CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 33,015	$ 43,921
Short-term investments	272,646	283,491
Accounts receivable	42	167
Prepaid expenses and other current assets	2,548	2,455
Total current assets	308,251	330,034
Restricted cash, noncurrent	269	268
Property and equipment, net	1,356	1,484
Operating lease, right-of-use asset	7,317	7,510
Long-term investments	56,453	40,556
Total assets	373,646	379,852
Current liabilities:
Accounts payable	4,170	3,593
Accrued liabilities	16,891	21,187
Deferred revenue, current	10,227	16,288
Operating lease liability, current	950	912
Total current liabilities	32,238	41,980
Deferred revenue, noncurrent	0	929
Operating lease liability, noncurrent	8,705	9,002
Total liabilities	40,943	51,911
Commitments and contingencies
Stockholders’ equity:
Preferred stock, $0.001 par value per share; 10,000,000 shares authorized at March 31, 2024 and December 31, 2023; zero shares issued and outstanding at March 31, 2024 and December 31, 2023	0	0
Common stock, $0.001 par value per share; 200,000,000 shares authorized at March 31, 2024 and December 31, 2023; 65,552,322 and 60,347,457 shares issued and outstanding at March 31, 2024 and December 31, 2023, respectively	66	60
Additional paid-in capital	606,963	583,629
Accumulated other comprehensive (loss) income	(263)	397
Accumulated deficit	(274,063)	(256,145)
Total stockholders’ equity	332,703	327,941
Total liabilities and stockholders’ equity	$ 373,646	$ 379,852