:40:45 PM |
27 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:40:48 PM |
90 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:41:15 PM |
88 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:41:28 PM |
2 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:41:34 PM |
11 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:41:39 PM |
32 |
1265.00 |
CEUX |
99
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:41:39 PM |
22 |
1264.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:42:04 PM |
43 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:42:35 PM |
37 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:42:35 PM |
47 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:42:40 PM |
32 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:40 PM |
1 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:40 PM |
39 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:42 PM |
3 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:45 PM |
13 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:45 PM |
27 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:47 PM |
9 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:47 PM |
9 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:47 PM |
26 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:57 PM |
12 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:42:57 PM |
9 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:43:00 PM |
36 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:43:00 PM |
33 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:43:00 PM |
43 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:43:00 PM |
46 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:43:07 PM |
83 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:43:07 PM |
38 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:43:07 PM |
5 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:43:07 PM |
41 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:43:09 PM |
1 |
1264.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:43:10 PM |
44 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:43:10 PM |
30 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:43:10 PM |
25 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:43:10 PM |
14 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:43:31 PM |
14 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:43:40 PM |
100 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:20 PM |
17 |
1266.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:44:20 PM |
10 |
1266.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:44:27 PM |
84 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:30 PM |
60 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:30 PM |
38 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:30 PM |
9 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:30 PM |
6 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:30 PM |
23 |
1265.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:44:30 PM |
12 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:44:30 PM |
72 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:44:47 PM |
30 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:47 PM |
14 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:47 PM |
38 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:47 PM |
15 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:47 PM |
24 |
1265.00 |
AQEU |
100
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:44:48 PM |
16 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:48 PM |
30 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:49 PM |
13 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:44:49 PM |
15 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:03 PM |
39 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:03 PM |
2 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:03 PM |
38 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:03 PM |
6 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:03 PM |
88 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:14 PM |
24 |
1264.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:45:14 PM |
10 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:45:14 PM |
79 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:45:20 PM |
38 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:20 PM |
10 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:20 PM |
30 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:20 PM |
14 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:40 PM |
23 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:45:50 PM |
85 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:45:50 PM |
27 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:46:00 PM |
1 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:46:41 PM |
48 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:46:43 PM |
12 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:11 PM |
43 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:11 PM |
68 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:11 PM |
2 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:12 PM |
100 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:12 PM |
13 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:12 PM |
100 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:12 PM |
13 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:13 PM |
100 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:13 PM |
13 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:13 PM |
20 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:13 PM |
87 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:13 PM |
34 |
1267.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:47:28 PM |
90 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:28 PM |
83 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:35 PM |
24 |
1267.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:47:45 PM |
61 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:45 PM |
27 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:47:45 PM |
11 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:46 PM |
36 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:46 PM |
23 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:48 PM |
1 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:48 PM |
26 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:49 PM |
8 |
1267.00 |
CEUX |
101
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:47:49 PM |
9 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:49 PM |
8 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:51 PM |
25 |
1266.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:47:51 PM |
37 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:47:51 PM |
53 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:48:00 PM |
31 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:48:19 PM |
24 |
1266.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:48:27 PM |
46 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:48:27 PM |
43 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:48:27 PM |
44 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:48:28 PM |
88 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:48:48 PM |
86 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:48:48 PM |
27 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:48:49 PM |
1 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:48:49 PM |
16 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:48:49 PM |
15 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:48:51 PM |
89 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:04 PM |
25 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:49:08 PM |
10 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:49:08 PM |
3 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:49:08 PM |
12 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:49:10 PM |
86 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:14 PM |
88 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:49:30 PM |
45 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:30 PM |
11 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:30 PM |
3 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:30 PM |
38 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:50 PM |
45 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:50 PM |
25 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:50 PM |
38 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:50 PM |
5 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:49:59 PM |
28 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:50:00 PM |
6 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:50:32 PM |
28 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:50:32 PM |
