Annual report pursuant to Section 13 and 15(d)

BALANCE SHEETS

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BALANCE SHEETS - USD ($)
$ in Thousands
Dec. 31, 2018
Dec. 31, 2017
Current assets:    
Cash and cash equivalents $ 76,322 $ 38,290
Short-term investments 52,215 77,461
Accounts receivable, net 4,077  
Inventories 894  
Prepaid and other current assets 3,479 1,682
Total current assets 136,987 117,433
Property and equipment, net 1,387 875
Other assets 735 803
Total assets 139,109 119,111
Current liabilities:    
Accounts payable 6,391 2,636
Accrued compensation 9,952 7,059
Accrued research and development 6,763 5,028
Other accrued liabilities 3,598 3,330
Deferred revenue, current portion 1,030  
Deferred liability - sublease, current portion   284
Total current liabilities 27,734 18,337
Long - term portion of deferred revenue 1,408  
Long-term portion of deferred rent 90 90
Other long-term liabilities   38
Commitments
Stockholders' equity:    
Preferred stock, $0.001 par value; 10,000,000 shares authorized; none issued and outstanding as of December 31, 2018 and 2017
Common stock, $0.001 par value; 400,000,000 shares authorized; 167,171,505 and 146,814,906 shares issued and outstanding as of December 31, 2018 and 2017, respectively 167 147
Additional paid-in capital 1,319,068 1,239,435
Accumulated other comprehensive loss (24) (82)
Accumulated deficit (1,209,334) (1,138,854)
Total stockholders' equity 109,877 100,646
Total liabilities and stockholders' equity $ 139,109 $ 119,111