Supplemental Balance Sheet Information

12 Months Ended

Dec. 31, 2024

Supplemental Balance Sheet Information [Abstract]

Supplemental Balance Sheet Information

12.Supplemental Balance Sheet Information

Inventories

Inventories consist of the following as of each period:

	December 31,		December 31,
	2024		2023
	(in thousands)
Raw Materials	$	964	$	2,335
Work-in-process		9,691		7,371
Total inventories	$	10,655	$	9,706

Property and equipment, net

Property and equipment consisted of the following as of each period end:

	December 31,			December 31,
	2024			2023
	(in thousands)
Leasehold improvements	$	930		$	904
Lab equipment		14,446			15,540
Machinery and equipment		572			572
Computer equipment and software		1,381			1,279
Furniture and fixtures		1,272			1,272
Construction in progress		—			158
Property and equipment, gross		18,601			19,725
Less: accumulated depreciation		(17,307	)		(15,869	)
Property and equipment, net	$	1,294		$	3,856

Depreciation expense was $2.7 million and $3.7 million for the years ended December 31, 2024 and 2023, respectively.

Other current liabilities

Other current liabilities consisted of the following as of each period end:

	December 31,		December 31,
	2024		2023
	(in thousands)
Accrued operating expenses	$	6,027	$	19,007
Current portion of operating lease liabilities		12,879		11,264
Current portion of finance lease liabilities		1,038		915
Other accrued liabilities		598		640
Total other current liabilities	$	20,542	$	31,826