DT Midstream, Inc. — Director's Dealing 2026

Feb 3, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DT Midstream, Inc. (DTM)
CIK: 0001842022
Period of Report: 2026-02-01

Reporting Person: Finland Joseph Peter (N/A)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-02-01	Common Stock	M	321.45	—	Acquired	321.45	Direct
2026-02-01	Common Stock	F	145	$126.02	Disposed	176.45	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-02-01	Restricted Stock Units	$	M	285	Disposed		Common Stock (285)	Direct

Footnotes

F1: Includes shares of the Issuer's common stock acquired under the Issuer's dividend reinvestment plan.

F2: 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.

F3: This restricted stock unit vested on February 1, 2026.