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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, DC 20549

FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):
April 20, 2026

Commission File No. 001-37811

BOK FINANCIAL CORP
(Exact name of registrant as specified in its charter)
Oklahoma   73-1373454
(State or other jurisdiction
of Incorporation or Organization)
  (IRS Employer
Identification No.)
   
Bank of Oklahoma Tower    
Boston Avenue at Second Street    
Tulsa, Oklahoma   74172
(Address of Principal Executive Offices)   (Zip Code)
 (918) 588-6000
(Registrant’s telephone number, including area code)

N/A
__________________________________________
(Former name or former address, if changes since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425).

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12).

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b)).

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c)).

Securities registered pursuant to Section 12(b) of the Act:
Title of each class Trading Symbol Name of each exchange on which registered
Common Stock, par value $0.00006 per share BOKF Nasdaq Stock Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).
☐ Emerging growth company
If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ¨




INFORMATION TO BE INCLUDED IN THE REPORT

ITEM 2.02. Results of Operations and Financial Condition.

On April 20, 2026, BOK Financial Corporation (“BOK Financial”) issued a press release announcing its financial results for the three months ended March 31, 2026 (“Press Release”). The full text of the Press Release is attached as Exhibit 99.1(a) to this report and is incorporated herein by reference. On April 20, 2026, in connection with the issuance of the Press Release, BOK Financial released financial information related to the three months ended March 31, 2026 (“Financial Information”), which includes certain historical financial information relating to BOK Financial. The Financial Information is attached as Exhibit 99.1(b) to this report and is incorporated herein by reference.

ITEM 7.01. Regulation FD Disclosure.

On April 20, 2026, in connection with the issuance of the Press Release, BOK Financial released financial information related to the three months ended March 31, 2026 (“Financial Information”), which includes certain historical financial information relating to BOK Financial. The Financial Information is attached as Exhibit 99.2(a) to this report and is incorporated herein by reference.


ITEM 9.01. Financial Statements and Exhibits.

(d)    Exhibits

99.1    Text of Press Release, dated April 20, 2026, titled "BOK Financial Corporation reports quarterly earnings of $156 million, or $2.58 per share, in the first quarter" and Financial Information for the Three Months Ended March 31, 2026.

99.2    Earnings conference call presentation, dated April 21, 2026, titled “Q1 Earnings Conference Call" for the Three Months Ended March 31, 2026.
104    Cover Page Interactive Data File (embedded within the Inline XBRL document).

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 hereunto duly authorized.


                        BOK FINANCIAL CORPORATION




                        By: /s/ Martin E. Grunst            
                         Martin E. Grunst
                         Executive Vice President
                         Chief Financial Officer
Date: April 20, 2026


EX-99.1 2 a20260331bokfex99.htm EX-99.1 Document
pressreleaseheader.jpg




BOK Financial Corporation reports quarterly earnings of $156 million, or $2.58 per share, in the first quarter.
First quarter 2026 financial highlights1
Net Income
Net income was $155.8 million, or $2.58 per diluted share, compared to $177.3 million, or $2.89 per diluted share. Excluding the gain recognized on the sale of a merchant banking investment and the FDIC special assessment benefit, net income would have been $152.1 million, or $2.48 per diluted share, in the fourth quarter of 2025.2
Net Interest Income & Margin
Net interest income totaled $342.6 million, a decrease of $2.7 million. Net interest margin was 2.90% for the first quarter compared to 2.98% in the prior quarter.
Fees & Commissions Revenue
Fees and commissions revenue was $209.8 million, a decrease of $5.1 million, led by lower investment banking revenue due to seasonality and volume of transactions.
Operating Expense
Operating expense decreased $6.9 million to $354.2 million. Excluding the FDIC special assessment benefit from the fourth quarter of 2025, operating expense decreased $16.4 million. Personnel expense decreased $11.6 million and non-personnel expense decreased $4.8 million, reflecting our continued focus on managing our core cost structure.
Loans
Period end loans grew by $536 million, to $26.2 billion, with broad-based growth across the loan portfolio, led by general business, energy, and multifamily commercial real estate loans. Average outstanding loan balances were $25.9 billion, a $683 million increase.
Credit Quality
Nonperforming assets declined to $60 million, or 0.23% of outstanding loans and repossessed assets, at March 31, 2026, from $75 million, or 0.29%, at December 31, 2025. Net charge-offs for the first quarter were $1.9 million, or 0.03% of average loans on an annualized basis.
Deposits
Period end deposits decreased $758 million to $38.7 billion and average deposits decreased $1.0 billion to $39.0 billion. Average interest-bearing deposits decreased $692 million and average demand deposits decreased by $315 million. The loan to deposit ratio was 68% at March 31, 2026, compared to 65% at December 31, 2025.
Capital
Tangible common equity ratio2 was 9.29% compared to 9.46% at December 31, 2025. Tier 1 capital ratio was 12.61%, common equity Tier 1 capital ratio was 12.61%, and total capital ratio was 14.39%. No shares of common stock were repurchased in the first quarter of 2026.

p
$536 million
3 bps
$123.6 billion
LOAN GROWTH NET CHARGE-OFFS (TTM) AUMA

CEO Commentary
Stacy Kymes, President and CEO, stated, “Our first quarter performance reflects disciplined execution and exceptional teamwork across the organization, driven by core operating results. Loan growth exceeded 10% over the last 12 months with diverse growth across sectors and geographies, while credit quality remained excellent. During the quarter, our fee‑based businesses demonstrated resilience in a volatile market environment, with fee revenue exceeding three of the past four quarters. Expenses declined meaningfully, reflecting our continued focus on managing our core cost structure. We’re off to a strong start and well positioned for growth as the year progresses."
1 Comparisons are to the prior quarter unless otherwise noted.        
2 See Explanation and Reconciliation of Non-GAAP Measures - Unaudited section following.


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Net Interest Income
(Dollars in thousands) Mar. 31, 2026 Dec. 31, 2025 Change % Change
Tax-equivalent interest revenue
Interest-bearing cash and cash equivalents $ 5,133  $ 5,302  $ (169) (3.2) %
Trading securities 64,588  63,296  1,292  2.0  %
Investment securities 6,149  6,381  (232) (3.6) %
Available-for-sale securities 133,963  134,440  (477) (0.4) %
Fair value option securities 1,389  913  476  52.1  %
Restricted equity securities 6,681  4,522  2,159  47.7  %
Residential mortgage loans held for sale 1,056  1,349  (293) (21.7) %
Loans 399,576  412,170  (12,594) (3.1) %
Total tax-equivalent interest revenue
$ 618,535  $ 628,373  $ (9,838) (1.6) %
Interest expense
Interest-bearing deposits:
Transaction $ 175,802  $ 199,008  $ (23,206) (11.7) %
Savings 1,162  1,163  (1) (0.1) %
Time 32,234  34,252  (2,018) (5.9) %
Total interest-bearing deposits 209,198  234,423  (25,225) (10.8) %
Funds purchased and repurchase agreements 6,600  10,360  (3,760) (36.3) %
Other borrowings 51,482  32,032  19,450  60.7  %
Subordinated debentures 6,091  3,722  2,369  63.6  %
Total interest expense 273,371  280,537  (7,166) (2.6) %
Tax-equivalent net interest income 345,164  347,836  (2,672) (0.8) %
Less: Tax-equivalent adjustment
2,610  2,555  55  2.2  %
Net interest income $ 342,554  $ 345,281  $ (2,727) (0.8) %
Net interest margin 2.90  % 2.98  % (0.08) % N/A
Average earning assets $ 47,772,044  $ 46,590,610  $ 1,181,434  2.5  %
Average trading securities 5,617,531  5,295,598  321,933  6.1  %
Average investment securities 1,747,860  1,804,984  (57,124) (3.2) %
Average available-for-sale securities 13,614,473  13,564,939  49,534  0.4  %
Average fair value option securities 126,772  72,229  54,543  75.5  %
Average restricted equity securities 361,514  250,430  111,084  44.4  %
Average loans balance 25,925,585  25,242,551  683,034  2.7  %
Average interest-bearing deposits 31,286,311  31,978,527  (692,216) (2.2) %
Average funds purchased and repurchase agreements 924,228  1,185,566  (261,338) (22.0) %
Average other borrowings 5,349,061  3,008,388  2,340,673  77.8  %
Average subordinated debentures 396,606  241,482  155,124  64.2  %
Net interest income was $342.6 million for the first quarter of 2026, a decrease of $2.7 million compared to the prior quarter. Net interest margin declined to 2.90% from 2.98%. For the first quarter of 2026, our core net interest margin excluding trading activities1, a non-GAAP measure, decreased 7 basis points to 3.15% compared to 3.22% in the prior quarter.
1 See Explanation and Reconciliation of Non-GAAP Measures - Unaudited section following.    
    2


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Average earning assets increased $1.2 billion. Average loan balances increased $683 million, with broad-based growth across the loan portfolio. Average trading securities increased $322 million and restricted equity securities increased $111 million. Average interest-bearing deposits decreased $692 million, primarily from interest-bearing transaction accounts. Average funds purchased and repurchase agreements decreased $261 million, while average other borrowings increased $2.3 billion. Average subordinate debentures increased $155 million, driven by the full quarter impact of the subordinated debt issued in the fourth quarter.
The yield on average earning assets was 5.23%, a 13 basis point decrease compared to the prior quarter. The loan portfolio yield decreased 23 basis points to 6.25%. The yield on trading securities decreased 19 basis points to 4.64%, while the yield on restricted equity securities increased 17 basis points to 7.39%.
Funding costs were 2.92%, down 14 basis points. The cost of interest-bearing deposits decreased 20 basis points to 2.71%. The cost of funds purchased and repurchase agreements decreased 57 basis points to 2.90%, while the cost of other borrowings decreased 32 basis points to 3.90%. The benefit to net interest margin from assets funded by non-interest bearing liabilities was 59 basis points, a decrease of 9 basis points.