15 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:50:32 PM |
15 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:51:00 PM |
26 |
1265.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:51:00 PM |
21 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:51:00 PM |
36 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:51:00 PM |
63 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:51:04 PM |
30 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:51:10 PM |
36 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:51:50 PM |
27 |
1264.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:51:53 PM |
1 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:51:55 PM |
18 |
1264.50 |
XCSE |
102
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:51:55 PM |
68 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:52:05 PM |
46 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:52:05 PM |
36 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:52:05 PM |
20 |
1264.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:52:25 PM |
38 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:52:25 PM |
21 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:52:25 PM |
8 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:52:25 PM |
11 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:52:25 PM |
2 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:52:25 PM |
23 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:52:50 PM |
85 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:52:53 PM |
5 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:52:58 PM |
2 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
38 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
46 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
29 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
9 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
22 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
33 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
11 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
19 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
38 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
13 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
32 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:03 PM |
36 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:53:04 PM |
16 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:04 PM |
15 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:04 PM |
38 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:34 PM |
40 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:49 PM |
45 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:49 PM |
68 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:53:49 PM |
15 |
1268.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:53:49 PM |
20 |
1268.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:53:49 PM |
37 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:53:49 PM |
36 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:53:49 PM |
11 |
1268.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:54:03 PM |
11 |
1267.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:54:03 PM |
13 |
1267.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:54:03 PM |
84 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:54:03 PM |
25 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:54:19 PM |
31 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:19 PM |
5 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:19 PM |
13 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:19 PM |
13 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:19 PM |
14 |
1268.00 |
XCSE |
103
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:54:19 PM |
40 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:19 PM |
14 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:20 PM |
85 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:54:45 PM |
83 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:45 PM |
45 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:45 PM |
21 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:45 PM |
40 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:54:45 PM |
88 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:54:52 PM |
24 |
1266.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:54:52 PM |
85 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:54:52 PM |
30 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:55:01 PM |
19 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:01 PM |
68 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:02 PM |
8 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:55:11 PM |
15 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:55:17 PM |
10 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:17 PM |
7 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:17 PM |
13 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:17 PM |
14 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:17 PM |
20 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:55:17 PM |
3 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:55:17 PM |
65 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:55:20 PM |
46 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:20 PM |
34 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:55:20 PM |
88 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:55:27 PM |
14 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:27 PM |
27 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:50 PM |
89 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:55:53 PM |
12 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:55:53 PM |
26 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:20 PM |
39 |
1263.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:20 PM |
3 |
1264.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:56:37 PM |
84 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:56:44 PM |
8 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:56:44 PM |
17 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:56:53 PM |
15 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:53 PM |
25 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:53 PM |
47 |
1263.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:57 PM |
15 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:57 PM |
15 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:58 PM |
15 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:58 PM |
15 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:58 PM |
13 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:56:59 PM |
16 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:00 PM |
30 |
1264.50 |
XCSE |
104
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:57:00 PM |
40 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:00 PM |
14 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:00 PM |
15 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:00 PM |
83 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:00 PM |
23 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:57:00 PM |
16 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:57:00 PM |
72 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:57:28 PM |
84 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:29 PM |
43 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:29 PM |
40 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:29 PM |
14 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:29 PM |
14 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:57:29 PM |
20 |
1264.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
15:57:44 PM |
3 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:57:44 PM |
23 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:57:49 PM |
28 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:58:12 PM |
85 |
1267.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:58:12 PM |
27 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:58:12 PM |
61 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:58:24 PM |
88 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:58:24 PM |
44 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:58:24 PM |
14 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:58:24 PM |
15 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:58:24 PM |
25 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:58:24 PM |
27 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:58:24 PM |
3 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:58:24 PM |
23 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:58:36 PM |
84 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:58:36 PM |
83 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:59:12 PM |
