David Slater - 02 Aug 2025 Form 4 Insider Report for DT Midstream, Inc. (DTM)

Signature
/s/ Andrew Hayner, Attorney-in-Fact
Issuer symbol
DTM
Transactions as of
02 Aug 2025
Transactions value $
-$2,523,868
Form type
4
Filing time
04 Aug 2025, 16:57:45 UTC
Previous filing
27 Feb 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Slater David President and CEO, Director 500 WOODWARD AVE., SUITE 2900, DETROIT /s/ Andrew Hayner, Attorney-in-Fact 04 Aug 2025 0001724472

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction DTM Common Stock Options Exercise +52K +35.49% 198K 02 Aug 2025 Direct F1, F2
transaction DTM Common Stock Tax liability -$2.52M -23.9K -12.05% $105.61 174K 02 Aug 2025 Direct

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction DTM Restricted Stock Units Options Exercise $0 -43.5K -100% $0.00 0 02 Aug 2025 Common Stock 43.5K Direct F2, F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
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 25% on August 2, 2023, 25% on August 2, 2024 and 50% on August 2, 2025, subject to the Reporting Person's continued service with the Issuer through the applicable vesting date.