DT MIDSTREAM INC

Ticker: DTM CUSIP: 23345M107 Class: COMMON STOCK

Universal- Beteiligungs- und Servicegesellschaft mbH's Holding History (CIK: 0002057170)

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

Q4 2025

Shares 17,604 Value ($000) $2,107 Avg Close $114.29 Range $104.28 - $121.96

Q3 2025

Shares 16,308 Value ($000) $1,844 Avg Close $103.16 Range $96.65 - $113.33

Q2 2025

Shares 11,715 Value ($000) $1,288 Avg Close $99.18 Range $81.47 - $109.51

Q1 2025

Shares 12,070 Value ($000) $1,165 Avg Close $97.17 Range $82.90 - $111.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	17,604	$2,107	$114.29	$104.28 - $121.96
Q3 2025	16,308	$1,844	$103.16	$96.65 - $113.33
Q2 2025	11,715	$1,288	$99.18	$81.47 - $109.51
Q1 2025	12,070	$1,165	$97.17	$82.90 - $111.03