Condensed Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets
Cash and cash equivalents	$ 243,394	$ 143,823
Marketable securities	258,820	434,283
Prepaid expenses and other current assets	4,155	12,349
Total current assets	506,369	590,455
Property and equipment, net	1,081	1,289
Other assets	1,396	1,396
Operating lease right-of-use assets, net	1,538	1,828
Total assets	510,384	594,968
Current liabilities
Accounts payable	5,470	4,252
Accrued expenses and other current liabilities	20,369	27,364
Current portion of operating lease liabilities	780	760
Total current liabilities	26,619	32,376
Operating lease liabilities	1,245	1,642
Income taxes payable	6,050	5,758
Total liabilities	33,914	39,776
Commitments and contingencies (see Note 12)
Stockholders’ equity:
Preferred stock, $0.001 par value per share; 10,000,000 shares authorized; no shares issued and outstanding
Common stock, $0.001 par value; 300,000,000 shares authorized; 84,422,000 and 83,435,513 shares issued and outstanding as of June 30, 2024 and December 31, 2023, respectively	84	83
Additional paid-in capital	776,192	750,737
Accumulated other comprehensive gain (loss)	(280)	207
Accumulated deficit	(299,526)	(195,835)
Total stockholders’ equity	476,470	555,192
Total liabilities and stockholders’ equity	$ 510,384	$ 594,968

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 amount as of the balance sheet date of the unpaid sum of the known and estimated amounts payable to satisfy all domestic and foreign income tax obligations due beyond one year or the operating cycle, whichever is longer. Alternate captions include income taxes payable, noncurrent.