STATEMENT OF BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 50,706	$ 31,828
Marketable securities	195,599	259,405
Prepaid expenses and other current assets	2,319	3,882
Total current assets	248,624	295,115
Restricted cash	4,044	4,044
Property and equipment, net	4,285	3,929
Right-of-use asset	1,793	1,707
Other assets	309	303
Total assets	259,055	305,098
Current liabilities:
Accounts payable	6,273	7,840
Accrued expenses and other current liabilities	7,716	9,621
Operating lease liability	1,822	1,740
Total current liabilities	15,811	19,201
Other liabilities	2,400
Total liabilities	18,211	19,201
Commitments (Note 8)
Stockholders’ equity:
Additional paid-in capital	519,092	505,723
Accumulated other comprehensive income (loss)	(2,294)	(711)
Accumulated deficit	(275,959)	(219,120)
Total stockholders’ equity	240,844	285,897
Total liabilities and stockholders’ equity	259,055	305,098
Voting Common Stock
Stockholders’ equity:
Common stock	4	4
Non-voting Common Stock
Stockholders’ equity:
Common stock	$ 1	$ 1

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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- Definition

Carrying value as of the balance sheet date of obligations incurred and payable, pertaining to costs that are statutory in nature, are incurred on contractual obligations, or accumulate over time and for which invoices have not yet been received or will not be rendered. Examples include taxes, interest, rent and utilities. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).