DT MIDSTREAM INC

Ticker: DTM CUSIP: 23345M107 Class: COMMON STOCK

NATIXIS's Holding History (CIK: 0001274981)

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

Q4 2025

Shares 37,851 Value ($000) $4,530 Avg Close $114.29 Range $104.28 - $121.96

Q1 2025

Shares 226 Value ($000) $22 Avg Close $97.17 Range $82.90 - $111.03

Q2 2024

Shares 67,659 Value ($000) $4,806 Avg Close $62.00 Range $57.09 - $68.50

Q3 2022

Shares 604,000 Value ($000) $31,656 Avg Close $46.63 Range $39.30 - $50.73

Q2 2022

Shares 604,000 Value ($000) $29,548 Avg Close $46.57 Range $39.68 - $50.54

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	37,851	$4,530	$114.29	$104.28 - $121.96
Q1 2025	226	$22	$97.17	$82.90 - $111.03
Q2 2024	67,659	$4,806	$62.00	$57.09 - $68.50
Q3 2022	604,000	$31,656	$46.63	$39.30 - $50.73
Q2 2022	604,000	$29,548	$46.57	$39.68 - $50.54