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BALANCE SHEETS - USD ($)
$ in Thousands
Dec. 31, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 26,630 $ 12,337
Marketable securities 133,281 207,254
Prepaid expenses and other current assets 4,072 8,226
Total current assets 163,983 227,817
Property and equipment, net 11,897 13,992
Right of use assets 5,016  
Other assets 3,265 577
Total assets 184,161 242,386
Current liabilities:    
Accounts payable 4,270 1,942
Accrued liabilities and other liabilities 4,857 4,666
Total current liabilities 9,127 6,608
Lease liabilities, long term 6,605  
Other long-term liabilities 899 2,392
Total liabilities 16,631 9,000
Stockholders' equity    
Preferred stock; par value of $0.001 per share; 10,000,000 shares authorized at December 31, 2022 and December 31, 2021, No shares issued and outstanding at December 31, 2022 and December 31, 2021
Common stock, par value of $0.001 per share; 100,000,000 shares authorized at December 31, 2022 and December 31, 2021. 27,774,536 and 27,680,997 shares issued and outstanding at December 31, 2022 and December 31, 2021, respectively 28 28
Additional paid-in capital 430,755 421,047
Accumulated other comprehensive loss (1,494) (663)
Accumulated deficit (261,759) (187,026)
Total stockholders' equity 167,530 233,386
Total liabilities and stockholders' equity $ 184,161 $ 242,386