Other Operating Revenue
(Dollars in thousands) Mar. 31, 2026 Dec. 31, 2025 Change % Change
Brokerage and trading revenue $ 43,606  $ 47,310  $ (3,704) (7.8) %
Transaction card revenue 31,965  31,564  401  1.3  %
Fiduciary and asset management revenue 66,481  68,347  (1,866) (2.7) %
Deposit service charges and fees 32,218  32,039  179  0.6  %
Mortgage banking revenue 20,963  19,013  1,950  10.3  %
Other revenue 14,544  16,591  (2,047) (12.3) %
Total fees and commissions 209,777  214,864  (5,087) (2.4) %
Other gains (losses), net (216) 28,078  (28,294) N/A
Loss on derivatives, net (4,374) (2,366) (2,008) N/A
Gain (loss) on fair value option securities, net (2,074) 551  (2,625) N/A
Change in fair value of mortgage servicing rights 8,155  1,407  6,748  N/A
Gain on available-for-sale securities, net —  1,748  (1,748) N/A
Total other operating revenue $ 211,268  $ 244,282  $ (33,014) (13.5) %
Fees and commissions revenue totaled $209.8 million for the first quarter of 2026, decreasing $5.1 million compared to the prior quarter.
Brokerage and trading revenue decreased $3.7 million to $43.6 million. Investment banking revenue decreased $4.1 million driven by lower syndication fees and municipal underwriting activity, primarily due to seasonality and volume of transactions. Trading fees and commissions revenue decreased $1.6 million, primarily due to a shift from fee revenue to net interest income on trading securities. Customer hedging revenue grew $1.1 million, as our energy customers increased hedging activity in response to the rapid rise in crude oil prices during the quarter.
Other revenue decreased $2.0 million, largely due to a reduction in fees earned on derivative counterparty margin.
Fiduciary and asset management revenue decreased $1.9 million as the prior quarter included transaction-related fees that did not recur in the current quarter.
Mortgage banking revenue increased $2.0 million due to an increase in mortgage production volumes and higher refinancing activity.
Transaction card revenue and deposit service charges and fees were both consistent with the prior quarter.
Other gains (losses), net, were a net loss of $216 thousand compared to a net gain of $28.1 million in the prior quarter. The fourth quarter included a $23.5 million pre-tax gain on the sale of a merchant banking investment. The current quarter included a net loss on investments related to deferred compensation of $1.8 million compared to a net gain of $3.7 million in the prior quarter.
3


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Operating Expense
(Dollars in thousands) Mar. 31, 2026 Dec. 31, 2025 Change % Change
Personnel $ 211,174  $ 222,726  $ (11,552) (5.2) %
Business promotion 9,226  11,516  (2,290) (19.9) %
Professional fees and services 14,295  18,371  (4,076) (22.2) %
Net occupancy and equipment 33,182  32,693  489  1.5  %
FDIC and other insurance 5,685  6,078  (393) (6.5) %
FDIC special assessment —  (9,479) 9,479  N/A
Data processing and communications 51,768  51,299  469  0.9  %
Printing, postage, and supplies 3,679  4,077  (398) (9.8) %
Amortization of intangible assets 2,443  2,656  (213) (8.0) %
Mortgage banking costs 11,757  10,663  1,094  10.3  %
Other expense 10,957  10,454  503  4.8  %
Total operating expense $ 354,166  $ 361,054  $ (6,888) (1.9) %
Total operating expense was $354.2 million for the first quarter of 2026, a decrease of $6.9 million compared to the prior quarter.
Personnel expense was $211.2 million, a decrease of $11.6 million. Cash-based incentive compensation decreased $7.0 million. The fourth quarter included higher incentive compensation expenses, primarily driven by strong results in both commercial and wealth production volumes. Regular compensation decreased $2.5 million to $122.2 million, reflecting normalization of quarterly compensation expense as the majority of transitional personnel costs from talent base alignment were recognized in the prior quarter. Deferred compensation expense was $182 thousand, a decrease of $2.2 million compared to the prior quarter. Employee benefits expense increased $1.5 million due to a seasonal increase in payroll taxes, partially offset by lower employee healthcare costs.
Excluding the impact of the FDIC special assessment adjustment in the prior quarter, non-personnel expense decreased $4.8 million. Professional fees and services decreased $4.1 million, primarily driven by lower project costs. Business promotion expense decreased $2.3 million due to lower travel and advertising costs. Mortgage banking costs increased $1.1 million due to increased payoff activity.
4


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Loans
(Dollars in thousands) Mar. 31, 2026 Dec. 31, 2025 Change % Change
Commercial:
Healthcare $ 3,955,763 $ 4,008,208 $ (52,445) (1.3)%
Services 3,901,933 3,911,917 (9,984) (0.3)%
Energy 3,005,693 2,882,242 123,451 4.3%
Mortgage finance 228,242 177,765 50,477 28.4%
General business 4,481,452 4,300,935 180,517 4.2%
Total commercial 15,573,083 15,281,067 292,016 1.9%
Commercial real estate:
Multifamily 2,553,709 2,432,330 121,379 5.0%
Industrial 1,418,626 1,368,436 50,190 3.7%
Office 821,569 814,139 7,430 0.9%
Retail 613,976 573,451 40,525 7.1%
Residential construction and land development
109,480 129,783 (20,303) (15.6)%
Other commercial real estate
367,319 353,867 13,452 3.8%
Total commercial real estate 5,884,679 5,672,006 212,673 3.7%
Loans to individuals:
Residential mortgage
2,784,134 2,731,415 52,719 1.9%
Residential mortgage guaranteed by U.S. government agencies
160,254 158,359 1,895 1.2%
Personal 1,785,243 1,808,615 (23,372) (1.3)%
Total loans to individuals 4,729,631 4,698,389 31,242 0.7%
Total loans $ 26,187,393 $ 25,651,462 $ 535,931 2.1%
Outstanding loans were $26.2 billion at March 31, 2026, an increase of $536 million over December 31, 2025, with broad-based growth across the loan portfolio led by general business, energy, and multifamily commercial real estate loans. Unfunded loan commitments grew by $319 million over the fourth quarter of 2025 to $16.2 billion at March 31, 2026.
Outstanding commercial loan balances, which includes healthcare, services, energy, mortgage finance, and general business loans, increased $292 million over the prior quarter.
General business loans increased $181 million to $4.5 billion, or 17% of total loans. General business loans include $2.9 billion of wholesale/retail loans and $1.6 billion of loans from other commercial industries.
Energy loan balances grew by $123 million to $3.0 billion, or 11% of total loans. The majority of this portfolio is first lien, senior secured, reserve-based lending to oil and gas producers, which we believe is the lowest risk form of energy lending. Approximately 72% of committed production loans are secured by properties primarily producing oil. The remaining 28% are secured by properties primarily producing natural gas. Unfunded energy loan commitments were $4.5 billion at March 31, 2026, a $52 million increase over December 31, 2025.
The Company launched the residential mortgage finance line of business in the third quarter of 2025, growing loans by $50 million during the quarter to $228 million, or 1% of total loans.
Services sector loan balances were largely unchanged compared to the prior quarter at $3.9 billion, or 15% of total loans. Services loans consist of a large number of loans to a variety of businesses, including state and local municipal government entities, Native American tribal government and casino operations, foundations and not-for-profit organizations, educational services, and specialty trade contractors.
5


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Healthcare sector loan balances decreased $52 million and totaled $4.0 billion, or 15% of total loans. Our healthcare sector loans primarily consist of $3.2 billion of senior housing and care facilities, including independent living, assisted living, and skilled nursing. Generally, we loan to borrowers with a portfolio of multiple facilities, which serves to help diversify risks specific to a single facility.
Commercial real estate loan balances increased $213 million to $5.9 billion, representing 22% of total loans. Loans secured by multifamily properties increased $121 million. Loans secured by industrial facilities increased $50 million and loans secured by retail facilities increased $41 million, while residential construction and land development loans decreased by $20 million. Unfunded commercial real estate loan commitments were $2.1 billion at March 31, 2026, a $66 million decrease compared to December 31, 2025. We take a disciplined approach to managing our concentration of commercial real estate loan commitments as a percentage of capital.
Loans to individuals were up $31 million over the prior quarter to $4.7 billion and represent 18% of total loans. Residential mortgage loans increased $55 million, while personal loans decreased $23 million. Personal loans consist primarily of loans to Wealth Management clients secured by the cash surrender value of insurance policies or marketable securities. Personal loans also include direct loans secured by and for the purchase of automobiles, recreational and marine equipment, as well as unsecured loans.

Period End & Average Deposits
(Dollars in thousands) Mar. 31, 2026 Dec. 31, 2025 Change % Change
Period end deposits
Demand $ 7,694,329  $ 8,081,930  $ (387,601) (4.8) %
Interest-bearing transaction 26,352,203  26,850,070  (497,867) (1.9) %
Savings 903,707  863,923  39,784  4.6  %
Time 3,726,809  3,639,083  87,726  2.4  %
Total deposits $ 38,677,048  $ 39,435,006  $ (757,958) (1.9) %
Average deposits
Demand $ 7,693,948  $ 8,009,082  $ (315,134) (3.9) %
Interest-bearing transaction 26,707,581  27,396,541  (688,960) (2.5) %
Savings 877,650  852,390  25,260  3.0  %
Time 3,701,080  3,729,596  (28,516) (0.8) %
Total average deposits $ 38,980,259  $ 39,987,609  $ (1,007,350) (2.5) %
Our funding sources, which primarily include deposits and wholesale borrowings, provide adequate liquidity to meet our needs. The loan to deposit ratio was 68% at March 31, 2026, compared to 65% at December 31, 2025, providing significant on-balance sheet liquidity to meet future loan demand and contractual obligations.
Period end deposits totaled $38.7 billion at March 31, 2026, a $758 million decrease. Interest-bearing transaction accounts decreased $498 million and demand deposits decreased $388 million, while time deposits increased $88 million.
Average deposits were $39.0 billion during the first quarter, a $1.0 billion decrease. Average interest-bearing transaction accounts decreased $689 million, average demand deposit balances decreased $315 million, and average time deposits decreased $29 million.
Average Commercial Banking deposits decreased $186 million to $18.3 billion, or 47% of total deposits. Our commercial deposit portfolio is highly diversified across industries and customers. The highest concentration by industry within our commercial deposit portfolio is with our energy customers representing 8% of our total deposits. Average Consumer Banking deposits increased $43 million to $8.4 billion, or 22% of total deposits. Average Wealth Management deposits increased by $79 million to $10.8 billion, or 28% of total deposits. Average Funds Management and Other deposits decreased $943 million to $1.5 billion, or 4% of total deposits, as funds opportunistically placed into wholesale deposits in the prior quarter were replaced with wholesale borrowings during the first quarter.
6


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Capital
Minimum Capital Requirement Capital Conservation Buffer Minimum Capital Requirement Including Capital Conservation Buffer Mar. 31, 2026 Dec. 31, 2025
Common equity Tier 1 4.50  % 2.50  % 7.00  % 12.61  % 12.90  %
Tier 1 capital 6.00  % 2.50  % 8.50  % 12.61  % 12.90  %
Total capital 8.00  % 2.50  % 10.50  % 14.39  % 14.77  %
Tier 1 leverage 4.00  % N/A 4.00  % 9.85  % 9.86  %
Tangible common equity ratio1
9.29  % 9.46  %
Common stock repurchased (shares) —  2,617,414 
Average price per share repurchased $ —  $ 107.99 
The company's common equity Tier 1 capital ratio was 12.61% at March 31, 2026. In addition, the company's Tier 1 capital ratio was 12.61%, total capital ratio was 14.39%, and leverage ratio was 9.85% at March 31, 2026. At December 31, 2025, the company's common equity Tier 1 capital ratio was 12.90%, Tier 1 capital ratio was 12.90%, total capital ratio was 14.77%, and leverage ratio was 9.86%.
The company's tangible common equity ratio1, a non-GAAP measure, was 9.29% at March 31, 2026, and 9.46% at December 31, 2025. The tangible common equity ratio is primarily based on total shareholders' equity, which includes unrealized gains and losses on available-for-sale securities.
No shares of common stock were repurchased in the first quarter of 2026. The company repurchased 2,617,414 shares of common stock at an average price paid of $107.99 per share in the fourth quarter of 2025. We view buybacks opportunistically, but within the context of maintaining our strong capital position.

