Condensed consolidated balance sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 113,396	$ 144,895
Marketable securities	138,259	74,915
Prepaid expenses and other current assets	12,551	9,159
Deferred financing costs		117
Interest receivable	395	132
Total current assets	264,601	229,218
Restricted cash	569	569
Operating lease right-of-use assets	5,295	4,939
Property and equipment, net	7,161	4,139
Total assets	277,626	238,865
Current liabilities:
Accounts payable	1,911	2,385
Accrued and other current liabilities	14,046	14,754
Deferred revenue - current portion	12,838
Total current liabilities	28,795	17,139
Deferred revenue - net of current portion	41,078
Other long term liabilities	3,610	3,949
Total long term liabilities	44,688	3,949
Total liabilities	73,483	21,088
Commitments and contingencies (Note 6)
Stockholders’ equity
Common stock, par value of $0.0001 per share; 300,000,000 shares authorized, 39,426,440 and 36,902,499 shares issued and outstanding as of September 30, 2022 and December 31, 2021, respectively	4	4
Additional paid-in capital	477,337	414,024
Accumulated other comprehensive loss	(1,703)	(168)
Accumulated deficit	(271,495)	(196,083)
Total stockholders’ equity	204,143	217,777
Total liabilities and stockholders’ equity	$ 277,626	$ 238,865