Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Sep. 30, 2025	Dec. 31, 2024
Current assets:
Cash and cash equivalents	$ 297,344	$ 139,036
Restricted cash	449	449
Prepaid expenses and other current assets	2,158	2,645
Total current assets	299,951	142,130
Restricted cash	2,151	2,151
Property, plant and equipment, net	6,805	7,485
Operating lease right-of-use assets	7,463	8,381
Other non-current assets	184	217
Total assets	316,554	160,364
Current liabilities
Accounts payable	5,438	3,592
Accrued expenses and other current liabilities	17,708	12,862
Deferred revenue	5,485	9,773
Total current liabilities	28,631	26,227
Term loan, net	50,852	43,942
Operating lease liability, net of current portion	16,506	17,361
Other non-current liabilities	1,576	1,309
Total liabilities	97,565	88,839
Commitments and contingencies - Note 13
Stockholders' (deficit) equity
Preferred stock, $0.00001 par value per share; 10,000,000 shares authorized and no shares issued and outstanding as of September 30, 2025 and December 31, 2024
Common stock, $0.00001 par value per share; 700,000,000 shares authorized and 273,915,373 issued and outstanding as of September 30, 2025 and 400,000,000 shares authorized and 204,943,306 issued and outstanding as of December 31, 2024	3	2
Additional paid-in capital	903,578	677,859
Accumulated other comprehensive loss	(1,143)	(4,031)
Accumulated deficit	(683,449)	(602,305)
Total stockholders' equity	218,989	71,525
Total liabilities and stockholders' equity	$ 316,554	$ 160,364