Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Current assets:
Cash and cash equivalents	$ 212,842	$ 653,482
Marketable securities	248,740	0
Prepaid expenses and other current assets	16,213	7,295
Total current assets	477,795	660,777
Property and equipment, net	16,670	14,636
Operating right-of-use assets	3,881	2,978
Restricted cash	210	210
Other long-term assets	6,971	4,587
Total assets	505,527	683,188
Current liabilities:
Accounts payable	4,461	3,339
Accrued expenses and other current liabilities	36,505	41,651
Total current liabilities	40,966	44,990
Operating lease liabilities, net of current portion	10,258	3,855
Total liabilities	51,224	48,845
Stockholders' equity:
Preferred stock, $0.0001 par value; 10,000,000 shares authorized; no shares issued or outstanding at September 30, 2026 and December 31, 2025
Common stock, $0.0001 par value; 300,000,000 shares authorized at September 30, 2026 and December 31, 2025; 113,647,456 and 113,133,199 shares issued and outstanding at September 30, 2026 and December 31, 2025, respectively	11	11
Additional paid-in capital	1,395,672	1,362,496
Accumulated other comprehensive loss	(467)	0
Accumulated deficit	(940,913)	(728,164)
Total stockholders' equity	454,303	634,343
Total liabilities and stockholders' equity	$ 505,527	$ 683,188