Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets

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Condensed Consolidated Balance Sheets - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Current assets:    
Cash $ 12,995 $ 27,813
Accounts receivable, net of allowances of $59 and $212, respectively 2,988 2,760
Inventories, net 3,361 3,025
Prepaid expenses and other current assets 509 1,339
Total current assets 19,853 34,937
Property and equipment, net 2,170 2,249
Intangible assets, net 90 491
Goodwill 189 189
Other assets 121 122
Total assets 22,423 37,988
Current liabilities:    
Accounts payable 3,438 2,420
Accrued liabilities 3,469 3,503
Deferred revenues, current 945 1,103
Note payable, current 2,333 2,139
Total current liabilities 10,185 9,165
Deferred revenues 1,535 816
Note payable, net 3,199 4,830
Warrant liability 1,810 1,648
Contingent liabilities 80 81
Other non-current liabilities 27 57
Total liabilities 16,836 16,597
Commitments and contingencies (Note 14)
Stockholders' equity:    
Convertible preferred stock, $0.001 par value; 10,000 shares authorized; none issued and outstanding at September 30, 2018 and December 31, 2017 0 0
Common stock, $0.001 par value; 141,429 shares authorized; 62,617 and 59,943, shares issued and outstanding at September 30, 2018 and December 31, 2017, respectively 63 60
Additional paid-in capital 172,721 165,825
Accumulated other comprehensive loss (183) (340)
Accumulated deficit (167,014) (144,154)
Total stockholders' equity 5,587 21,391
Total liabilities and stockholders' equity $ 22,423 $ 37,988