Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 53,229	$ 139,886
Short-term marketable securities	212,481	119,390
Prepaid expenses and other current assets	5,061	4,435
Restricted cash	0	1,255
Total current assets	270,771	264,966
Long-term marketable securities	7,460	0
Operating lease, right-of-use assets	21,998	23,316
Property and equipment, net	8,344	7,783
Other assets	4,864	4,745
Total assets	313,437	300,810
Current liabilities:
Accounts payable	10,655	5,842
Accrued expenses and other current liabilities	26,127	17,884
CVR liability (Note 3)	0	1,700
Operating lease liabilities	1,386	1,423
Total current liabilities	38,168	26,849
Operating lease liabilities, net of current portion	17,467	18,226
Total liabilities	55,635	45,075
Commitments and contingencies (Note 9)
Stockholders’ equity:
Preferred stock, value
Common stock, $0.001 par value; 150,000,000 shares authorized; 86,124,249 shares and 69,893,434 shares issued and outstanding at December 31, 2023 and December 31, 2022, respectively	86	70
Additional paid-in capital	801,059	601,153
Accumulated other comprehensive income (loss)	246	(104)
Accumulated deficit	(603,624)	(411,214)
Total stockholders’ equity	257,802	255,735
Total liabilities and stockholders’ equity	313,437	300,810
Series A Convertible Preferred Stock [Member]
Stockholders’ equity:
Preferred stock, value	$ 60,035	$ 65,830