DT MIDSTREAM INC

Ticker: DTM CUSIP: 23345M107 Class: COMMON STOCK

Greenland Capital Management LP's Holding History (CIK: 0001896430)

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

Q4 2025

Shares 4,000 Value ($000) $479 Avg Close $114.29 Range $104.28 - $121.96

Q2 2025

Shares 5,323 Value ($000) $585 Avg Close $99.18 Range $81.47 - $109.51

Q1 2025

Shares 2,210 Value ($000) $213 Avg Close $97.17 Range $82.90 - $111.03

Q1 2023

Shares 20,872 Value ($000) $1,030 Avg Close $45.81 Range $41.06 - $48.99

Q4 2022

Shares 75,397 Value ($000) $4,166 Avg Close $49.92 Range $45.65 - $53.29

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	4,000	$479	$114.29	$104.28 - $121.96
Q2 2025	5,323	$585	$99.18	$81.47 - $109.51
Q1 2025	2,210	$213	$97.17	$82.90 - $111.03
Q1 2023	20,872	$1,030	$45.81	$41.06 - $48.99
Q4 2022	75,397	$4,166	$49.92	$45.65 - $53.29