Credit Quality
Nonperforming assets totaled $60 million, or 0.23% of outstanding loans and repossessed assets, at March 31, 2026, compared to $75 million, or 0.29%, at December 31, 2025. Excluding loans guaranteed by U.S. government agencies, nonperforming assets totaled $52 million, or 0.20% of outstanding loans and repossessed assets, at March 31, 2026, compared to $66 million, or 0.26%, at December 31, 2025.
Nonaccruing loans decreased $14 million compared to December 31, 2025. New nonaccruing loans identified in the first quarter totaled $8.1 million, offset by $5.8 million in payments received, $4.7 million in foreclosures of other real estate owned, $4.4 million in loans that returned to accrual status, and $3.2 million in charge-offs. Nonaccruing services loans decreased $4.9 million, nonaccruing general business loans decreased $3.6 million, nonaccruing loans to individuals decreased $3.4 million, and nonaccruing healthcare loans decreased $2.4 million.
Net charge-offs were $1.9 million, or 0.03% of average loans on an annualized basis, in the first quarter. At March 31, 2026, net charge-offs for the trailing twelve months were $7.5 million, or 0.03% of average loans. Net charge-offs were $1.4 million, or 0.02% of average loans on an annualized basis, in the fourth quarter of 2025.
No provision for expected credit losses was necessary for the first quarter of 2026. The favorable impact of higher projected oil prices on our energy loan portfolio and improved credit quality was offset by loan growth and a slight downward revision to economic forecast assumptions compared to the prior quarter.
At March 31, 2026, the combined allowance for loan losses and accrual for off-balance sheet credit risk from unfunded loan commitments was $323 million, or 1.23% of outstanding loans and 618% of nonaccruing loans, excluding residential mortgage loans guaranteed by U.S. government agencies. At December 31, 2025, the combined allowance for loan losses and accrual for off-balance sheet credit risk from unfunded loan commitments was $327 million, or 1.28% of outstanding loans and 497% of nonaccruing loans.

1     See Explanation and Reconciliation of Non-GAAP Measures - Unaudited section following.
          7


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Securities & Derivatives
The fair value of the available-for-sale securities portfolio totaled $13.5 billion at March 31, 2026, a $67 million decrease compared to December 31, 2025. At March 31, 2026, the available-for-sale securities portfolio consisted primarily of $9.6 billion of residential mortgage-backed securities fully backed by U.S. government agencies and $3.0 billion of commercial mortgage-backed securities fully backed by U.S. government agencies. At March 31, 2026, the available-for-sale securities portfolio had a net unrealized loss of $217 million, compared to $133 million at December 31, 2025.
We hold an inventory of trading securities in support of sales to a variety of customers. At March 31, 2026, the trading securities portfolio totaled $5.7 billion, compared to $5.4 billion at December 31, 2025.
The company also maintains a portfolio of residential mortgage-backed and commercial mortgage-backed securities issued by U.S. government agencies and interest rate derivative contracts as an economic hedge of the changes in the fair value of our mortgage servicing rights. This portfolio of fair value option securities increased $76.0 million to $178 million at March 31, 2026.
Derivative contracts are carried at fair value. At March 31, 2026, the net fair values of derivative contracts, before consideration of cash margin, reported as assets under our customer risk management programs totaled $748 million, compared to $428 million at December 31, 2025. The aggregate net fair value of derivative contracts, before consideration of cash margin, held under these programs reported as liabilities totaled $734 million at March 31, 2026, and $399 million at December 31, 2025.
The net benefit of the changes in the fair value of mortgage servicing rights and related economic hedges was $2.0 million during the first quarter of 2026, including an $8.2 million increase in the fair value of mortgage servicing rights, a $6.3 million decrease in the fair value of securities and derivative contracts held as an economic hedge, and $86 thousand of related net interest income.

First Quarter 2026 Segment Highlights
Commercial Banking Consumer Banking Wealth Management
(In thousands) Mar. 31, 2026 Dec. 31, 2025 Mar. 31, 2026 Dec. 31, 2025 Mar. 31, 2026 Dec. 31, 2025
Net interest income and fee revenue
$ 232,483  $ 242,828 $ 96,926  $ 94,761 $ 153,398  $ 160,171
Net loans charged-off (recovered) 400  929 1,508  944 496  (7)
Personnel expense 51,267  54,978 25,466  25,181 69,413  74,028
Non-personnel expense 31,041  33,209 38,027  39,587 28,756  28,697
Net income before taxes 134,787  162,142 19,168  15,054 37,541  42,689
Average loans $ 21,232,965  $ 20,650,624 $ 2,584,226  $ 2,516,158 $ 2,430,864  $ 2,393,802
Average deposits 18,306,337  18,492,793 8,389,039  8,346,245 10,782,785  10,703,630
Assets under management or administration $ 123,586,715  $ 126,614,658
Commercial Banking contributed $134.8 million to net income before taxes in the first quarter of 2026, a decrease of $27.4 million compared to the fourth quarter of 2025. Combined net interest income and fee revenue totaled $232.5 million, a decrease of $10.3 million. Net interest income decreased $7.5 million from lower deposit spreads and demand deposit balances, slightly offset by increased loan volumes. Investment banking revenue decreased $2.2 million due to lower loan syndication fees. Other operating expenses decreased $5.9 million, primarily attributable to decreased incentive compensation costs and lower project related costs. Other gains, net, were $1.2 million for the first quarter of 2026, compared to $25.6 million in the fourth quarter of 2025. The fourth quarter included a $23.5 million pre-tax gain on the sale of a merchant banking investment. Average loans increased $582 million, or 3%, to $21.2 billion. Average deposits were $18.3 billion, a decrease of $186 million, or 1%.
8


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Consumer Banking contributed $19.2 million to net income before taxes in the first quarter of 2026, an increase of $4.1 million. Combined net interest income and fee revenue increased $2.2 million, driven by stronger mortgage production performance and higher card-network incentives, partially offset by changes in deposit spreads. The net benefit of the change in the fair value of mortgage servicing rights and the related economic hedges was $2.0 million, compared to a cost of $579 thousand in the prior quarter. Personnel expense was consistent with the prior quarter. Non-personnel expense decreased $1.6 million due to lower business promotion expenses and professional fees, partially offset by higher mortgage banking costs from increased payoff activity. Corporate expense allocations increased $1.4 million. Average loans increased $68 million, or 3%, to $2.6 billion. Average deposits were relatively consistent with the prior quarter at $8.4 billion.
Wealth Management contributed $37.5 million to net income before taxes in the first quarter of 2026, a decrease of $5.1 million compared to the fourth quarter of 2025. Combined net interest income and fee revenue decreased $6.8 million due to reduced margins on deposits, lower fiduciary and asset management revenue as the prior quarter included transaction-related fees that did not recur, and decreased other revenue. Other operating expenses decreased $4.6 million, driven by lower regular and incentive compensation costs during the quarter. Corporate expense allocations increased $2.4 million. Average loans increased $37 million, or 2%, to $2.4 billion. Average deposits were largely unchanged at $10.8 billion. Assets under management or administration were $123.6 billion, a decrease of $3.0 billion, or 2%.

9


BOK Financial Corporation quarterly earnings release Exhibit 99.1(a)
Conference Call & Webcast
The company will host a conference call at noon Central time on Tuesday, April 21, 2026, to discuss the financial results with investors. The live audio webcast and presentation slides will be available on the company’s website at bokf.com. The conference call can also be accessed by dialing 1-800-715-9871 toll free, or 1-646-307-1963, conference ID: 6617678. A webcast replay will also be available shortly after the conclusion of the live call at bokf.com or by dialing 1-800-770-2030 and referencing replay PIN: 6617678.

About BOK Financial Corporation
BOK Financial Corporation is a $54 billion regional financial services company headquartered in Tulsa, Oklahoma with $124 billion in assets under management or administration. The company's stock is publicly traded on NASDAQ under the Global Select market listings (BOKF). BOK Financial Corporation's holdings include BOKF, NA; BOK Financial Securities, Inc.; and BOK Financial Private Wealth, Inc. BOKF, NA's holdings include TransFund and Cavanal Hill Investment Management, Inc. BOKF, NA operates banking divisions across eight states as: Bank of Albuquerque; Bank of Oklahoma; Bank of Texas; and BOK Financial in Arizona, Arkansas, Colorado, Kansas and Missouri; as well as having limited purpose offices in Nebraska, Wisconsin, Connecticut, and Tennessee. Through its subsidiaries, BOK Financial Corporation provides commercial and consumer banking, brokerage trading, investment and trust services, mortgage origination and servicing, and an electronic funds transfer network. For more information, visit www.bokf.com.
The company will continue to evaluate critical assumptions and estimates, such as the appropriateness of the allowance for credit losses and asset impairment as of March 31, 2026 through the date its financial statements are filed with the Securities and Exchange Commission and will adjust amounts reported if necessary.
This news release contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 that are based on management's beliefs, assumptions, current expectations, estimates and projections about BOK Financial Corporation, the financial services industry and the economy generally. Words such as “anticipates,” “believes,” “estimates,” “expects,” “forecasts,” “plans,” “outlook,” “projects,” “will,” “intends,” “may,” “could,” “should,” “would,” “potential,” “continue,” “seek,” “target,” variations of such words and similar expressions are intended to identify such forward-looking statements. Management judgments relating to and discussion of the provision and allowance for credit losses, allowance for uncertain tax positions, accruals for loss contingencies and valuation of mortgage servicing rights involve judgments as to expected events and are inherently forward-looking statements. Assessments that acquisitions and growth endeavors will be profitable are statements of belief as to the outcome of future events based in part on information provided by others which BOK Financial has not independently verified and for which BOK Financial assumes no responsibility for the accuracy or completeness. These various forward-looking statements are not guarantees of future performance and involve certain risks, uncertainties, and assumptions which are difficult to predict with regard to timing, extent, likelihood and degree of occurrence. All statements other than statements of historical fact are forward-looking statements. Therefore, actual results and outcomes may materially differ from what is expected, implied or forecasted in such forward-looking statements. Internal and external factors that might cause such a difference include, but are not limited to: changes in government; changes in governmental economic policy, including tariffs; changes in commodity prices; interest rates and interest rate relationships; inflation; demand for products and services; the degree of competition by traditional and nontraditional competitors; changes in banking regulations; tax laws; prices, levies and assessments; the impact of technological advances; trends in customer behavior as well as their ability to repay loans; credit quality deterioration; cybersecurity incidents and data breaches; operational failures or interruptions; liquidity risks; capital adequacy requirements; litigation and regulatory enforcement actions; and other risks detailed in BOK Financial Corporation’s filings with the Securities and Exchange Commission. BOK Financial Corporation and its affiliates undertake no obligation to update, amend or clarify forward-looking statements, whether as a result of new information, future events, or otherwise.
10


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
BALANCE SHEETS – UNAUDITED
BOK FINANCIAL CORPORATION
(In thousands) Mar. 31, 2026 Dec. 31, 2025
Assets
Cash and due from banks $ 905,614  $ 1,001,107 
Interest-bearing cash and cash equivalents 506,793  656,995 
Trading securities 5,652,162  5,392,745 
Investment securities, net of allowance 1,719,731  1,784,242 
Available-for-sale securities 13,539,565  13,606,625 
Fair value option securities 178,098  102,096 
Restricted equity securities 357,909  224,757 
Residential mortgage loans held for sale 104,873  94,630 
Loans:
Commercial 15,573,083  15,281,067 
Commercial real estate 5,884,679  5,672,006 
Loans to individuals 4,729,631  4,698,389 
Total loans 26,187,393  25,651,462 
Allowance for loan losses (277,719) (275,860)
Loans, net of allowance 25,909,674  25,375,602 
Premises and equipment, net 631,454  638,936 
Receivables 272,540  292,978 
Goodwill 1,044,749  1,044,749 
Intangible assets, net 32,303  34,752 
Mortgage servicing rights 333,381  322,724 
Real estate and other repossessed assets, net of allowance 15  176 
Derivative contracts, net 782,985  300,775 
Cash surrender value of bank-owned life insurance 424,494  421,514 
Receivable on unsettled securities sales 156,963  62,034 
Other assets 1,207,102  880,064 
Total assets $ 53,760,405  $ 52,237,501 
Liabilities
Deposits:
Demand $ 7,694,329  $ 8,081,930 
Interest-bearing transaction 26,352,203  26,850,070 
Savings 903,707  863,923 
Time 3,726,809  3,639,083 
Total deposits 38,677,048  39,435,006 
Funds purchased and repurchase agreements 715,469  1,491,716 
Other borrowings 5,753,504  2,745,939 
Subordinated debentures 396,625  396,589 
Accrued interest, taxes, and expense 325,670  382,809 
Due on unsettled securities purchases 1,140,782  991,073 
Derivative contracts, net 282,590  397,573 
Other liabilities 493,651  476,116 
Total liabilities 47,785,339  46,316,821 
Shareholders' equity
Capital, surplus, and retained earnings 6,198,177  6,084,816 
Accumulated other comprehensive loss (225,002) (166,170)
Total shareholders’ equity 5,973,175  5,918,646 
Non-controlling interests 1,891  2,034 
Total equity 5,975,066  5,920,680 
Total liabilities and equity $ 53,760,405  $ 52,237,501 
11


