InsiderTrades

Form 4 for DTM DT Midstream, Inc.

Accepted 2026-03-09 00:00:00 ET · period of report 2026-03-05 · accession 0001140361-26-008475 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-03-09 2026-03-05 DTM Finland Joseph Peter CAO F - Tax $141.77 -412 1,657 -20% -$58.4K
D 2026-03-09 2026-03-05 DTM Finland Joseph Peter CAO M - OptEx — +1,033 2,069 +100% —
D 2026-03-09 2026-03-05 DTM Finland Joseph Peter CAO M - OptEx $0.00 -965 965 -50% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-05 F D 412 $141.77 1,657 D — —
2 Common Common Stock 2026-03-05 M A 1,033 — 2,069 D — — (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.
3 Derivative Restricted Stock Units 2026-03-05 M D 965 $0.00 965 D — · — to — 965 Common Stock (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) Restricted stock units of which 965 vested on March 5, 2026 and 965 vest on March 5, 2027, together with associated dividend equivalents, subject to the Reporting Person's continued employment with the Issuer through the applicable vesting dates.