DT Midstream (DTM) EVP Melissa Cox earns stock award, uses shares for taxes

Rhea-AI Filing Summary

DT Midstream, Inc. executive Melissa Cox reported two transactions in the company’s common stock. She acquired 11,019 shares on February 17, 2026 as a grant/award, representing shares earned from performance stock units after achievement of performance conditions certified by the board committee.

On the same date, she disposed of 5,240 shares in a tax-withholding transaction used to satisfy tax liabilities by delivering shares. After these transactions, she directly owned 12,132.83 shares of DT Midstream common stock.

Insider Trade Summary

2 transactions reported

Mixed 2 txns

Insider Cox Melissa

Role E.V.P., Chief Admin. Off.

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	11,019	$0.00	--
Tax Withholding	Common Stock	5,240	$132.65	$695K

Holdings After Transaction: Common Stock — 17,372.83 shares (Direct)

Footnotes (1)

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Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Cox Melissa

(Last) (First) (Middle)

500 WOODWARD AVE., SUITE 2900

(Street)

DETROIT MI 48226

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
DT Midstream, Inc. [ DTM ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	E.V.P., Chief Admin. Off.

3. Date of Earliest Transaction (Month/Day/Year)
02/17/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	02/17/2026		A		11,019	A	$0(1)	17,372.83	D
Common Stock	02/17/2026		F		5,240	D	$132.65	12,132.83	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents shares of the Issuer's common stock earned in respect of performance stock units, as certified by the Organization and Compensation Committee of the board of directors of the Issuer on February 17, 2026 based on achievement of the applicable performance conditions over the applicable performance period.

	/s/ Andrew Hayner, Attorney-in-Fact	02/19/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What insider transactions did DTM executive Melissa Cox report?

Melissa Cox reported an equity award and a related tax-withholding transaction. She received 11,019 DT Midstream shares from earned performance stock units and disposed of 5,240 shares to cover tax obligations by delivering stock rather than paying cash.

How many DT Midstream (DTM) shares did Melissa Cox acquire?

Melissa Cox acquired 11,019 shares of DT Midstream common stock. These shares were earned from performance stock units after the Organization and Compensation Committee certified achievement of required performance conditions for the applicable performance period on February 17, 2026.

Why did Melissa Cox dispose of DT Midstream (DTM) shares on February 17, 2026?

She disposed of 5,240 DT Midstream shares to satisfy tax liabilities. The filing labels this as a tax-withholding disposition, where shares are delivered to pay taxes arising from the equity award rather than an open-market sale for investment purposes.

What is Melissa Cox’s DT Midstream (DTM) share ownership after these transactions?

After the reported transactions, Melissa Cox directly owned 12,132.83 shares of DT Midstream common stock. This figure reflects both the 11,019-share award she received and the 5,240-share tax-withholding disposition recorded on February 17, 2026.

What are performance stock units in the DT Midstream (DTM) award to Melissa Cox?

The award represents shares earned from performance stock units. These units convert into common stock only after the Organization and Compensation Committee certifies that specified performance conditions were achieved over a defined performance period, as it did on February 17, 2026.