EARNINGS PER SHARE (Tables)

12 Months Ended

Dec. 31, 2025

Earnings Per Share [Abstract]

Schedule of Components of Earnings Per Share

The following table details the components of basic and diluted EPS.


			Year ended December 31,
			2025						2024						2023
			(In thousands, except per-share amounts)
Numerator for basic and diluted EPS:

Net loss			$	(1,906)					$	(113,175)					$	(38,947)
Less: Net income attributable to Subsidiary Series A Preferred Units			(14,863)						(14,806)						(12,581)
Net loss attributable to noncontrolling interest			10,831						5,822						—
Net loss attributable Summit Midstream Corporation			(5,938)						(122,159)						(51,528)

Less: Net income attributable to Series A Preferred Stock			(13,631)						(13,337)						(11,566)

Net loss attributable to common equity holders			$	(19,569)					$	(135,496)					$	(63,094)

Denominator for basic and diluted EPS:
Weighted-average number of shares outstanding – basic			12,133						10,600						10,334
Effect of nonvested restricted stock units			—						—						—
Effect of assumed conversion and elimination of noncontrolling interest net income			—						—						—
Weighted-average number of shares outstanding – diluted			12,133						10,600						10,334

Net Loss per share:
Common Stock – basic			$	(1.61)					$	(12.78)					$	(6.11)
Common Stock – diluted			$	(1.61)					$	(12.78)					$	(6.11)
Class B Common Stock – basic and diluted			$	—					$	—					$	—

Nonvested anti-dilutive restricted shares excluded from the calculation of diluted EPS			437						546						245
Class B Common Stock			6,527						592						—