27 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:12 PM |
40 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
10 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
74 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
40 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
27 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
40 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
6 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
16 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
15 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
27 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
40 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
15 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
12 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
14 |
1268.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
62 |
1268.00 |
CEUX |
105
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
15:59:17 PM |
28 |
1268.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:59:18 PM |
27 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:18 PM |
40 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:18 PM |
16 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:18 PM |
14 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:18 PM |
75 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:18 PM |
9 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
5 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
40 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
11 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
15 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
33 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
9 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
27 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
40 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
14 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
15 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:40 PM |
17 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:41 PM |
13 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:41 PM |
40 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:41 PM |
15 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:41 PM |
9 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:44 PM |
14 |
1268.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:44 PM |
86 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
15:59:52 PM |
39 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:59:52 PM |
45 |
1267.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
15:59:59 PM |
16 |
1268.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:00:00 PM |
29 |
1267.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:00:01 PM |
88 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:00:01 PM |
66 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:00:01 PM |
19 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:00:09 PM |
89 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:00:09 PM |
23 |
1267.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:00:19 PM |
85 |
1266.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:00:29 PM |
86 |
1266.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:00:30 PM |
51 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:00:30 PM |
35 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:00:31 PM |
83 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:01:04 PM |
20 |
1267.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:01:06 PM |
86 |
1267.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:01:06 PM |
25 |
1267.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:01:06 PM |
84 |
1267.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:01:06 PM |
6 |
1267.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:01:20 PM |
12 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:01:20 PM |
47 |
1266.00 |
CEUX |
106
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
16:01:42 PM |
85 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:01:42 PM |
23 |
1266.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:01:44 PM |
44 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:01:44 PM |
40 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:01:44 PM |
29 |
1266.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:01:44 PM |
20 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:01:44 PM |
20 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:02:20 PM |
23 |
1266.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:02:20 PM |
84 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:02:20 PM |
3 |
1266.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:02:20 PM |
23 |
1266.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:02:50 PM |
74 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:02:51 PM |
41 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:02:51 PM |
7 |
1265.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:03:15 PM |
44 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:03:15 PM |
25 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:03:15 PM |
53 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:04:00 PM |
35 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:04:00 PM |
25 |
1265.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:04:10 PM |
11 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:04:11 PM |
13 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:04:30 PM |
1 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:04:33 PM |
43 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:04:33 PM |
41 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:04:33 PM |
36 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:04:33 PM |
23 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:04:33 PM |
25 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:00 PM |
7 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:05:00 PM |
40 |
1264.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:05:00 PM |
26 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:05:00 PM |
36 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:01 PM |
36 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:01 PM |
1 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:01 PM |
26 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:01 PM |
3 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:01 PM |
14 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:01 PM |
6 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:01 PM |
7 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:07 PM |
61 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:05:07 PM |
30 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:05:07 PM |
21 |
1264.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:05:07 PM |
13 |
1264.00 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:05:23 PM |
12 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:27 PM |
11 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:28 PM |
12 |
1264.00 |
CEUX |
107
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
16:05:28 PM |
10 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:36 PM |
19 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:40 PM |
46 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:05:40 PM |
25 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:05:46 PM |
36 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
40 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
33 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
14 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
15 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
11 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
35 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
40 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
32 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
6 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
13 |
1263.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
21 |
1263.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
22 |
1263.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:03 PM |
33 |
1263.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:04 PM |
16 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:04 PM |
14 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:04 PM |
32 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:04 PM |
40 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:04 PM |
11 |
1264.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:06 PM |
29 |
1264.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:06:30 PM |
14 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:48 PM |
4 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:50 PM |
