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CONSOLIDATED BALANCE SHEETS - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Current assets:    
Cash and cash equivalents $ 83,993 $ 123,469
Marketable securities 39,623 120,147
Accounts receivable 13,837 10,386
Inventory, net 1,086 4,388
Prepaid expenses and other current assets 9,273 21,170
Total current assets 147,812 279,560
Property, equipment and software, net 31,993 37,676
Other non current assets 15,542 18,009
Total assets 195,347 335,245
Current liabilities:    
Accounts payable 4,619 15,500
Accrued expenses and other current liabilities 33,321 33,755
Deferred revenue 7,085 20,646
Lease liabilities 5,021 4,677
Total current liabilities 50,046 74,578
Deferred revenue, net of current portion 5,084 0
Lease liabilities, net of current portion 17,001 20,791
Other non current liabilities 258 258
Total liabilities 72,389 95,627
Stockholders' equity:    
Common stock, $0.01 par value -- 125,000,000 shares authorized, 61,462,189 and 61,307,428 shares outstanding at September 30, 2022 and December 31, 2021, respectively 615 613
Additional paid-in capital 1,228,952 1,213,002
Accumulated other comprehensive loss (113) (61)
Accumulated deficit (1,106,496) (973,936)
Total stockholders' equity 122,958 239,618
Total liabilities and stockholders' equity $ 195,347 $ 335,245