CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Current assets:
Cash and cash equivalents	$ 65,500	$ 114,916
Research and development incentive receivable	2,099	1,189
Prepaid expenses and other current assets	351	769
Total current assets	67,950	116,874
Property and equipment, net	20	36
Right of use assets, net	669	459
Deferred tax assets, net		159
Deferred costs	576	0
Other long term assets	30	90
Deposits	1,108	293
Total assets	70,353	117,911
Current liabilities:
Accounts payable	5,657	4,189
Accrued expenses	5,152	5,366
Lease liability - current portion	416	432
Total current liabilities	11,225	9,987
Non current liabilities:
Lease liability, net of current portion	262	37
Total liabilities	11,487	10,024
Stockholders' equity:
Common stock, $0.001 par value; 240,000,000 shares authorized; 99,021,376 and 88,318,454 shares issued and outstanding as of December 31, 2022 and 2021, respectively	99	88
Additional paid-in capital	376,807	371,638
Accumulated other comprehensive income (loss)	128	(267)
Accumulated deficit	(318,168)	(263,572)
Total stockholders' equity	58,866	107,887
Total liabilities and stockholders' equity	$ 70,353	$ 117,911