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Balance Sheets - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Current assets:    
Cash and cash equivalents $ 68,985 $ 386,200
Short-term investments 176,985  
Prepaid expenses and other current assets 10,378 2,804
Total current assets 256,348 389,004
Property and equipment, net 7,954 3,272
Operating lease right-of-use assets 27,958  
Long-term investments 27,117  
Restricted cash 871  
Other assets 4,089 550
Total noncurrent assets 67,989 3,822
Total assets 324,337 392,826
Current liabilities:    
Accounts payable 6,758 29,785
Accrued compensation 3,455 284
Accrued manufacturing expenses 4,440 13,012
Accrued expenses (including related party accrual of $0 and $677 as of December 31, 2021 and December 31, 2020, respectively) 8,787 3,766
Deferred rent - current   14
Operating lease liabilities — current 5,276  
Total current liabilities 28,716 46,861
Deferred rent - long-term   10
Operating lease liabilities — long-term 11,507  
Other liabilities 96 112
Total liabilities 40,319 46,983
Commitments and contingencies (Note 6)
Stockholders' Equity    
Preferred stock, $0.001 par value — 10,000,000 authorized at December 31, 2021 and December 31, 2020; no shares issued and outstanding at December 31, 2021 and December 31, 2020
Common stock, $0.001 par value - 500,000,000 shares authorized at December 31, 2021 and December 31, 2020;53,031,978 and 51,071,593 shares issued and outstanding at December 31, 2021 and December 31, 2020, respectively 56 54
Additional paid-in capital 582,844 544,353
Accumulated other comprehensive loss (241)  
Accumulated deficit (298,641) (198,564)
Total stockholders' equity 284,018 345,843
Total liabilities, redeemable convertible preferred stock and stockholders' equity $ 324,337 $ 392,826