Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 275,714	$ 374,038
Restricted cash	1,213
Short-term marketable securities	65,593	79,944
Prepaid expenses and other current assets	6,088	24,297
Total current assets	348,608	478,279
Long-term marketable securities		9,845
Property and equipment, net	1,297	1,790
Operating lease right-of-use assets	2,632	5,068
Restricted cash		1,213
Total assets	352,537	496,195
Current liabilities:
Accounts payable	6,107	337
Accrued liabilities	22,758	21,257
Early exercise liability, current portion	133	139
Operating lease liabilities, current portion	2,745	3,378
Total current liabilities	31,743	25,111
Operating lease liabilities, net of current portion		1,853
Early exercise liability, net of current portion	55	155
Total liabilities	31,798	27,119
Commitments and contingencies
Stockholders' equity (deficit):
Common stock	16	16
Additional paid-in capital	1,209,020	1,172,570
Accumulated other comprehensive (gain) loss	105	(76)
Accumulated deficit	(888,402)	(703,434)
Total stockholders' equity	320,739	469,076
Total liabilities and stockholders' equity	$ 352,537	$ 496,195