CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 112,553	$ 162,636
Short term marketable securities	54,366	0
Restricted cash	21,000	0
Accounts receivables	0	21,011
Other receivables	825	3,482
Prepaid expenses and other current assets	400	18,476
Total current assets	189,144	205,605
Non-current assets:
Restricted cash	30	20
Property and equipment, net	0	43
Intangible assets	0	14,700
Goodwill	0	13,064
Long term prepaid expenses	0	7,192
Other assets	0	123
Total non-current assets	30	35,142
Total Assets	189,174	240,747
Current liabilities:
Accounts payable	1,233	2,853
Accrued expenses	29,636	8,255
Other current liabilities	115	460
Total current liabilities	30,984	11,568
Non-current liabilities:
Contingent consideration	0	52,000
Deferred tax liability	0	3,969
Deferred revenue	0	1,500
Total non-current liabilities	0	57,469
Total Liabilities	30,984	69,037
Stockholders’ Equity:
Preferred stock, $0.001 par value per share; 5,000,000 shares authorized at December 31, 2022 and 2021; no shares issued and outstanding at December 31, 2022 and 2021	0	0
Common stock, $0.001 par value per share; 400,000,000 shares authorized at December 31, 2022 and 2021; 202,759,043 and 199,463,645 shares issued and outstanding at December 31, 2022 and 2021, respectively	202	199
Additional paid-in capital	494,675	487,768
Accumulated deficit	(336,141)	(316,257)
Other comprehensive loss	(546)	0
Total Stockholders’ Equity	158,190	171,710
Total Liabilities and Stockholders’ Equity	$ 189,174	$ 240,747