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
AVERAGE BALANCE SHEETS – UNAUDITED
BOK FINANCIAL CORPORATION
Three Months Ended
(In thousands) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Assets
Interest-bearing cash and cash equivalents $ 577,641  $ 546,045  $ 495,091  $ 506,330  $ 564,014 
Trading securities 5,617,531  5,295,598  5,603,200  6,876,788  5,881,997 
Investment securities, net of allowance 1,747,860  1,804,984  1,861,565  1,918,969  1,980,005 
Available-for-sale securities 13,614,473  13,564,939  13,386,515  13,218,569  12,962,830 
Fair value option securities 126,772  72,229  105,651  88,323  17,603 
Restricted equity securities 361,514  250,430  337,055  390,191  348,266 
Residential mortgage loans held for sale 77,105  91,414  91,422  86,543  63,365 
Loans:
Commercial 15,430,740  15,037,471  14,490,145  14,315,695  14,633,090 
Commercial real estate 5,779,715  5,581,588  5,743,572  5,495,152  5,245,867 
Loans to individuals 4,715,130  4,623,492  4,592,422  4,365,702  4,189,270 
Total loans 25,925,585  25,242,551  24,826,139  24,176,549  24,068,227 
Allowance for loan losses (276,437) (277,580) (277,398) (278,191) (279,983)
Loans, net of allowance 25,649,148  24,964,971  24,548,741  23,898,358  23,788,244 
Total earning assets 47,772,044  46,590,610  46,429,240  46,984,071  45,606,324 
Cash and due from banks 963,980  988,135  960,602  915,487  995,598 
Derivative contracts, net 421,256  268,675  317,732  374,125  328,478 
Cash surrender value of bank-owned life insurance 422,540  420,167  417,261  419,602  417,797 
Receivable on unsettled securities sales 173,506  227,678  162,035  228,563  184,960 
Other assets 3,369,683  3,357,081  3,405,206  3,365,104  3,453,746 
Total assets $ 53,123,009  $ 51,852,346  $ 51,692,076  $ 52,286,952  $ 50,986,903 
Liabilities
Deposits:
Demand $ 7,693,948  $ 8,009,082  $ 7,894,847  $ 7,958,538  $ 8,156,069 
Interest-bearing transaction 26,707,581  27,396,541  26,076,475  25,859,336  25,859,733 
Savings 877,650  852,390  867,939  853,062  844,875 
Time 3,701,080  3,729,596  3,641,985  3,465,780  3,498,401 
Total deposits 38,980,259  39,987,609  38,481,246  38,136,716  38,359,078 
Funds purchased and repurchase agreements 924,228  1,185,566  873,800  782,039  935,716 
Other borrowings 5,349,061  3,008,388  5,048,301  6,019,948  4,626,402 
Subordinated debentures 396,606  241,482  —  99,846  131,188 
Derivative contracts, net 302,403  317,206  332,893  359,616  237,035 
Due on unsettled securities purchases 418,478  452,673  329,361  503,490  425,050 
Other liabilities 727,779  697,979  663,323  591,496  611,762 
Total liabilities 47,098,814  45,890,903  45,728,924  46,493,151  45,326,231 
Total equity 6,024,195  5,961,443  5,963,152  5,793,801  5,660,672 
Total liabilities and equity
$ 53,123,009  $ 51,852,346  $ 51,692,076  $ 52,286,952  $ 50,986,903 
12


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
STATEMENTS OF EARNINGS – UNAUDITED
BOK FINANCIAL CORPORATION
Three Months Ended
March 31,
(In thousands, except share and per share data) 2026 2025
Interest revenue $ 615,925  $ 618,570 
Interest expense 273,371  302,319 
Net interest income
342,554  316,251 
Provision for credit losses —  — 
Net interest income after provision for credit losses
342,554  316,251 
Other operating revenue:
Brokerage and trading revenue 43,606  31,068 
Transaction card revenue 31,965  27,092 
Fiduciary and asset management revenue 66,481  60,972 
Deposit service charges and fees 32,218  30,275 
Mortgage banking revenue 20,963  19,815 
Other revenue 14,544  14,894 
Total fees and commissions 209,777  184,116 
Other losses, net (216) (725)
Gain (loss) on derivatives, net (4,374) 9,565 
Gain (loss) on fair value option securities, net (2,074) 325 
Change in fair value of mortgage servicing rights 8,155  (7,240)
Total other operating revenue 211,268  186,041 
Other operating expense:
Personnel 211,174  214,185 
Business promotion 9,226  8,818 
Professional fees and services 14,295  13,269 
Net occupancy and equipment 33,182  32,992 
FDIC and other insurance 5,685  6,587 
FDIC special assessment —  523 
Data processing and communications 51,768  47,578 
Printing, postage, and supplies 3,679  3,639 
Amortization of intangible assets 2,443  2,652 
Mortgage banking costs 11,757  7,689 
Other expense 10,957  9,597 
Total other operating expense 354,166  347,529 
Net income before taxes 199,656  154,763 
Federal and state income taxes 43,936  34,992 
Net income 155,720  119,771 
Net loss attributable to non-controlling interests (46) (6)
Net income attributable to BOK Financial Corporation shareholders $ 155,766  $ 119,777 
Average shares outstanding:
Basic and diluted 60,033,282  63,547,510 
Net income per share:
Basic and diluted $ 2.58  $ 1.86 
13


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
QUARTERLY EARNINGS TREND – UNAUDITED
BOK FINANCIAL CORPORATION
Three Months Ended
(In thousands, except share, and per share data)
Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Interest revenue $ 615,925  $ 625,818  $ 644,453  $ 642,427  $ 618,570 
Interest expense 273,371  280,537  306,807  314,261  302,319 
Net interest income
342,554  345,281  337,646  328,166  316,251 
Provision for credit losses —  —  2,000  —  — 
Net interest income after provision for credit losses
342,554  345,281  335,646  328,166  316,251 
Other operating revenue:
Brokerage and trading revenue 43,606  47,310  43,239  38,125  31,068 
Transaction card revenue 31,965  31,564  29,463  29,561  27,092 
Fiduciary and asset management revenue 66,481  68,347  63,878  63,964  60,972 
Deposit service charges and fees 32,218  32,039  31,896  31,319  30,275 
Mortgage banking revenue 20,963  19,013  19,764  18,993  19,815 
Other revenue 14,544  16,591  16,190  15,368  14,894 
Total fees and commissions 209,777  214,864  204,430  197,330  184,116 
Other gains (losses), net (216) 28,078  8,264  8,140  (725)
Gain (loss) on derivatives, net (4,374) (2,366) (453) 5,535  9,565 
Gain (loss) on fair value option securities, net (2,074) 551  630  1,112  325 
Change in fair value of mortgage servicing rights 8,155  1,407  (2,375) (5,019) (7,240)
Gain on available-for-sale securities, net —  1,748  213  —  — 
Total other operating revenue 211,268  244,282  210,709  207,098  186,041 
Other operating expense:
Personnel 211,174  222,726  226,347  214,711  214,185 
Business promotion 9,226  11,516  9,960  9,139  8,818 
Professional fees and services 14,295  18,371  15,137  15,402  13,269 
Net occupancy and equipment 33,182  32,693  33,040  32,657  32,992 
FDIC and other insurance 5,685  6,078  7,302  6,439  6,587 
FDIC special assessment —  (9,479) (1,209) (523) 523 
Data processing and communications 51,768  51,299  50,062  49,597  47,578 
Printing, postage, and supplies 3,679  4,077  4,036  4,067  3,639 
Amortization of intangible assets 2,443  2,656  2,656  2,656  2,652 
Mortgage banking costs 11,757  10,663  10,668  6,711  7,689 
Other expense 10,957  10,454  11,771  13,647  9,597 
Total other operating expense 354,166  361,054  369,770  354,503  347,529 
Net income before taxes 199,656  228,509  176,585  180,761  154,763 
Federal and state income taxes 43,936  51,243  35,714  40,691  34,992 
Net income 155,720  177,266  140,871  140,070  119,771 
Net income (loss) attributable to non-controlling interests (46) (35) (23) 52  (6)
Net income attributable to BOK Financial Corporation shareholders $ 155,766  $ 177,301  $ 140,894  $ 140,018  $ 119,777 
Average shares outstanding:
Basic and diluted 60,033,282  60,916,929  62,840,270  63,208,027  63,547,510 
Net income per share:
Basic and diluted $ 2.58  $ 2.89  $ 2.22  $ 2.19  $ 1.86 
14


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
FINANCIAL HIGHLIGHTS – UNAUDITED
BOK FINANCIAL CORPORATION
Three Months Ended
(In thousands, except ratio, share, and per share data) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Capital:
Period end shareholders' equity $ 5,973,175  $ 5,918,646  $ 6,022,535  $ 5,890,888  $ 5,771,813 
Risk-weighted assets $ 40,777,918  $ 38,966,948  $ 38,136,467  $ 37,630,803  $ 38,062,913 
Risk-based capital ratios:
Common equity Tier 1 12.61  % 12.90  % 13.60  % 13.59  % 13.31  %
Tier 1 12.61  % 12.90  % 13.61  % 13.60  % 13.31  %
Total capital 14.39  % 14.77  % 14.48  % 14.48  % 14.54  %
Leverage ratio 9.85  % 9.86  % 10.19  % 9.88  % 10.02  %
Tangible common equity ratio1
9.29  % 9.46  % 10.06  % 9.63  % 9.48  %
Common stock:
Book value per share $ 98.31  $ 97.63  $ 95.22  $ 92.61  $ 89.82 
Tangible book value per share $ 80.58  $ 79.83  $ 78.11  $ 75.56  $ 72.87 
Market value per share:
High $ 138.42  $ 122.16  $ 114.17  $ 104.15  $ 116.29 
Low $ 113.53  $ 102.72  $ 96.89  $ 85.08  $ 97.84 
Cash dividends paid $ 38,118  $ 38,042  $ 36,122  $ 36,256  $ 36,468 
Dividend payout ratio 24.47  % 21.46  % 25.64  % 25.89  % 30.45  %
Shares outstanding, net 60,759,992  60,620,507  63,247,676  63,611,097  64,261,824 
Stock buy-back program:
Shares repurchased —  2,617,414  365,547  663,298  10,000 
Amount $ —  $ 282,645  $ 40,575  $ 62,341  $ 985 
Average price paid per share2
$ —  $ 107.99  $ 111.00  $ 93.99  $ 98.45 
Performance ratios (quarter annualized):
Return on average assets 1.19  % 1.36  % 1.08  % 1.07  % 0.95  %
Return on average equity 10.49  % 11.80  % 9.38  % 9.70  % 8.59  %
Return on average tangible common equity1
12.78  % 14.42  % 11.46  % 11.94  % 10.63  %
Net interest margin 2.90  % 2.98  % 2.91  % 2.80  % 2.78  %
Efficiency ratio1
63.21  % 60.71  % 66.66  % 65.42  % 68.31  %
Adjusted efficiency ratio1
63.21  % 64.89  % 66.88  % 65.52  % 68.21  %
Other data:
Tax-equivalent interest $ 2,610  $ 2,555  $ 2,565  $ 2,574  $ 2,542 
Net unrealized loss on available-for-sale securities $ (216,978) $ (132,566) $ (203,682) $ (276,678) $ (363,507)

