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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 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): September 17, 2025

Commission File Number: 1-40392

DT Midstream, Inc.

Delaware		38-2663964
(State or other jurisdiction of incorporation or organization)		(I.R.S Employer Identification No.)

Registrant's address of principal executive offices: 500 Woodward Ave., Suite 2900, Detroit, Michigan 48226-1279

Registrant’s telephone number, including area code: (313) 402-8532

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(s)		Name of Exchange on which Registered
	Common stock, par value $0.01		DTM		New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 under the Securities Act (17 CFR 230.405) or Rule 12b-2 under Exchange Act (17 CFR 240.12b-2).

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. ☐

Item 5.02

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers.

On September 17, 2025, DT Midstream, Inc. (the “Company”) appointed Joseph P. Finland to serve as the Company’s Chief Accounting Officer, effective September 17, 2025 (the “Effective Date”). Jeffrey A. Jewell, who has served as the Company’s Chief Financial Officer and Chief Accounting Officer since July 1, 2021, will continue in his role as Chief Financial Officer as of the Effective Date.

Mr. Finland, age 43, joined the Company in July 2021 as Director, Financial Planning and Analysis, before transitioning to his current role as Director, Accounting and Tax for the Company, in October 2024. From May 2018 to June 2021, Mr. Finland served as Manager, Business Forecasting and Reporting, at DTE Energy Company.

There are no family relationships between Mr. Finland and any Company director or executive officer, and no arrangements or understandings between Mr. Finland and any other persons, pursuant to which he will be appointed. Mr. Finland has no direct or indirect material interest in any transaction required to be disclosed pursuant to Item 404(a) of Regulation S-K.

Item 9.01.

Financial Statements and Exhibits.

(d) Exhibits

Exhibit		Description
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.

Date: September 22, 2025

	DT MIDSTREAM, INC. (Registrant)

	by
			/s/ Wendy Ellis

		Name:	Wendy Ellis
		Title:	General Counsel and Corporate Secretary