CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 22,834	$ 39,878
Short-term marketable securities	88,259	79,228
Accounts receivable, net	325	298
Prepaid expenses and other current assets	6,217	9,452
Total current assets	117,635	128,856
Marketable securities	38,778	62,771
Property and equipment, net	1,293	1,620
Other assets	3,365	4,158
Total assets	161,071	197,405
Current liabilities:
Accounts payable	7,269	8,878
Accrued expenses	5,762	19,446
Other current liabilities	2,651	2,628
Total current liabilities	15,682	30,952
Other liabilities	2,367	3,074
Contingent consideration	9,200	6,200
Total liabilities	27,249	40,226
Stockholders' Equity:
Preferred stock, $0.00001 par value; 10,000,000 shares authorized and no shares issued or outstanding at June 30, 2024 and December 31, 2023
Common stock, $0.00001 par value; 200,000,000 shares authorized at June 30, 2024 and December 31, 2023; 71,332,825 and 70,894,889 shares issued and outstanding at June 30, 2024 and December 31, 2023, respectively	1	1
Additional paidin capital	933,007	928,080
Accumulated other comprehensive loss	(463)	(106)
Accumulated deficit	(798,723)	(770,796)
Total stockholders' equity	133,822	157,179
Total liabilities and stockholders' equity	$ 161,071	$ 197,405