1     See Explanation and Reconciliation of Non-GAAP Measures - Unaudited section following.
2     Excludes 1% excise tax on corporate stock repurchases.                                    
3     Actual interest earned on fair value option securities less internal transfer-priced cost of funds.                      15


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
Three Months Ended
(In thousands, except ratio, share, and per share data) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Mortgage banking:
Mortgage production revenue $ 3,926  $ 1,963  $ 2,370  $ 1,707  $ 2,629 
Mortgage loans funded for sale $ 230,858  $ 230,376  $ 229,812  $ 219,154  $ 159,816 
Add: Current period end outstanding commitments
83,674  49,048  67,842  64,508  60,429 
Less: Prior period end outstanding commitments 49,048  67,842  64,508  60,429  36,590 
Total mortgage production volume $ 265,484  $ 211,582  $ 233,146  $ 223,233  $ 183,655 
Mortgage loan refinances to mortgage loans funded for sale 30  % 27  % 13  % 16  % 12  %
Realized margin on funded mortgage loans 1.22  % 1.10  % 0.96  % 0.66  % 0.91  %
Production revenue as a percentage of production volume 1.48  % 0.93  % 1.02  % 0.76  % 1.43  %
Mortgage servicing revenue $ 17,037  $ 17,050  $ 17,394  $ 17,286  $ 17,186 
Average outstanding principal balance of mortgage loans serviced for others $ 22,109,450  $ 21,882,238  $ 22,269,300  $ 22,687,658  $ 23,089,324 
Average mortgage servicing revenue rates 0.31  % 0.31  % 0.31  % 0.31  % 0.30  %
Gain (loss) on mortgage servicing rights, net of economic hedge:
Gain (loss) on derivatives, net $ (4,211) $ (2,651) $ (508) $ 5,230  $ 9,183 
Gain (loss) on fair value option securities, net (2,074) 551  630  1,112  325 
Gain (loss) on economic hedge of mortgage servicing rights (6,285) (2,100) 122  6,342  9,508 
Change in fair value of mortgage servicing rights 8,155  1,407  (2,375) (5,019) (7,240)
Gain (loss) on changes in fair value of mortgage servicing rights, net of economic hedges, included in other operating revenue 1,870  (693) (2,253) 1,323  2,268 
Net interest income (expense) on fair value option securities3
86  114  169  229  (71)
Total economic benefit (cost) of changes in the fair value of mortgage servicing rights, net of economic hedges $ 1,956  $ (579) $ (2,084) $ 1,552  $ 2,197 



1     See Explanation and Reconciliation of Non-GAAP Measures - Unaudited section following.
2     Excludes 1% excise tax on corporate stock repurchases.                                    
3     Actual interest earned on fair value option securities less internal transfer-priced cost of funds.                      16


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
EXPLANATION AND RECONCILIATION OF NON-GAAP MEASURES – UNAUDITED
BOK FINANCIAL CORPORATION
Three Months Ended
(In thousands, except ratio and per share data)
Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Reconciliation of tangible common equity ratio:
Total shareholders' equity $ 5,973,175  $ 5,918,646  $ 6,022,535  $ 5,890,888  $ 5,771,813 
Less: Goodwill and intangible assets, net 1,077,052  1,079,501  1,082,125  1,084,749  1,088,813 
Tangible common equity $ 4,896,123  $ 4,839,145  $ 4,940,410  $ 4,806,139  $ 4,683,000 
Total assets $ 53,760,405  $ 52,237,501  $ 50,193,387  $ 50,998,077  $ 50,472,189 
Less: Goodwill and intangible assets, net 1,077,052  1,079,501  1,082,125  1,084,749  1,088,813 
Tangible assets $ 52,683,353  $ 51,158,000  $ 49,111,262  $ 49,913,328  $ 49,383,376 
Tangible common equity ratio 9.29  % 9.46  % 10.06  % 9.63  % 9.48  %
Reconciliation of return on average tangible common equity:
Total average shareholders' equity $ 6,022,247  $ 5,959,186  $ 5,960,711  $ 5,791,275  $ 5,658,082 
Less: Average goodwill and intangible assets, net 1,078,240  1,080,758  1,083,390  1,086,991  1,090,116 
Average tangible common equity $ 4,944,007  $ 4,878,428  $ 4,877,321  $ 4,704,284  $ 4,567,966 
Net income attributable to BOK Financial Corporation shareholders
$ 155,766  $ 177,301  $ 140,894  $ 140,018  $ 119,777 
Return on average tangible common equity 12.78  % 14.42  % 11.46  % 11.94  % 10.63  %
Calculation of efficiency ratio and adjusted efficiency ratio:
Total other operating expense $ 354,166  $ 361,054  $ 369,770  $ 354,503  $ 347,529 
Less: Amortization of intangible assets 2,443  2,656  2,656  2,656  2,652 
Numerator for efficiency ratio $ 351,723  $ 358,398  $ 367,114  $ 351,847  $ 344,877 
Less: FDIC special assessment expense (benefit) —  (9,479) (1,209) (523) 523 
Numerator for adjusted efficiency ratio $ 351,723  $ 367,877  $ 368,323  $ 352,370  $ 344,354 
Net interest income
$ 342,554  $ 345,281  $ 337,646  $ 328,166  $ 316,251 
Add: Tax-equivalent adjustment
2,610  2,555  2,565  2,574  2,542 
Tax-equivalent net interest income
345,164  347,836  340,211  330,740  318,793 
Add: Total other operating revenue 211,268  244,282  210,709  207,098  186,041 
Less: Gain on available-for-sale securities, net —  1,748  213  —  — 
Denominator for efficiency ratio
$ 556,432  $ 590,370  $ 550,707  $ 537,838  $ 504,834 
Less: Gain on sale of merchant banking investment —  23,475  —  —  — 
Denominator for adjusted efficiency ratio $ 556,432  $ 566,895  $ 550,707  $ 537,838  $ 504,834 
Efficiency ratio 63.21  % 60.71  % 66.66  % 65.42  % 68.31  %
Adjusted efficiency ratio 63.21  % 64.89  % 66.88  % 65.52  % 68.21  %
Reconciliation of pre-provision net revenue:
Net income before taxes $ 199,656  $ 228,509  $ 176,585  $ 180,761  $ 154,763 
Add: Provision for expected credit losses
—  —  2,000  —  — 
Less: Net income (loss) attributable to non-controlling interests
(46) (35) (23) 52  (6)
Pre-provision net revenue $ 199,702  $ 228,544  $ 178,608  $ 180,709  $ 154,769 
17


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
Three Months Ended
(In thousands, except ratio and per share data)
Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Information on net interest income and net interest margin excluding trading activities:
Net interest income
$ 342,554  $ 345,281  $ 337,646  $ 328,166  $ 316,251 
Less: Trading activities net interest income
15,366  13,211  14,325  16,138  15,174 
Net interest income excluding trading activities
327,188  332,070  323,321  312,028  301,077 
Add: Tax-equivalent adjustment
2,610  2,555  2,565  2,574  2,542 
Tax-equivalent net interest income excluding trading activities
$ 329,798  $ 334,625  $ 325,886  $ 314,602  $ 303,619 
Average interest-earning assets $ 47,772,044  $ 46,590,610  $ 46,429,240  $ 46,984,071  $ 45,606,324 
Less: Average trading activities interest-earning assets 5,617,531  5,295,598  5,603,200  6,876,788  5,881,997 
Average interest-earning assets excluding trading activities $ 42,154,513  $ 41,295,012  $ 40,826,040  $ 40,107,283  $ 39,724,327 
Net interest margin on average interest-earning assets 2.90  % 2.98  % 2.91  % 2.80  % 2.78  %
Net interest margin on average trading activities interest-earning assets 1.05  % 1.04  % 1.07  % 0.93  % 0.98  %
Net interest margin on average interest-earning assets excluding trading activities 3.15  % 3.22  % 3.16  % 3.12  % 3.05  %
Three Months Ended
(In thousands, except per share data)
Dec. 31, 2025
Reconciliation of adjusted net income and earnings per share:
Net income attributable to BOK Financial Corporation shareholders
$ 177,301 
Impact of FDIC special assessment benefit, net of tax
(7,239)
Gain on sale of merchant banking investment, net of tax
(17,928)
Adjusted net income $ 152,134 
Earnings per share $ 2.89 
Impact of FDIC special assessment benefit, net of tax
(0.12)
Gain on sale of merchant banking investment, net of tax
(0.29)
Adjusted earnings per share
$ 2.48 

18


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
Explanation of Non-GAAP Measures
The tangible common equity ratio and return on average tangible common equity are primarily based on total shareholders' equity, which includes unrealized gains and losses on available-for-sale securities, less intangible assets and equity that do not benefit common shareholders. These measures are valuable indicators of a financial institution's capital strength since they eliminate intangible assets from shareholders' equity and retain the effect of unrealized losses on securities and other components of accumulated other comprehensive income in shareholders' equity.
The efficiency ratio and adjusted efficiency ratio measure the company's ability to use its assets and manage its liabilities effectively in the current period.
Pre-provision net revenue is a measure of revenue less expenses and is calculated before provision for credit losses and income tax expense. This financial measure is frequently used by investors and analysts and enables them to assess a company's ability to generate earnings to cover credit losses through a credit cycle. It also provides an additional basis for comparing the results of operations between periods by isolating the impact of the provision for credit losses, which can vary significantly between periods.
Net interest income and net interest margin excluding trading activities removes the effect of trading activities on these metrics allowing management and investors to assess the performance of the company's core lending and deposit activities without the associated volatility from trading activities.
We believe adjusting net income and earnings per share for notable non-core items enhances comparability of results with prior periods, demonstrates the impact of significant items, and provides a useful measure for determining the company's expenses that are core to our business operations and are expected to recur over time.
19


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
LOANS TREND – UNAUDITED
BOK FINANCIAL CORPORATION
(In thousands) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Commercial:          
Healthcare $ 3,955,763  $ 4,008,208  $ 3,878,543  $ 3,808,936  $ 3,789,446 
Services 3,901,933  3,911,917  3,710,643  3,658,807  3,704,834 
Energy 3,005,693  2,882,242  2,681,512  2,734,713  2,860,330 
Mortgage finance 228,242  177,765  84,271  —  — 
General business 4,481,452  4,300,935  4,157,971  4,181,726  4,048,821 
Total commercial 15,573,083  15,281,067  14,512,940  14,384,182  14,403,431 
Commercial real estate:
Multifamily 2,553,709  2,432,330  2,500,323  2,473,365  2,336,312 
Industrial 1,418,626  1,368,436  1,396,795  1,304,211  1,163,089 
Office 821,569  814,139  811,601  690,086  704,688 
Retail 613,976  573,451  593,835  592,043  497,579 
Residential construction and land development 109,480  129,783  122,033  105,701  105,190 
Other commercial real estate 367,319  353,867  328,020  356,035  356,678 
Total commercial real estate 5,884,679  5,672,006  5,752,607  5,521,441  5,163,536 
Loans to individuals:          
Residential mortgage 2,784,134  2,731,415  2,676,366  2,610,681  2,471,345 
Residential mortgage guaranteed by U.S. government agencies
160,254  158,359  151,642  148,453  133,453 
Personal 1,785,243  1,808,615  1,771,639  1,627,454  1,518,723 
Total loans to individuals 4,729,631  4,698,389  4,599,647  4,386,588  4,123,521 
Total loans
$ 26,187,393  $ 25,651,462  $ 24,865,194  $ 24,292,211  $ 23,690,488 
20


