Condensed Balance Sheets - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 30,355	$ 51,426
Accounts receivable	750	0
Short-term investments	286,520	275,590
Prepaid expenses and other current assets	3,774	5,423
Total current assets	321,399	332,439
Restricted cash	816	816
Property and equipment, net	7,203	7,086
Operating lease right-of-use assets	21,927	22,279
Other long-term assets	1,611	1,390
Total assets	352,956	364,010
Current liabilities:
Accounts payable	2,051	2,159
Accrued liabilities	7,737	8,010
Current portion of deferred revenue	4,935	5,406
Unvested stock liabilities	35	169
Current portion of operating lease liabilities	1,356	763
Total current liabilities	16,114	16,507
Deferred revenue, net of current portion	1,394	2,221
Operating lease liabilities, net of current portion	24,184	24,542
Total liabilities	41,692	43,270
Commitments and contingencies (Note 3)
Stockholders’ equity (deficit):
Preferred stock, $0.001 par value; authorized shares -10,000,000 at March 31, 2023 and December 31, 2022, respectively; no shares issued and outstanding at March 31, 2023 and December 31, 2022
Common stock, $0.001 par value; authorized shares - 200,000,000 at March 31, 2023 and December 31, 2022, respectively; issued shares - 41,833,315 and 41,684,666 at March 31, 2023 and December 31, 2022, respectively; outstanding shares - 41,802,807 and 41,616,260 at March 31, 2023 and December 31, 2022, respectively	42	42
Additional paid-in capital	439,890	432,703
Accumulated other comprehensive loss	(739)	(1,535)
Accumulated deficit	(127,929)	(110,470)
Total stockholders' equity	311,264	320,740
Total liabilities and stockholders' equity	$ 352,956	$ 364,010