SUMMIT MIDSTREAM CORPORATION

Ticker: SMC CUSIP: 86614G101 Class: Common Stock

Russell Investments Group, Ltd.'s Holding History (CIK: 0001692234)

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

Q4 2025

Shares 854 Value ($000) $23 Avg Close $23.78 Range $19.83 - $27.95

Q3 2025

Shares 854 Value ($000) $18 Avg Close $23.23 Range $19.13 - $26.88

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	854	$23	$23.78	$19.83 - $27.95
Q3 2025	854	$18	$23.23	$19.13 - $26.88