Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Current assets
Cash and cash equivalents	$ 51,665	$ 50,882
Short-term investments	148,931	226,012
Accounts receivable	1,998	9,279
Tax credit receivable	83	83
Total prepaid expenses and other current assets	6,764	4,498
Total current assets	209,441	290,754
Property and equipment, net	4,606	4,321
Operating lease right-of-use assets	6,330	0
Other non-current assets	838	451
Total assets	221,215	295,526
Current liabilities
Accounts payable	2,971	2,023
Accrued liabilities	11,991	9,576
Lease liabilities, current	1,869	0
Total current liabilities	16,831	11,599
Lease liabilities, non-current	5,325	0
Other long-term liabilities	0	866
Total liabilities	22,156	12,465
Commitments and contingencies
Stockholders’ equity (deficit)
Common stock, $0.0001 par value; 300,000,000 shares authorized at December 31, 2021 and 2020; and 36,083,301 and 35,552,795 shares issued and outstanding at December 31, 2021 and 2020, respectively;	3	3
Additional paid-in capital	414,348	400,918
Accumulated deficit	(215,091)	(117,828)
Accumulated other comprehensive loss	(201)	(32)
Total stockholders’ equity	199,059	283,061
Total liabilities and stockholders’ equity	$ 221,215	$ 295,526