SUMMIT MIDSTREAM CORPORATION

Ticker: SMC CUSIP: 86614G101 Class: Common Stock

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 668,277 Value ($000) $17,830 Avg Close $23.78 Range $19.83 - $27.95

Q3 2025

Shares 651,466 Value ($000) $13,381 Avg Close $23.23 Range $19.13 - $26.88

Q2 2025

Shares 628,685 Value ($000) $15,422 Avg Close $27.47 Range $24.39 - $37.45

Q1 2025

Shares 140,975 Value ($000) $4,778 Avg Close $40.20 Range $33.10 - $45.89

Q4 2024

Shares 142,711 Value ($000) $5,392 Avg Close $35.96 Range $31.81 - $38.80

Q3 2024

Shares 133,006 Value ($000) $4,659 Avg Close $36.10 Range $33.13 - $40.75

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	668,277	$17,830	$23.78	$19.83 - $27.95
Q3 2025	651,466	$13,381	$23.23	$19.13 - $26.88
Q2 2025	628,685	$15,422	$27.47	$24.39 - $37.45
Q1 2025	140,975	$4,778	$40.20	$33.10 - $45.89
Q4 2024	142,711	$5,392	$35.96	$31.81 - $38.80
Q3 2024	133,006	$4,659	$36.10	$33.13 - $40.75