DT MIDSTREAM INC

Ticker: DTM CUSIP: 23345M107 Class: COMMON STOCK

MATHER GROUP, LLC.'s Holding History (CIK: 0001527641)

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

Q3 2025

Shares 268 Value ($000) $30 Avg Close $103.16 Range $96.65 - $113.33

Q1 2025

Shares 268 Value ($000) $26 Avg Close $97.17 Range $82.90 - $111.03

Q4 2024

Shares 250 Value ($000) $25 Avg Close $91.78 Range $75.01 - $105.74

Q3 2024

Shares 236 Value ($000) $19 Avg Close $71.25 Range $65.67 - $76.75

Q2 2024

Shares 761 Value ($000) $47 Avg Close $62.00 Range $57.09 - $68.50

Q1 2024

Shares 472 Value ($000) $26 Avg Close $51.93 Range $47.65 - $57.82

Period	Shares	Value ($000)	Average Close	Price Range
Q3 2025	268	$30	$103.16	$96.65 - $113.33
Q1 2025	268	$26	$97.17	$82.90 - $111.03
Q4 2024	250	$25	$91.78	$75.01 - $105.74
Q3 2024	236	$19	$71.25	$65.67 - $76.75
Q2 2024	761	$47	$62.00	$57.09 - $68.50
Q1 2024	472	$26	$51.93	$47.65 - $57.82