As of March 31, 2026, the Company had a goodwill balance of $12.2 million. The goodwill balance is related to the acquisition of Tigo Energy AI Ltd (f/k/a Foresight Energy, Ltd. (“fSight”)).

The Company’s intangible assets by major asset class are as follows:


	March 31, 2026
(in thousands, except for useful life amounts)	Weighted Average Useful Life (Years)	Gross		Accumulated Amortization			Net Book Value
Amortizing:
Patents	6.7	$	450	$	(226	)	$	224
Customer relationships	10.0		170		(54	)		116
Developed technology	10.0		1,820		(576	)		1,244
Total intangible assets		$	2,440	$	(856	)	$	1,584


	December 31, 2025
(in thousands, except for useful life amounts)	Weighted Average Useful Life (Years)	Gross		Accumulated Amortization			Net Book Value
Amortizing:
Patents	6.7	$	450	$	(208	)	$	242
Customer relationships	10.0		170		(50	)		120
Developed technology	10.0		1,820		(530	)		1,290
Total intangible assets		$	2,440	$	(788	)	$	1,652

The Company recognized amortization expense related to intangible assets of $0.1 million and $0.1 million for the three months ended March 31, 2026, and 2025 respectively.

Amortization expense related to intangible assets at March 31, 2026, in each of the next five years and beyond is expected to be incurred as follows:


(in thousands)	Amount
Remainder of 2026	$	203
2027		262
2028		260
2029		227
2030		202
Thereafter		430
	$	1,584