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Condensed Balance Sheets - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Current assets    
Cash and cash equivalents $ 5,688 $ 19,187
Short-term investments 79,724 96,397
Accounts receivable 7,876 7,091
Inventory 8,581 7,822
Prepaid expenses and other current assets 2,501 2,319
Total current assets 104,370 132,816
Property and equipment, net 894 603
Operating lease right-of-use asset 15,067 0
Restricted cash 122 122
Other assets 21 21
Total assets 120,474 133,562
Current liabilities    
Accounts payable 1,175 1,378
Accrued liabilities 7,550 7,923
Operating lease liability 692 0
Total current liabilities 9,417 9,301
Deferred rent, noncurrent 0 911
Long-term debt 51,954 49,847
Operating lease liability, net of current portion 15,694 0
Total liabilities 77,065 60,059
Commitments and contingencies (Note 5)
Stockholders’ equity    
Preferred stock, $0.001 par value, 10,000,000 shares authorized and no shares issued and outstanding as of September 30, 2022 and December 31, 2021 0 0
Common stock, $0.001 par value, 200,000,000 shares authorized as of September 30, 2022 and December 31, 2021; 24,864,119 and 24,452,999 shares issued and outstanding as of September 30, 2022 and December 31, 2021, respectively 25 24
Additional paid-in capital 504,425 497,522
Accumulated other comprehensive loss (1,334) (272)
Accumulated deficit (459,707) (423,771)
Total stockholders’ equity 43,409 73,503
Total liabilities and stockholders’ equity $ 120,474 $ 133,562