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
LOANS MANAGED BY PRINCIPAL MARKET AREA – UNAUDITED
BOK FINANCIAL CORPORATION
(In thousands) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Texas:
Commercial $ 7,489,036  $ 7,383,319  $ 6,800,577  $ 6,893,246  $ 6,953,714 
Commercial real estate 2,149,123  2,057,016  2,107,335  1,997,598  1,864,345 
Loans to individuals 1,077,386  1,066,827  1,037,831  996,341  929,825 
Total Texas 10,715,545  10,507,162  9,945,743  9,887,185  9,747,884 
Oklahoma:
Commercial 3,907,911  3,829,109  3,692,319  3,455,696  3,380,680 
Commercial real estate 612,981  589,709  574,126  512,075  521,992 
Loans to individuals 3,065,886  3,005,460  2,927,185  2,725,320  2,548,549 
Total Oklahoma 7,586,778  7,424,278  7,193,630  6,693,091  6,451,221 
Colorado:
Commercial 2,125,660  2,127,979  2,132,770  2,185,658  2,246,388 
Commercial real estate 596,517  600,668  589,307  791,171  706,154 
Loans to individuals 191,721  200,378  208,323  217,088  210,531 
Total Colorado 2,913,898  2,929,025  2,930,400  3,193,917  3,163,073 
Arizona:
Commercial 1,378,256  1,253,824  1,228,593  1,166,745  1,115,085 
Commercial real estate 1,448,141  1,332,658  1,348,838  1,165,927  1,084,967 
Loans to individuals 220,116  224,354  222,963  226,727  218,093 
Total Arizona 3,046,513  2,810,836  2,800,394  2,559,399  2,418,145 
Kansas/Missouri:
Commercial 291,075  282,189  270,068  303,692  298,410 
Commercial real estate 537,709  571,331  618,052  556,390  533,335 
Loans to individuals 117,617  142,392  142,408  155,154  147,651 
Total Kansas/Missouri 946,401  995,912  1,030,528  1,015,236  979,396 
New Mexico:
Commercial 308,712  311,636  282,479  282,918  324,321 
Commercial real estate 484,623  465,228  458,720  443,516  381,775 
Loans to individuals 48,099  49,589  51,056  55,714  57,926 
Total New Mexico 841,434  826,453  792,255  782,148  764,022 
Arkansas:
Commercial 72,433  93,011  106,134  96,227  84,833 
Commercial real estate 55,585  55,396  56,229  54,764  70,968 
Loans to individuals 8,806  9,389  9,881  10,244  10,946 
Total Arkansas 136,824  157,796  172,244  161,235  166,747 
Total BOK Financial $ 26,187,393  $ 25,651,462  $ 24,865,194  $ 24,292,211  $ 23,690,488 
Loans attributed to a principal market may not always represent the location of the borrower or the collateral.

21


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
DEPOSITS BY PRINCIPAL MARKET AREA – UNAUDITED
BOK FINANCIAL CORPORATION
(In thousands) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Oklahoma:
    Demand $ 3,463,094  $ 3,492,243  $ 3,520,203  $ 3,589,146  $ 3,629,708 
    Interest-bearing:
       Transaction 13,629,679  13,732,961  13,352,070  13,537,068  13,891,707 
       Savings 561,079  532,284  520,995  521,734  525,424 
       Time 2,245,523  2,232,078  2,356,945  2,166,094  2,089,744 
    Total interest-bearing 16,436,281  16,497,323  16,230,010  16,224,896  16,506,875 
Total Oklahoma 19,899,375  19,989,566  19,750,213  19,814,042  20,136,583 
Texas:
    Demand 2,071,766  2,177,256  2,194,177  2,082,652  2,187,903 
    Interest-bearing:
       Transaction 6,447,755  6,691,395  6,427,135  6,203,081  5,925,285 
       Savings 153,501  149,593  147,560  155,027  155,777 
       Time 676,876  647,158  649,757  638,657  633,538 
    Total interest-bearing 7,278,132  7,488,146  7,224,452  6,996,765  6,714,600 
Total Texas 9,349,898  9,665,402  9,418,629  9,079,417  8,902,503 
Colorado:
    Demand 881,440  1,152,203  929,383  1,040,223  1,082,304 
    Interest-bearing:
       Transaction 2,072,825  2,137,579  2,204,899  1,989,284  1,988,258 
       Savings 58,605  54,809  53,768  55,326  58,318 
       Time 299,196  282,320  284,962  278,914  274,235 
    Total interest-bearing 2,430,626  2,474,708  2,543,629  2,323,524  2,320,811 
Total Colorado 3,312,066  3,626,911  3,473,012  3,363,747  3,403,115 
New Mexico:
    Demand 580,900  580,400  591,330  609,205  631,950 
    Interest-bearing:
       Transaction 1,447,506  1,405,940  1,376,694  1,416,741  1,283,998 
       Savings 99,848  95,630  94,180  94,930  96,969 
       Time 374,661  354,757  347,227  340,946  344,827 
    Total interest-bearing 1,922,015  1,856,327  1,818,101  1,852,617  1,725,794 
Total New Mexico 2,502,915  2,436,727  2,409,431  2,461,822  2,357,744 
Arizona:
    Demand 398,102  365,007  368,432  385,442  451,085 
    Interest-bearing:
       Transaction 1,439,796  1,450,416  1,406,300  1,467,509  1,312,979 
       Savings 11,593  14,656  13,571  10,536  11,125 
       Time 73,912  72,286  71,886  72,041  70,758 
    Total interest-bearing 1,525,301  1,537,358  1,491,757  1,550,086  1,394,862 
Total Arizona 1,923,403  1,902,365  1,860,189  1,935,528  1,845,947 
22


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
(In thousands) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Kansas/Missouri:
    Demand 271,399  281,263  282,235  269,408  279,808 
    Interest-bearing:
       Transaction 1,203,155  1,194,500  1,151,956  1,169,161  1,202,107 
       Savings 16,222  14,256  14,251  13,719  14,504 
       Time 38,542  37,820  37,563  35,768  36,307 
    Total interest-bearing 1,257,919  1,246,576  1,203,770  1,218,648  1,252,918 
Total Kansas/Missouri 1,529,318  1,527,839  1,486,005  1,488,056  1,532,726 
Arkansas:
    Demand 27,628  33,558  21,416  22,685  25,738 
    Interest-bearing:
       Transaction 111,487  237,279  64,174  61,079  57,696 
       Savings 2,859  2,695  2,411  2,485  2,602 
       Time 18,099  12,664  14,538  17,248  17,019 
    Total interest-bearing 132,445  252,638  81,123  80,812  77,317 
Total Arkansas 160,073  286,196  102,539  103,497  103,055 
Total BOK Financial $ 38,677,048  $ 39,435,006  $ 38,500,018  $ 38,246,109  $ 38,281,673 
23


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
NET INTEREST MARGIN TREND – UNAUDITED
BOK FINANCIAL CORPORATION
Three Months Ended
Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Tax-equivalent asset yields
Interest-bearing cash and cash equivalents 3.60  % 3.85  % 4.39  % 4.46  % 4.48  %
Trading securities 4.64  % 4.83  % 5.25  % 5.05  % 5.07  %
Investment securities, net of allowance 1.41  % 1.41  % 1.41  % 1.41  % 1.42  %
Available-for-sale securities 3.93  % 3.94  % 3.93  % 3.89  % 3.82  %
Fair value option securities 4.83  % 4.83  % 5.45  % 5.90  % 3.72  %
Restricted equity securities 7.39  % 7.22  % 7.84  % 7.73  % 7.51  %
Residential mortgage loans held for sale 5.42  % 5.84  % 6.08  % 6.13  % 6.03  %
Loans 6.25  % 6.48  % 6.70  % 6.71  % 6.71  %
Allowance for loan losses
Loans, net of allowance 6.31  % 6.55  % 6.78  % 6.79  % 6.79  %
Total tax-equivalent yield on earning assets 5.23  % 5.36  % 5.53  % 5.47  % 5.45  %
Cost of interest-bearing liabilities:
Interest-bearing deposits:
Transaction
2.67  % 2.88  % 3.14  % 3.17  % 3.21  %
Savings 0.54  % 0.54  % 0.55  % 0.54  % 0.56  %
Time 3.53  % 3.64  % 3.73  % 3.83  % 4.10  %
Total interest-bearing deposits 2.71  % 2.91  % 3.14  % 3.17  % 3.24  %
Funds purchased and repurchase agreements 2.90  % 3.47  % 3.29  % 3.50  % 3.05  %
Other borrowings 3.90  % 4.22  % 4.54  % 4.49  % 4.57  %
Subordinated debt 6.14  % 6.12  % —  % 6.38  % 6.44  %
Total cost of interest-bearing liabilities 2.92  % 3.06  % 3.33  % 3.40  % 3.42  %
Tax-equivalent net interest spread
2.31  % 2.30  % 2.20  % 2.07  % 2.03  %
Effect of noninterest-bearing funding sources and other 0.59  % 0.68  % 0.71  % 0.73  % 0.75  %
Tax-equivalent net interest margin 2.90  % 2.98  % 2.91  % 2.80  % 2.78  %
Yield calculations are shown on a tax-equivalent basis at the statutory federal and state rates for the periods presented. The yield calculations exclude security trades that have been recorded on trade date with no corresponding interest income and the unrealized gains and losses. The yield calculation also includes average loan balances for which the accrual of interest has been discontinued and are net of unearned income. Yield/rate calculations are generally based on the conventions that determine how interest income and expense is accrued.
24


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
CREDIT QUALITY INDICATORS – UNAUDITED
BOK FINANCIAL CORPORATION
Three Months Ended
(In thousands, except ratios) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Nonperforming assets:
Nonaccruing loans:
Commercial:
Healthcare $ 21,138  $ 23,490  $ 24,507  $ 28,743  $ 29,253 
Services 1,260  6,135  7,647  11,329  13,662 
Energy —  —  31  40  49 
General business 2,868  6,477  85  45  103 
Total commercial 25,266  36,102  32,270  40,157  43,067 
Commercial real estate 6,601  6,697  6,809  6,925  13,125 
Loans to individuals:
Permanent mortgage 20,175  18,263  21,255  20,654  20,502 
Permanent mortgage guaranteed by U.S. government agencies 7,768  8,586  7,348  6,978  6,786 
Personal 194  4,712  4,712  4,613  40 
Total loans to individuals 28,137  31,561  33,315  32,245  27,328 
Total nonaccruing loans 60,004  74,360  72,394  79,327  83,520 
Real estate and other repossessed assets 15  176  1,751  1,729  1,769 
Total nonperforming assets $ 60,019  $ 74,536  $ 74,145  $ 81,056  $ 85,289 
Total nonperforming assets excluding those guaranteed by U.S. government agencies $ 52,251  $ 65,950  $ 66,797  $ 74,078  $ 78,503 
Accruing loans 90 days past due1
$ 2,411  $ —  $ 1,135  $ 1,388  $ 3,258 
Gross charge-offs $ 3,176  $ 2,353  $ 4,348  $ 1,313  $ 2,291 
Recoveries (1,303) (907) (721) (752) (1,186)
Net charge-offs (recoveries) $ 1,873  $ 1,446  $ 3,627  $ 561  $ 1,105 
Provision for loan losses $ 3,732  $ (386) $ 4,270  $ (984) $ (336)
Provision for credit losses from off-balance sheet unfunded loan commitments (5,934) 487  (2,208) 904  448 
Provision for expected credit losses from mortgage banking activities 2,213  (95) (74) 77  (82)
Provision for credit losses related to held-to-maturity (investment) securities portfolio (11) (6) 12  (30)
Total provision for credit losses $ —  $ —  $ 2,000  $ —  $ — 
1    Excludes residential mortgage loans guaranteed by agencies of the U.S. government.
25


