Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 59,340	$ 36,269
Marketable securities	93,852	234,077
Prepaid expenses and other current assets	3,920	1,338
Total current assets	157,112	271,684
Property and equipment, net	701	851
Right-of-use asset	831	797
Total assets	158,644	273,332
Current liabilities:
Accounts payable	18,562	21,380
Accrued expenses	79,598	55,048
Lease liability	760	410
Total current liabilities	98,920	76,838
Long term liabilities:
Loan payable, net of discount	48,983	0
Lease liability	71	387
Total long term liabilities	49,054	387
Total liabilities	147,974	77,225
Stockholders' equity:
Preferred stock, par value $0.0001 per share authorized: 5,000,000 shares at September 30, 2022 and December 31, 2021; 1,969,797 shares issued and outstanding at September 30, 2022 and December 31, 2021
Common stock, par value $0.0001 per share authorized: 200,000,000 at September 30, 2022 and December 31, 2021; 17,103,395 and 17,103,395 shares issued and outstanding at September 30, 2022 and December 31, 2021, respectively	2	2
Additional paid-in-capital	887,660	863,495
Accumulated other comprehensive loss	(237)	(80)
Accumulated deficit	(876,755)	(667,310)
Total stockholders' equity	10,670	196,107
Total liabilities and stockholders' equity	$ 158,644	$ 273,332