CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets:
Cash and cash equivalents	$ 90,121	$ 106,092
Short-term investments	93,822	127,703
Interest receivable	206	157
Prepaid expenses and other current assets	3,486	7,100
Prepaid expenses to related party		2,000
Total current assets	187,635	243,052
Restricted cash	852	852
Other assets	122	612
Property and equipment, net		930
Operating lease right-of-use assets	2,187	31,633
Total assets	190,796	277,079
Current liabilities:
Accounts payable	6,761	3,004
Accrued expenses	10,086	13,985
Income tax payable		128
Operating lease liability, current	10,781	7,165
Total current liabilities	28,367	24,338
Operating lease liability, long term	16,648	28,222
Total liabilities	45,015	52,560
Stockholders' equity:
Preferred stock, $0.0001 par value: 10,000,000 shares authorized at December 31, 2023 and December 31, 2022, respectively; 0 shares issued and outstanding at December 31, 2023 and December 31, 2022, respectively;
Common stock, $0.0001 par value: 300,000,000 and 150,000,000 shares authorized at December 31, 2023 and Decembe 31, 2022 respectively; 114,153,538 and 93,268,069 shares issued at December 31, 2023 and Decembe 31, 2022, respectively; and 114,148,991 and 93,093,243 shares outstanding at December 31, 2023 and December 31, 2022, respectively	11	9
Additional paid-in capital	802,025	690,753
Accumulated other comprehensive loss	(62)	(468)
Accumulated deficit	(656,193)	(465,775)
Total stockholders' equity	145,781	224,519
Total liabilities and stockholders' equity	190,796	277,079
Related Party
Current liabilities:
Amount due to related party	$ 739	$ 56