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
Three Months Ended
(In thousands, except ratios) Mar. 31, 2026 Dec. 31, 2025 Sep. 30, 2025 June 30, 2025 Mar. 31, 2025
Allowance for loan losses to period end loans 1.06  % 1.08  % 1.12  % 1.14  % 1.18  %
Combined allowance for loan losses and accrual for off-balance sheet credit risk from unfunded loan commitments to period end loans 1.23  % 1.28  % 1.32  % 1.36  % 1.40  %
Nonperforming assets to period end loans and repossessed assets 0.23  % 0.29  % 0.30  % 0.33  % 0.36  %
Net charge-offs (annualized) to average loans 0.03  % 0.02  % 0.06  % 0.01  % 0.02  %
Allowance for loan losses to nonaccruing loans1
531.66  % 419.41  % 426.92  % 382.93  % 363.06  %
Combined allowance for loan losses and accrual for off-balance sheet credit risk from unfunded loan commitments to nonaccruing loans1
618.45  % 497.36  % 504.99  % 456.18  % 430.95  %

1    Excludes residential mortgage loans guaranteed by agencies of the U.S. government.
26


BOK Financial Corporation Quarterly Earnings Release
Exhibit 99.1(b)
SEGMENTS – UNAUDITED
BOK FINANCIAL CORPORATION
Three Months Ended
1Q26 vs 4Q25
1Q26 vs 1Q25
(In thousands, except ratios)
Mar. 31, 2026 Dec. 31, 2025 Mar. 31, 2025 Change % Change Change % Change
Commercial Banking:
Net interest income $ 173,473  $ 180,950  $ 178,258  $ (7,477) (4.1) % $ (4,785) (2.7) %
Fees and commissions revenue 59,010  61,878  55,157  (2,868) (4.6) % 3,853  7.0  %
Combined net interest income and fee revenue 232,483  242,828  233,415  (10,345) (4.3) % (932) (0.4) %
Other operating expense 82,308  88,187  78,480  (5,879) (6.7) % 3,828  4.9  %
Corporate allocations 16,046  17,189  17,055  (1,143) (6.6) % (1,009) (5.9) %
Net income before taxes 134,787  162,142  138,096  (27,355) (16.9) % (3,309) (2.4) %
Average assets $ 22,679,465  $ 22,139,520  $ 21,400,745  $ 539,945  2.4  % $ 1,278,720  6.0  %
Average loans 21,232,965  20,650,624  19,965,166  582,341  2.8  % 1,267,799  6.4  %
Average deposits 18,306,337  18,492,793  17,769,083  (186,456) (1.0) % 537,254  3.0  %
Consumer Banking:
Net interest income $ 55,989  $ 57,163  $ 57,252  $ (1,174) (2.1) % $ (1,263) (2.2) %
Fees and commissions revenue 40,937  37,598  36,795  3,339  8.9  % 4,142  11.3  %
Combined net interest income and fee revenue 96,926  94,761  94,047  2,165  2.3  % 2,879  3.1  %
Other operating expense 63,493  64,768  57,236  (1,275) (2.0) % 6,257  10.9  %
Corporate allocations 14,686  13,292  15,435  1,394  10.5  % (749) (4.9) %
Net income before taxes 19,168  15,054  22,122  4,114  27.3  % (2,954) (13.4) %
Average assets $ 8,452,393  $ 8,396,499  $ 8,201,821  $ 55,894  0.7  % $ 250,572  3.1  %
Average loans 2,584,226  2,516,158  2,206,553  68,068  2.7  % 377,673  17.1  %
Average deposits 8,389,039  8,346,245  8,154,762  42,794  0.5  % 234,277  2.9  %
Wealth Management:
Net interest income $ 42,974  $ 44,061  $ 44,502  $ (1,087) (2.5) % $ (1,528) (3.4) %
Fees and commissions revenue 110,424  116,110  96,336  (5,686) (4.9) % 14,088  14.6  %
Combined net interest income and fee revenue 153,398  160,171  140,838  (6,773) (4.2) % 12,560  8.9  %
Other operating expense 98,169  102,725  94,266  (4,556) (4.4) % 3,903  4.1  %
Corporate allocations 17,155  14,764  13,854  2,391  16.2  % 3,301  23.8  %
Net income before taxes 37,541  42,689  32,726  (5,148) (12.1) % 4,815  14.7  %
Average assets $ 11,370,683  $ 11,276,162  $ 11,367,435  $ 94,521  0.8  % $ 3,248  —  %
Average loans 2,430,864  2,393,802  2,187,599  37,062  1.5  % 243,265  11.1  %
Average deposits 10,782,785  10,703,630  10,702,521  79,155  0.7  % 80,264  0.7  %
Fiduciary assets 74,350,101  77,006,744  68,059,837  (2,656,643) (3.4) % 6,290,264  9.2  %
Assets under management or administration 123,586,715  126,614,658  113,956,563  (3,027,943) (2.4) % 9,630,152  8.5  %
Certain prior period amounts have been reclassified to conform to current period presentation.
27
EX-99.2 3 a20260331bokfearningscal.htm EX-99.2 a20260331bokfearningscal
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic April 21, 2026 Q1 Earnings Conference Call


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic This presentation contains forward-looking statements within the meaning of the Private Securities Litigation Reform Act of 1995 that are based on management's beliefs, assumptions, current expectations, estimates and projections about BOK Financial Corporation, the financial services industry, and the economy generally. Words such as “anticipates,” “believes,” “estimates,” “expects,” “forecasts,” “plans,” "outlook," “projects,” “will,” “intends,” "may," "could,""should," "would," "potential," "continue","seek," "target," variations of such words and similar expressions are intended to identify such forward-looking statements. Management judgments relating to and discussion of the provision and allowance for credit losses, allowance for uncertain tax positions, accruals for loss contingencies and valuation of mortgage servicing rights involve judgments as to expected events and are inherently forward-looking statements. Assessments that acquisitions and growth endeavors will be profitable are statements of belief as to the outcome of future events based in part on information provided by others which BOK Financial has not independently verified and for which BOK Financial assumes no responsibility for the accuracy or completeness. These various forward-looking statements are not guarantees of future performance and involve certain risks, uncertainties, and assumptions which are difficult to predict with regard to timing, extent, likelihood and degree of occurrence. All statements other than statements of historical fact are forward-looking statements. Therefore, actual results and outcomes may materially differ from what is expected, implied or forecasted in such forward-looking statements. Internal and external factors that might cause such a difference include, but are not limited to changes in government, changes in governmental economic policy, including tariffs; changes in commodity prices; interest rates and interest rate relationships; inflation; demand for products and services; the degree of competition by traditional and nontraditional competitors; changes in banking regulations; tax laws; prices, levies and assessments; the impact of technological advances; trends in customer behavior as well as their ability to repay loans; credit quality deterioration; cybersecurity incidents and data breaches; operational failures or interruptions; liquidity risks; capital adequacy requirements; litigation and regulatory enforcement actions; and other risks detailed in BOK Financial Corporation's filings with the Securities and Exchange Commission. For a discussion of risk factors that may cause actual results to differ from expectations, please refer to BOK Financial Corporation’s most recent annual and quarterly reports. BOK Financial Corporation and its affiliates undertake no obligation to update, amend, or clarify forward-looking statements, whether as a result of new information, future events, or otherwise. Non-GAAP Financial Measures: This presentation may refer to non-GAAP financial measures. Additional information on these financial measures is available in BOK Financial’s Form 8-K filings furnished pursuant to Item 2.02, which can be accessed at bokf.com. All data is presented as of March 31, 2026 unless otherwise noted. Legal Disclaimers 2


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Stacy Kymes Chief Executive Officer 3


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Q1 Financial Highlights * Non-GAAP measure Attributable to shareholders Per share (diluted) Net Income • Net income was $155.8 million, or $2.58 per diluted share, compared to $177.3 million, or $2.89 per diluted share in the prior quarter. Excluding the gain recognized on the sale of a merchant banking investment and the FDIC special assessment benefit, net income would have been $152.1 million, or $2.48 per diluted share, in the fourth quarter of 2025* • Net interest margin declined 8 basis points to 2.90% and core net interest margin, excluding trading, declined 7 basis points to 3.15%* • Period end loans grew $536 million, or 2.1% sequentially to $26.2 billion with strong growth throughout our Commercial and Commercial Real Estate portfolios. Period end loans grew $2.5 billion or 10.5% compared to the first quarter of 2025 • Net charge-offs were 3 basis points of average loans on an annualized basis in the first quarter • Continued strong capital and liquidity position with TCE at 9.3% and a loan to deposit ratio of 68% 4 $119.8 $140.0 $140.9 $177.3 $155.8 $1.86 $2.19 $2.22 $2.89 $2.58 1Q25 2Q25 3Q25 4Q25 1Q26 ($Million, exc. EPS) Q1 2026 Q4 2025 Q1 2025 Net income $155.8 $177.3 $119.8 Diluted EPS $2.58 $2.89 $1.86 Net income before taxes $199.7 $228.5 $154.8 Provision for credit losses $0.0 $0.0 $0.0 Pre-provision net revenue* $199.7 $228.5 $154.8 Efficiency ratio* 63.2% 60.7% 68.3% Revenue Composition as of 3/31/2026 62% 8% 12% 6% 6% 4% 2% Net Interest Income Trading & Brokerage Fiduciary & Asset Management Transaction Card Deposit Service Charges Mortgage Banking Other Revenue


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Additional Details 5 ◦ Period end loan balances increased $536 million, led by strong growth in our Arizona, Texas, and Oklahoma markets with broad- based growth in our Commercial and Commercial Real Estate portfolios. Average loan balances grew $683 million ◦ Average deposits declined $1.0 billion in Q1. Opportunistically acquired wholesale deposits in the prior quarter were replaced with wholesale borrowings during the first quarter ◦ The loan to deposit ratio increased to 68% at March 31 from 65% at December 31, but continues to be well below the pre- pandemic level of 79% at Dec. 31, 2019 ◦ Assets under management or administration decreased $3.0 billion to $123.6 billion, driven by lower market valuations and normal seasonal distributions ($Billion) Q1 2026 Quarterly Sequential Quarterly YOY Period End Loans $26.2 2.1% 10.5% Average Loans $25.9 2.7% 7.7% Period End Deposits $38.7 (1.9)% 1.0% Average Deposits $39.0 (2.5)% 1.6% Fiduciary Assets $74.4 (3.4)% 9.2% Assets Under Management or Administration $123.6 (2.4)% 8.5%


