Condensed Unaudited Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets
Cash and cash equivalents	$ 153,100	$ 261,447
Available for sale securities	167,435	120,302
Prepaid expenses and other current assets	8,943	5,739
Total current assets	329,478	387,488
Property and equipment, net	708	348
Right-of-use asset, net	1,604	1,522
Total assets	331,790	389,358
Current liabilities
Accrued research and development expenses	11,383	14,403
Accounts payable and accrued expenses	11,601	12,856
Lease liability	1,604	952
Total current liabilities	24,588	28,211
Lease liability, non-current	27	619
Term loan, net	47,649	0
Total liabilities	72,264	28,830
Stockholders' equity
Preferred stock—$0.001 par value, 5,000,000 shares authorized, no shares issued or outstanding	0	0
Common stock—$0.001 par value, 200,000,000 shares authorized, 120,572,641 and 115,277,012 shares issued and outstanding at September 30, 2022 and December 31, 2021, respectively	121	115
Additional paid-in capital	1,065,545	1,040,098
Accumulated deficit	(805,745)	(679,595)
Accumulated other comprehensive income	(395)	(90)
Total stockholders' equity	259,526	360,528
Total liabilities and stockholders' equity	$ 331,790	$ 389,358