CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 39,040	$ 45,277
Short-term marketable securities	64,012	172,294
Accounts receivable, net	346	484
Prepaid expenses and other current assets	19,670	13,495
Total current assets	123,068	231,550
Marketable securities	83,944	12,242
Property and equipment, net	1,764	1,099
Intangible assets	6,917	6,973
Other assets	2,661	2,732
Total Assets	218,354	254,596
Current liabilities:
Accounts payable	9,648	10,351
Accrued expenses	15,160	8,701
Current portion of lease liabilities	310	684
Discontinued operations	2,202	2,202
Total current liabilities	27,320	21,938
Other liabilities	1,834	1,570
Contingent consideration	32,500	33,100
Deferred tax liability	367	367
Total liabilities	62,021	56,975
Commitments and contingencies (Note 14)
Stockholders' Equity:
Preferred stock, $0.00001 par value; 10,000,000 shares authorized and no shares issued or outstanding at September 30, 2023 and December 31, 2022
Common stock, $0.00001 par value; 200,000,000 and 100,000,000 shares authorized at September 30, 2023 and December 31, 2022, respectively; 70,818,954 and 66,688,647 shares issued and outstanding at September 30, 2023 and December 31, 2022, respectively	1	1
Additional paid-in capital	926,766	880,832
Accumulated other comprehensive loss	(1,129)	(897)
Accumulated deficit	(769,305)	(682,315)
Total stockholders' equity	156,333	197,621
Total liabilities and stockholders' equity	$ 218,354	$ 254,596