v3.19.3
CONDENSED CONSOLIDATED BALANCE SHEETS (Unaudited) - USD ($)
$ in Thousands
Sep. 30, 2019
Dec. 31, 2018
Current assets:    
Cash and cash equivalents $ 33,364 $ 49,886
Marketable securities 74,774 49,793
Prepaid expenses and other current assets 2,244 1,417
Restricted cash, current portion 638 638
Total current assets 111,020 101,734
Property and equipment, net 11,147 3,861
Other long-term assets 933 881
Restricted cash, net of current portion 3,376 290
Right-of-use assets – operating leases 16,496  
Right-of-use asset – financing lease 859  
Total assets 143,831 106,766
Current liabilities:    
Accounts payable 8,043 3,309
Accrued expenses 11,204 13,893
Deferred revenue, current portion 1,114 1,926
Deferred rent, current portion   392
Financing and capital lease obligations, current portion 231 9
Operating lease obligations, current portion 1,978  
Total current liabilities 22,570 19,529
Deferred rent, net of current portion 7,076 353
Deferred revenue, net of current portion 7,614 8,276
Financing and capital lease obligations, net of current portion 648 22
Operating lease obligations, net of current portion 18,425  
Commitments and contingencies (See Note 8)
Stockholders' equity:    
Preferred stock, $0.001 par value; 10,000,000 shares authorized at September 30, 2019 and December 31, 2018; 666 and 0 shares issued and outstanding at September 30, 2019 and December 31, 2018, respectively (equivalent to 666,000 shares of common stock upon conversion)
Common stock, $0.001 par value; 200,000,000 shares authorized at September 30, 2019 and December 31, 2018; 42,441,227 and 33,765,864 shares issued and outstanding at September 30, 2019 and December 31, 2018, respectively 43 34
Additional paid-in capital 367,764 296,100
Accumulated other comprehensive gain (loss) 21 (3)
Accumulated deficit (273,254) (217,545)
Total stockholders' equity 94,574 78,586
Total liabilities and stockholders' equity $ 143,831 $ 106,766

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