Net (loss) income per Share (Tables)

12 Months Ended

Dec. 31, 2025

Earnings Per Share [Abstract]

Schedule of Basic and Diluted Earnings Per Share Computation

The following table sets forth the reconciliation of the numerators and denominators of the basic and diluted per share computations for continuing operations for the years ended December 31:

(Dollars in thousands, except shares)
	2025		2024
Numerator:
Net loss	$	(56,991)	$	(58,300)
(Less) Net income (loss) attributable to non-controlling interest	(3,580)		5,034
Net loss attributable to Soluna Holdings, Inc.	(53,411)		(63,334)
Less: Preferred dividends or deemed dividends	(3,840)		(2,153)
Less: Cumulative Preferred Dividends in arrears	(11,808)		(10,844)
Balance	$	(69,059)	$	(76,331)
Denominator:
Basic and Diluted EPS:
Common shares outstanding, beginning of period, including penny warrants and excluding restricted stock awards not vested	8,106,814		2,592,455
Weighted average common shares issued during the period including penny warrants issued and outstanding and excluding restricted stock awards not vested as of year-end	20,942,034		2,516,884
Denominator for basic and diluted earnings per common shares —weighted average common shares	29,048,848		5,109,339
Basic and diluted loss per share	(2.38)		(14.94)