DT MIDSTREAM INC

Ticker: DTM CUSIP: 23345M107 Class: COMMON STOCK

GATEWAY INVESTMENT ADVISERS LLC's Holding History (CIK: 0001114618)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 2,603 Value ($000) $312 Avg Close $114.29 Range $104.28 - $121.96

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,603	$312	$114.29	$104.28 - $121.96