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Condensed Balance Sheets (Unaudited) - USD ($)
$ in Thousands
Jun. 30, 2023
Dec. 31, 2022
Current assets:    
Cash and cash equivalents $ 68,209 $ 108,297
Restricted cash 822 822
Marketable securities, current 118,878 132,757
Prepaid expenses and other current assets 2,504 5,130
Total current assets 190,413 247,006
Property and equipment, net 11,136 10,955
Marketable securities, noncurrent 31,757 2,495
Right-of-use assets 8,729 9,539
Other assets 181 313
Total assets 242,216 270,308
Current liabilities:    
Accounts payable 3,489 2,996
Accrued expenses 7,940 7,308
Operating lease liabilities, current 18 528
Total current liabilities 11,447 10,832
Operating lease liabilities, noncurrent 12,960 13,448
Total liabilities 24,407 24,280
Stockholders’ equity:    
Preferred stock, $0.00001 par value, 5,000,000 shares authorized at June 30, 2023 and December 31, 2022. No shares issued or outstanding at June 30, 2023 and December 31, 2022.
Common stock, $0.00001 par value, 1,000,000,000 shares authorized; 46,143,536 and 45,771,332 shares issued and outstanding at June 30, 2023 and December 31, 2022, respectively.
Additional paid-in capital 495,744 487,516
Accumulated deficit (277,607) (241,043)
Accumulated other comprehensive loss (328) (445)
Total stockholders’ equity 217,809 246,028
Total liabilities and stockholders’ equity $ 242,216 $ 270,308