Condensed Balance Sheets - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 77,526	$ 142,467
Short-term investments	38,931	0
Other current assets	2,028	1,522
Total current assets	118,485	143,989
Property and equipment, net	6,241	6,452
Operating lease right-of-use assets	10,257	10,766
Intangible asset, net	18	128
Other non-current assets	2,020	1,928
Total assets	137,021	163,263
Current liabilities
Accounts payable and accrued liabilities	7,886	7,415
Operating lease liabilities	1,267	1,166
Finance lease liabilities	118	55
Total current liabilities	9,271	8,636
Non-current operating lease liabilities	11,032	11,696
Non-current finance lease liabilities	10	67
Total liabilities	20,313	20,399
Stockholders’ equity
Common stock - $0.000001 par value - authorized, 100,000,000 as of June 30, 2022 and December 31, 2021; issued and outstanding, 42,579,852 as of June 30, 2022 and 42,457,471 as of December 31, 2021.	0	0
Preferred stock - $0.000001 par value - authorized, 5,000,000 as of June 30, 2022 and December 31, 2021; issued and outstanding, 0 as of June 30, 2022 and December 31, 2021.	0	0
Additional paid-in capital	541,317	536,362
Accumulated other comprehensive income (loss)	(72)	0
Accumulated deficit	(424,537)	(393,498)
Total stockholders’ equity	116,708	142,864
Total liabilities and stockholders’ equity	$ 137,021	$ 163,263