36 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:52 PM |
36 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:52 PM |
8 |
1264.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:53 PM |
14 |
1263.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:57 PM |
40 |
1263.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:57 PM |
20 |
1263.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:57 PM |
32 |
1263.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:57 PM |
84 |
1263.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:06:57 PM |
74 |
1263.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:06:57 PM |
26 |
1263.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:06:58 PM |
23 |
1263.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:07:03 PM |
9 |
1263.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:03 PM |
22 |
1262.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:07:19 PM |
40 |
1263.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:19 PM |
49 |
1263.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:19 PM |
12 |
1262.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:07:19 PM |
1 |
1262.50 |
AQEU |
GENMAB A/S |
04-Apr-2025 |
16:07:20 PM |
11 |
1263.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:07:27 PM |
44 |
1263.00 |
XCSE |
108
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
16:07:27 PM |
49 |
1263.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:27 PM |
11 |
1263.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:27 PM |
9 |
1263.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:27 PM |
23 |
1262.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:07:27 PM |
21 |
1263.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:07:27 PM |
74 |
1262.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:07:28 PM |
13 |
1262.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:28 PM |
27 |
1262.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:28 PM |
7 |
1262.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:28 PM |
9 |
1262.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:35 PM |
10 |
1262.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:35 PM |
49 |
1262.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:35 PM |
6 |
1262.50 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:07:38 PM |
20 |
1262.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:07:38 PM |
65 |
1262.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:08:26 PM |
19 |
1264.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:08:26 PM |
15 |
1264.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:08:27 PM |
40 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:08:27 PM |
46 |
1265.00 |
XCSE |
GENMAB A/S |
04-Apr-2025 |
16:08:30 PM |
27 |
1265.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:09:08 PM |
20 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:09:09 PM |
36 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:09:10 PM |
26 |
1265.00 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:09:21 PM |
1 |
1264.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:09:21 PM |
25 |
1264.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:09:21 PM |
3 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:09:21 PM |
81 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:09:36 PM |
12 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:09:36 PM |
8 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:09:36 PM |
3 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:10:03 PM |
20 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:10:08 PM |
32 |
1264.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:10:08 PM |
51 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:10:08 PM |
15 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:10:09 PM |
36 |
1264.50 |
CEUX |
GENMAB A/S |
04-Apr-2025 |
16:11:21 PM |
31 |
1263.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:12:24 PM |
27 |
1262.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:12:25 PM |
25 |
1261.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:13:24 PM |
27 |
1261.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:15:10 PM |
33 |
1262.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:15:20 PM |
28 |
1261.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:16:03 PM |
19 |
1260.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:16:16 PM |
3 |
1260.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:16:16 PM |
5 |
1260.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:17:34 PM |
7 |
1261.00 |
TQEX |
109
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
16:17:34 PM |
20 |
1261.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:18:18 PM |
20 |
1261.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:18:18 PM |
7 |
1261.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:18:18 PM |
8 |
1261.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:20:22 PM |
36 |
1260.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:21:02 PM |
26 |
1259.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:21:29 PM |
34 |
1260.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:21:56 PM |
35 |
1258.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:22:20 PM |
24 |
1258.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:23:31 PM |
26 |
1258.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:23:42 PM |
28 |
1257.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:25:24 PM |
28 |
1256.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:26:51 PM |
29 |
1256.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:27:22 PM |
8 |
1255.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:27:22 PM |
18 |
1255.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:28:15 PM |
26 |
1255.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:28:33 PM |
25 |
1255.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:29:44 PM |
26 |
1254.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:30:09 PM |
26 |
1255.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:30:09 PM |
25 |
1255.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:30:44 PM |
27 |
1256.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:31:55 PM |
36 |
1253.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:34:44 PM |
28 |
1251.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:36:03 PM |
23 |
1253.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:37:23 PM |
6 |
1253.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:37:23 PM |
21 |
1253.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:37:44 PM |
27 |
1253.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:40:30 PM |
1 |
1253.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:40:30 PM |
22 |
1253.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:40:36 PM |
37 |
1253.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:41:32 PM |
25 |
1252.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:41:38 PM |
23 |
1252.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:41:47 PM |
10 |
1252.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:42:17 PM |
13 |
1252.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:44:40 PM |
46 |
1252.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:45:11 PM |
30 |
1251.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:46:34 PM |
24 |
1249.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:47:28 PM |
15 |
1249.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:48:03 PM |
21 |
1249.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:48:06 PM |
27 |
1249.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:48:50 PM |
15 |
1249.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:49:33 PM |
29 |
1248.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:49:38 PM |
6 |
1248.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:49:38 PM |
6 |
1248.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:50:03 PM |
55 |
1249.00 |
TQEX |
110
Exhibit 99.1(b)
APPENDIX Share buy-back programme - Specification for April 3 – April 4, 2025

GENMAB A/S |
04-Apr-2025 |
16:50:44 PM |
39 |
1248.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:51:34 PM |
3 |
1250.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:52:26 PM |
47 |
1251.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:53:17 PM |
21 |
1251.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:53:45 PM |
20 |
1251.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:54:28 PM |
15 |
1253.00 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:54:28 PM |
4 |
1253.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:54:28 PM |
5 |
1253.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:54:28 PM |
15 |
1253.50 |
TQEX |
GENMAB A/S |
04-Apr-2025 |
16:54:42 PM |
87 |
1252.50 |
TQEX |
111