CONDENSED CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 474,885	$ 542,224
Marketable securities	0	49,194
Prepaid expenses and other current assets	6,476	25,293
Total current assets	481,361	616,711
Property and equipment, net	91	83
Operating lease right-of-use asset	2,861	0
Other non-current assets	299	3,297
Total assets	484,612	620,091
Current liabilities:
Accounts payable	14,232	5,783
Accrued expenses	52,624	56,277
Operating lease liability, current	969	0
Other current liabilities	58	0
Total current liabilities	67,883	62,060
Early-exercise liability	1	6
Operating lease liability, non-current	1,889	0
Other non-current liability	0	6
Total liabilities	69,773	62,072
Commitments and contingencies (Note 8)
Preferred stock:
Preferred stock (undesignated), $0.0001 par value; 10,000,000 shares authorized and no shares issued and outstanding at March 31, 2022 and December 31 2021	0	0
Common stock, $0.0001 par value; 1,000,000,000 shares authorized, 109,773,173 shares issued and 108,780,525 shares outstanding at June 30, 2022; 1,000,000,000 shares authorized, 111,251,660 shares issued and 110,782,909 shares outstanding at December 31, 2021	11	11
Treasury stock, at cost; 992,648 shares and 468,751 shares at June 30, 2022 and December 31, 2021, respectively	0	0
Additional paid-in capital	858,593	850,125
Accumulated other comprehensive loss	0	(8)
Accumulated deficit	(443,765)	(292,109)
Total stockholders' equity (deficit)	414,839	558,019
Total liabilities, convertible preferred stock and stockholders' equity (deficit)	$ 484,612	$ 620,091