CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Current assets:
Cash and cash equivalents	$ 35,841	$ 39,878
Short-term marketable securities	92,325	79,228
Accounts receivable, net	373	298
Prepaid expenses and other current assets	6,799	9,452
Total current assets	135,338	128,856
Marketable securities	33,199	62,771
Property and equipment, net	1,531	1,620
Other assets	3,997	4,158
Total assets	174,065	197,405
Current liabilities:
Accounts payable	10,810	8,878
Accrued expenses	6,565	19,446
Other current liabilities	2,705	2,628
Total current liabilities	20,080	30,952
Other liabilities	2,971	3,074
Contingent consideration	9,000	6,200
Total liabilities	32,051	40,226
Stockholders' Equity:
Preferred stock, $0.00001 par value; 10,000,000 shares authorized and no shares issued or outstanding at March 31, 2024 and December 31, 2023
Common stock, $0.00001 par value; 200,000,000 shares authorized at March 31, 2024 and December 31, 2023; 71,248,017 and 70,894,889 shares issued and outstanding at March 31, 2024 and December 31, 2023, respectively	1	1
Additional paidin capital	930,114	928,080
Accumulated other comprehensive loss	(364)	(106)
Accumulated deficit	(787,737)	(770,796)
Total stockholders' equity	142,014	157,179
Total liabilities and stockholders' equity	$ 174,065	$ 197,405