Dudediligence.

DT Midstream, Inc

DTMNYSE · Natural Gas Transmission
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Last 12 months

Sales planned on beside the trades reported on , and whether each names a .

Planned ·

$273,012

1 notice · 2,002 sh

Oct 2025 to Oct 2026

Reported ·

$271,852

1 sale · 2 buys · $47,381 bought

Oct 2025 to Jun 2026

The two figures cover different periods.

The one reported sale does not carry the 10b5-1 box. It is under 0.01% of the shares on issue.

PLANNED · FORM 144Oct 2025 to Oct 2026REPORTED · FORM 4Oct 2025 to Jun 2026N2025DJ2026FMAMJJASO2026-02-26: Tumminello Peter I, Form 1442026-02-25: Jewell Jeffrey A, bought2026-02-26: Tumminello Peter I, sold2026-05-15: Jewell Jeffrey A, bought
under a no plan named▼ sale▲ buysize is dollars

Form 144 notices, newest first

2026-02-26Tumminello Peter I, Director$273,012
2,002 shno plan date144 ↗
Form 4, 2026-02-27: sold 2,002 at $135.79 Form 4 ↗