SEC Form 3 · accession 0001140361-26-037111
DT Midstream, Inc. · DTM
Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗
Reporting owner
Garrett Jacob Mehl
Officer — Sr. VP, Proj. Execution & Ops.
Period of report
Sep 14, 2026
Accepted (ET)
Sep 18, 2026 · 4:05 pm EDT
Rule 10b5-1 plan
unknown — predates the checkbox
Issuer CIK
0001842022
Table I — non-derivative securities
| Security | Date | Code | Shares | Price | A/D | Owned after | D/I | Nature of ownership |
|---|---|---|---|---|---|---|---|---|
| Common StockF1 | holding | — | — | — | 0 | I | By son |
Table II — derivative securities
| Security | Conv. / exercise price | Date | Code | Shares | A/D | Exercisable | Expires | Underlying | Underlying shares | Owned after | D/I |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Restricted Stock UnitsF4,F2,F3 | — | holding | — | — | — | — | — | Common Stock | 777 | — | D |
| Restricted Stock UnitsF4,F5,F3 | — | holding | — | — | — | — | — | Common Stock | 405 | — | D |
| Restricted Stock UnitsF4,F6,F3 | — | holding | — | — | — | — | — | Common Stock | 2,446 | — | D |
| Restricted Stock UnitsF4,F7,F3 | — | holding | — | — | — | — | — | Common Stock | 645 | — | D |
Explanation of responses
- F1The Reporting Person disclaims beneficial ownership of these securities, and this report shall not be deemed an admission that the Reporting Person is the beneficial owner of such securities for purposes of Section 16 or for any other purpose.
- F2Restricted stock units vest on February 15, 2027, subject to the Reporting Person's continued employment with the Issuer through the vesting date.
- F3Includes associated dividend equivalents under the Issuer's long-term incentive plan.
- F4Each 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.
- F5Restricted stock units vest on February 25, 2028, subject to the Reporting Person's continued employment with the Issuer through the vesting date.
- F6Restricted stock units of which 815 vest on March 5, 2027, 815 vest on March 5, 2028 and 815.840 vest on March 5, 2029, together with associated dividend equivalents, subject to the Reporting Person's continued employment with the Issuer through the applicable vesting dates.
- F7Restricted stock units vest on February 20, 2029, subject to the Reporting Person's continued employment with the Issuer through the vesting date.
Remarks
Exhibit 24 (Power of Attorney)