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Loan Portfolio • Total Commercial loans grew $292 million or 1.9% sequentially • Combined Services & General Business (Core C&I) balances increased $171 million or 2.1% linked quarter • Energy balances increased $123 million or 4.3%, reflecting continued reversal of the elevated payoff activity experienced in 2025 • Healthcare balances decreased $52 million or 1.3% linked quarter, reflecting cyclical payoff activity • Commercial Real Estate loan balances increased $213 million or 3.7% linked quarter, led by growth in multifamily, industrial, and retail 6 ($Million) Mar. 31, 2026 Dec. 31, 2025 Mar. 31, 2025 Seq. Loan Growth YOY Loan Growth Energy $ 3,005.7 $ 2,882.2 $ 2,860.3 4.3% 5.1% Services 3,901.9 3,911.9 3,704.8 (0.3)% 5.3% Healthcare 3,955.8 4,008.2 3,789.4 (1.3)% 4.4% Mortgage Finance 228.2 177.8 — 28.4% N/A General Business 4,481.5 4,300.9 4,048.8 4.2% 10.7% Total Commercial $ 15,573.1 $ 15,281.1 $ 14,403.4 1.9% 8.1% Multifamily $ 2,553.7 $ 2,432.3 $ 2,336.3 5.0% 9.3% Industrial 1,418.6 1,368.4 1,163.1 3.7% 22.0% Office 821.6 814.1 704.7 0.9% 16.6% Retail 614.0 573.5 497.6 7.1% 23.4% Residential Construction and Land Development 109.5 129.8 105.2 (15.6)% 4.1% Other Commercial Real Estate 367.3 353.9 356.7 3.8% 3.0% Total Commercial Real Estate $ 5,884.7 $ 5,672.0 $ 5,163.5 3.7% 14.0% Loans to individuals $ 4,729.6 $ 4,698.4 $ 4,123.5 0.7% 14.7% Total Loans $ 26,187.4 $ 25,651.5 $ 23,690.5 2.1% 10.5%


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Credit Quality Metrics • Credit quality continues to be strong with nonperforming assets, excluding loans guaranteed by U.S. government agencies, totaling $52 million or 0.20% of outstanding loans and repossessed assets • Trailing 12 months net charge-offs at 3 bps with net charge- offs of $1.9 million during Q1 • No provision for credit losses was necessary for the quarter as the favorable impact of higher projected oil prices in our energy portfolio and improved credit quality was offset by loan growth and a slight downward revision to economic forecast assumptions • Combined allowance for credit losses of $323 million or 1.23% at quarter end Net Charge-Offs to Average Loans NPA (ex Govt. Guaranteed) as % of Total Loans Annualized 7 0.02% 0.01% 0.06% 0.02% 0.03% 1Q25 2Q25 3Q25 4Q25 1Q26 0.00% 0.10% 0.20% 19.1% 18.0% 10.1% 10.3% 11.3% 12.1% 11.0% 4Q18 4Q19 1Q25 2Q25 3Q25 4Q25 1Q26 —% 10.0% 20.0% 30.0% Committed Criticized Assets / Tier 1 Capital & Reserves 1Q 20 2Q 20 3Q 20 4Q 20 1Q 21 2Q 21 3Q 21 4Q 21 1Q 22 2Q 22 3Q 22 4Q 22 1Q 23 2Q 23 3Q 23 4Q 23 1Q 24 2Q 24 3Q 24 4Q 24 1Q 25 2Q 25 3Q 25 4Q 25 1Q 26 —% 0.25% 0.50% 0.75% 1.00% 1.25% 1.50% 1.75%


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Scott Grauer EVP, Wealth Management Executive 8


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Fee Income - Markets & Securities Trading Fees • Trading fee income decreased $1.6 million reflecting continued mix shift in total trading revenue from Trading fees to Trading NII* Investment Banking Fees • Investment banking revenue, which includes investment banking fees and syndication fees, decreased $4.1 million, largely affected by seasonality Mortgage Production Revenue • Mortgage production revenue increased $2.0 million related to increased production volumes and refinance activity 9 ($Million) Q1 2026 Qtr. Seq. $ Change Qtr. Seq. % Change Qtr. YOY % Change Trading Fees $ 19.3 $ (1.6) (7.8)% 138.2% Mortgage Servicing 17.0 — (0.1)% (0.9)% Mortgage Production 3.9 2.0 100.0% 49.3% Customer Hedging Fees 7.8 1.1 17.1% (6.8)% Brokerage Fees 6.3 0.9 16.0% 27.3% Syndication Fees 4.5 (2.0) (30.8)% 40.3% Investment Banking Fees 5.7 (2.1) (27.0)% (11.5)% Markets & Securities $ 64.6 (1.8) (2.6)% 26.9% ($Million) Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Trading Fees $ 19.3 $ 20.9 $ 15.5 $ 14.4 $ 8.1 Trading NII* 15.4 13.2 14.3 16.1 15.2 Total Trading Revenue $ 34.7 $ 34.1 $ 29.8 $ 30.5 $ 23.3 A A Total Trading Revenue A + B B * Non-GAAP measure


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Fee Income - Asset Management & Transactions • Fiduciary and asset management revenue decreased $1.9 million, primarily from higher transaction- related fees recognized in the prior quarter • Assets under management or administration (“AUMA”) decreased $3.0 billion during the quarter driven by lower market valuations and normal seasonal distributions • Transaction card revenue grew to $32.0 million this quarter, marking another record quarter 10 ($Million) Q1 2026 Qtr. Seq. $ Change Qtr. Seq. % Change Qtr. YOY % Change Markets & Securities $ 64.6 $ (1.8) (2.6)% 26.9% Fiduciary & Asset Management 66.5 (1.9) (2.7)% 9.0% Transaction Card 32.0 0.4 1.3% 18.0% Deposit Service Charges & Fees 32.2 0.2 0.6% 6.4% Other Revenue 14.5 (2.0) (12.3)% (2.3)% Asset Management & Transactions 145.2 (3.3) (2.2)% 9.0% Total Fees & Commissions $ 209.8 $ (5.1) (2.4)% 13.9% 2+1 1 2


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Marty Grunst EVP, Chief Financial Officer 11


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Yields, Rate & Margin Net Interest Income • Net interest income declined $2.7 million linked quarter, driven by seasonal declines in DDA balances, shorter day count in the first quarter, and the funding of temporary margin posted on behalf of our energy customers. Core net interest income, excluding trading, decreased $4.8 million* Net Interest Margin • 8 basis point NIM decrease with core net interest margin, excluding trading,* declining 7 basis points 12 ($Million) Q1 2026 Q4 2025 Q1 2025 Quarterly Sequential Quarterly YOY Net Interest Income $342.6 $345.3 $316.3 (0.8)% 8.3% Net Interest Margin 2.90% 2.98% 2.78% (8) bps 12 bps Yield on Loans 6.25% 6.48% 6.71% (23) bps (46) bps Tax-equivalent Yield on Earning Assets 5.23% 5.36% 5.45% (13) bps (22) bps Cost of Interest-bearing Deposits 2.71% 2.91% 3.24% (20) bps (53) bps Rate on Interest- bearing Liabilities 2.92% 3.06% 3.42% (14) bps (50) bps Net Interest Income ($Million) $301.1 $312.0 $323.3 $332.1 $327.2 $15.2 $16.1 $14.3 $13.2 $15.4 NII excl. Trading* Trading NII 1Q25 2Q25 3Q25 4Q25 1Q26 $0 $100 $200 $300 $400 2.78% 2.80% 2.91% 2.98% 2.90% 3.05% 3.12% 3.16% 3.22% 3.15% Reported NIM NIM excl. Trading* 1Q25 2Q25 3Q25 4Q25 1Q26 2.50% 3.00% 3.50% 4.00% Net Interest Margin * Non-GAAP measure


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Expenses • Personnel expenses were down $11.6 million, primarily driven by lower incentive compensation costs • Cash-based incentive compensation decreased $7.0 million as the fourth quarter was elevated, primarily driven by strong results in both commercial and wealth production volumes • Regular compensation decreased $2.5 million, reflecting normalization of quarterly compensation expense as the majority of transitional personnel costs from talent base alignment were recognized in the prior quarter • Excluding the impact of the FDIC special assessment adjustment in the prior quarter, non-personnel expense decreased $4.8 million, primarily related to lower professional fees 13 ($Million) Q1 2026 Q4 2025 Q1 2025 Quarterly Sequential Quarterly YOY Total Personnel Expense $211.2 $222.7 $214.2 (5.2)% (1.4)% Memo: Deferred compensation** 0.2 2.4 (0.7) N/A N/A Total Personnel Expense (Excluding Deferred Compensation) $211.0 $220.3 $214.9 (4.2)% (1.8)% Non-Personnel Expense $143.0 $138.3 $133.3 3.4% 7.2% Total Operating Expense $354.2 $361.1 $347.5 (1.9)% 1.9% Efficiency Ratio* 63.2% 60.7% 68.3% Adjusted Efficiency Ratio* 63.2% 64.9% 68.2% * Non-GAAP measure **Other gains and losses, net includes deferred compensation losses of $1.8 million in Q1 2026, gains of $3.7 million in Q4 2025, and losses of $1.1 million in Q1 2025.


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic 2026 Full Year Outlook 14 Bold represents changes compared to the prior quarter. *Refer to Slide #2 regarding forward looking statements, expectations above assume no change to economic environment. **Non-GAAP measure. Refer to Form-10K furnished on February 18, 2026. Business Driver 2025 Actuals FY '26 As of 04/21/26* Notes EOP Loans $25.7 billion 10% area Continuing our recent broad-based loan growth trends in our existing portfolio, and expansion of Mortgage Finance. EOP Inv Securities $15.4 billion Flat Net Interest Income $1.3 billion $1.42 to $1.45 billion Assumes no rate cuts in 2026, consistent with market implied forwards. Fees & Commissions $801 million $820 to $845 million Reflects mid‑single‑digit fee growth excluding trading, as a no‑rate‑cut outlook modestly shifts trading revenues toward fee income. Total Revenue $2.2 billion Mid single-digit growth rate Expenses $1.4 billion Low single-digit growth Efficiency Ratio** 65.1% 63% area Provision Expense $2 million $15 to $35 million Credit outlook is strong. Assumes near 10% loan growth and a gradual migration toward more normal levels of credit performance.


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Question & Answer Session 15


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Stacy Kymes Chief Executive Officer 16


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Appendix 17


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Credit Resilience Disciplined Credit Concentration • CRE limit on total committed balances is 185% of tier one capital plus reserves • Office CRE outstandings only comprise 3% of total loans 18 100 year history in energy lending and a tested playbook • 72% oil / 28% gas-weighted borrowers • Robust stress testing process with 18 petroleum engineers and analysts on staff * '26 YTD has been annualized for comparability with prior periods.


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Securities and Interest Rate Risk Position Interest Rate Risk • Approximately 76% of the total loan portfolio is variable rate or fixed rate that reprice within a year • Approximately 84% of Commercial and Commercial Real Estate portfolios are variable rate or fixed rate that reprice within a year • Sensitivity to betas - The impact of decreasing our deposit beta by 10% in a down -100 interest rate scenario is 0.13% on NII 19 Scenario Δ NII % Δ NII $ Down 200 Ramp, year 1 1.81% $26.9 million Down 100 Ramp, year 1 0.76% $11.2 million Up 100 Ramp, year 1 (0.81)% $(12.0) million Up 200 Ramp, year 1 (1.86)% $(27.6) million Securities Portfolio • Short duration with limited extension, current portfolio duration is 3.0 years, extending to only 3.6 years if rates increase 200 bps • RMBS portfolio is all "AAA" rated with average credit enhancement of ~18% • Portfolio runoff for Q1 2026 was $707 million 94% 5% 1% Govt/GSE Guaranteed RMBS Muni BOKF Securities by Guarantee Type 03/31/2026


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Quarterly Financial Summary 20


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic Quarterly Financial Summary cont. 21


 
Pri m ar y & se co nd ar y br an d co lor s Data viz colors Data viz monochromatic