Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 139,886	$ 219,684
Marketable securities	119,390	0
Prepaid expenses and other current assets	4,435	2,949
Restricted cash	1,255
Total current assets	264,966	222,633
Operating lease, right-of-use asset	23,316	2,771
Property and equipment, net	7,783	1,706
Restricted cash		1,255
Other assets	4,745	3,727
Total assets	300,810	232,092
Current liabilities:
Accounts payable	5,842	3,483
Accrued expenses and other current liabilities	17,884	8,210
CVR liability (Note 3)	1,700	3,060
Operating lease liability	1,423	2,324
Total current liabilities	26,849	17,077
Operating lease liability, net of current portion	18,226	831
Total liabilities	45,075	17,908
Commitments and contingencies (Note 9)
Stockholders’ equity:
Common stock, $0.001 par value; 150,000,000 shares authorized; 69,893,434 shares and 43,805,922 shares issued and outstanding at December 31, 2022 and December 31, 2021, respectively	70	44
Additional paid-in capital	601,153	399,713
Accumulated other comprehensive loss	(104)
Accumulated deficit	(411,214)	(270,973)
Total stockholders’ equity	255,735	214,184
Total liabilities and stockholders’ equity	300,810	232,092
Series A Convertible Preferred Stock [Member]
Stockholders’ equity:
Preferred stock, value	$ 65,830	$ 85,400