DT MIDSTREAM INC

Ticker: DTM CUSIP: 23345M107 Class: COMMON STOCK

Merewether Investment Management, LP's Holding History (CIK: 0001736852)

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

Q4 2025

Shares 1,042,600 Value ($000) $124,778 Avg Close $114.29 Range $104.28 - $121.96

Q3 2025

Shares 1,000,600 Value ($000) $113,128 Avg Close $103.16 Range $96.65 - $113.33

Q2 2025

Shares 342,200 Value ($000) $37,611 Avg Close $99.18 Range $81.47 - $109.51

Q1 2025

Shares 37,600 Value ($000) $3,628 Avg Close $97.17 Range $82.90 - $111.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,042,600	$124,778	$114.29	$104.28 - $121.96
Q3 2025	1,000,600	$113,128	$103.16	$96.65 - $113.33
Q2 2025	342,200	$37,611	$99.18	$81.47 - $109.51
Q1 2025	37,600	$3,628	$97.17	$82.90 - $111.03