DT Midstream (DTM) EVP Wendy Ellis logs RSU vesting and share withholding for taxes

Rhea-AI Filing Summary

DT Midstream, Inc. executive vice president and general counsel Wendy Ellis reported equity compensation activity in the company’s stock. On February 1, 2026, 4,104 restricted stock units converted into common shares at $0 exercise price, with fractional shares paid in cash under the plan terms.

The same day, Ellis acquired 4,628.92 shares of common stock through this award and related plan activity, then had 2,267 shares withheld at a price of $126.02 per share, typically for tax obligations. After these transactions, Ellis directly owned 15,499.92 shares of DT Midstream common stock, including shares accumulated via the company’s dividend reinvestment plan.

Insider Trade Summary

4,104 shares exercised/converted

Mixed 3 txns

Insider Ellis Wendy

Role E.V.P., Gen Counsel & Corp Sec

Type	Security	Shares	Price	Value
Exercise	Restricted Stock Units	4,104	$0.00	--
Exercise	Common Stock	4,628.92	$0.00	--
Tax Withholding	Common Stock	2,267	$126.02	$286K

Holdings After Transaction: Restricted Stock Units — 0 shares (Direct); Common Stock — 17,766.92 shares (Direct)

Footnotes (1)

1. Includes shares of the Issuer's common stock acquired under the Issuer's dividend reinvestment plan. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock with any fractional shares being paid in cash. This restricted stock unit vested February 1, 2026.

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
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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^*

Ellis Wendy

(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., Gen Counsel & Corp Sec

3. Date of Earliest Transaction (Month/Day/Year)
02/01/2026

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	02/01/2026		M		4,628.92(1)	A	(2)	17,766.92(1)	D
Common Stock	02/01/2026		F		2,267	D	$126.02	15,499.92	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
Restricted Stock Units	(2)	02/01/2026		M			4,104	(3)	(3)	Common Stock	4,104	$0	0	D

Explanation of Responses:

1. Includes shares of the Issuer's common stock acquired under the Issuer's dividend reinvestment plan.

2. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock with any fractional shares being paid in cash.

3. This restricted stock unit vested February 1, 2026.

	/s/ Andrew Hayner, Attorney-in-Fact	02/03/2026
	** 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 transaction did DT Midstream (DTM) executive Wendy Ellis report?

Wendy Ellis reported routine equity compensation activity involving DT Midstream stock. On February 1, 2026, 4,104 restricted stock units converted into common shares, followed by share withholding for taxes. These transactions reflect standard executive compensation rather than an open-market stock purchase or sale.

How many DT Midstream (DTM) shares did Wendy Ellis acquire and dispose of?

On February 1, 2026, Wendy Ellis acquired 4,628.92 DT Midstream common shares from equity awards and related plan activity. She then had 2,267 shares withheld at a price of $126.02 per share, typically to cover tax obligations, resulting in a net increase in directly held shares.

What happened to Wendy Ellis’s restricted stock units in DT Midstream (DTM)?

A grant of 4,104 restricted stock units vested on February 1, 2026, converting into an equal number of DT Midstream common shares at a $0 exercise price. Any fractional share from this conversion was settled in cash, as provided under the company’s equity compensation plan terms.

How many DT Midstream (DTM) shares does Wendy Ellis own after this Form 4?

Following the February 1, 2026 transactions, Wendy Ellis directly owned 15,499.92 DT Midstream common shares. This total includes shares acquired previously under the company’s dividend reinvestment plan, as well as shares obtained through vested restricted stock units and related equity compensation activity.

Was the DT Midstream (DTM) insider transaction an open-market sale by Wendy Ellis?

The reported activity largely reflects equity awards and tax withholding, not a discretionary open-market sale. Shares were acquired at a $0 exercise price upon vesting of restricted stock units, and 2,267 shares were withheld at $126.02 per share, commonly to satisfy tax liabilities from the vesting.

What does the tax withholding transaction mean in Wendy Ellis’s DT Midstream (DTM) filing?

The transaction coded “F” shows 2,267 DT Midstream shares withheld at $126.02 per share. This typically indicates shares were retained by the issuer to cover income and payroll taxes triggered when restricted stock units vested and converted into common shares for the executive.