DT MIDSTREAM INC

Ticker: DTM CUSIP: 23345M107 Class: COMMON STOCK

NORDEN GROUP LLC's Holding History (CIK: 0001990699)

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

Q4 2025

Shares 2,574 Value ($000) $308 Avg Close $114.29 Range $104.28 - $121.96

Q3 2025

Shares 2,439 Value ($000) $276 Avg Close $103.16 Range $96.65 - $113.33

Q2 2025

Shares 3,436 Value ($000) $378 Avg Close $99.18 Range $81.47 - $109.51

Q1 2025

Shares 3,144 Value ($000) $303 Avg Close $97.17 Range $82.90 - $111.03

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	2,574	$308	$114.29	$104.28 - $121.96
Q3 2025	2,439	$276	$103.16	$96.65 - $113.33
Q2 2025	3,436	$378	$99.18	$81.47 - $109.51
Q1 2025	3,144	$303	$97.17	$82.90 - $111.03