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Balance Sheet Components

9 Months Ended

Sep. 30, 2025

Balance Sheet Related Disclosures [Abstract]

5. Balance Sheet Components

Property and Equipment, Net

Property and equipment, net is comprised of the following (in thousands):


	September 30, 2025			December 31, 2024
Leasehold improvements	$	66,618		$	66,618
Furniture and fixtures		746			746
Research equipment		18,203			16,914
Computers and software		404			404
Construction in progress		9,992			10,821
Total property and equipment, gross		95,963			95,503
Less accumulated depreciation and amortization		(27,781	)		(20,845	)
Total property and equipment, net	$	68,182		$	74,658

Depreciation and amortization expense was $2.3 million and $2.4 million for the three months ended September 30, 2025 and 2024, respectively and $6.9 million for each of the nine months ended September 30, 2025 and 2024.

Accrued and Other Current Liabilities

Accrued and other current liabilities are comprised of the following (in thousands):


	September 30, 2025		December 31, 2024
Accrued compensation	$	5,675	$	7,918
Accrued research and development costs		4,745		3,633
Accrued property and equipment		—		254
Other accrued and current liabilities		758		424
Total accrued and other liabilities	$	11,178	$	12,229