Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 40,925	$ 51,579
Marketable securities	198,513	200,641
Prepaid expenses and other assets	17,493	12,125
Total current assets:	256,931	264,345
Property and equipment, net	762	762
Operating lease right-of-use assets	10,162	11,509
Marketable securities	40,261
Restricted cash	975	975
Other long-term assets	102	102
Total assets	309,193	277,693
Current liabilities
Accounts payable	6,583	5,756
Accrued expenses	10,550	15,508
Current portion of operating lease liabilities	971	1,001
Total current liabilities	18,104	22,265
Operating lease liabilities, net of current portion	10,294	11,505
Total liabilities	28,398	33,770
Commitments and contingencies (Note 5)
Stockholders' equity:
Common stock, $0.0001 par value; 900,000,000 shares authorized at June 30, 2024 and December 31, 2023; 70,662,806 shares issued and outstanding at June 30, 2024; 59,252,349 and 59,239,113 shares issued and outstanding, respectively, at December 31, 2023	7	6
Additional paid-in capital	770,745	663,154
Accumulated other comprehensive loss	(248)	(50)
Accumulated deficit	(489,709)	(419,187)
Total stockholders' equity	280,795	243,923
Total liabilities and stockholders' equity	$ 309,193	$ 277,693

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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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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).