Quarterly report pursuant to Section 13 or 15(d)

Consolidated Statements of Cash Flows

v3.8.0.1
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Operating activities:    
Net loss $ (20,144) $ (17,894)
Adjustments to reconcile net loss to net cash used in operating activities    
Gain on change in fair value of warrant liabilities (4,851) (3,030)
Stock-based compensation expense 1,755 2,552
Depreciation and amortization 1,304 1,381
Provision for doubtful accounts 100 0
Amortization of deferred rent 10 (27)
Accretion of final payment fee of debt 72 0
Amortization of debt discounts 63 0
Gain on change in fair value of contingent liabilities (72) 0
Loss on repurchase of warrants 1,067 0
Unrealized gain on foreign currency transactions (425) 0
Changes in operating assets and liabilities:    
Accounts receivable (488) (131)
Inventories (1,239) (1,026)
Note receivable 0 (75)
Prepaid expense and other assets (1,618) (94)
Deferred costs of revenue (86) 4,498
Accounts payable (750) (1,335)
Accrued liabilities (577) 1,279
Deferred revenues 297 (6,653)
Net cash used in operating activities (25,582) (20,555)
Investing activities:    
Acquisition of property and equipment (353) (728)
Net cash used in investing activities (353) (728)
Financing activities:    
Proceeds from issuance of common stock and warrants, net 42,463 14,694
Principal payments on note payable (46) (58)
Fees paid related to issuance of convertible preferred stock 0 (173)
Proceeds from exercise of stock options 42 74
Net cash provided by financing activities 42,459 14,537
Effect of exchange rate changes on cash 69 (6)
Net increase (decrease) in cash 16,593 (6,752)
Cash at beginning of period 16,846 19,552
Cash at end of period 33,439 12,800
Supplemental disclosure of non-cash activities    
Transfer of property and equipment to inventory 417 167
Repurchase of warrants and share issuance 2,245 0
April 2017 warrant issuance 3,301 0
Supply earn-out 189 0
Sales earn-out 47 0
Cumulative retrospective adjustment to retained earnings for ASU 2016-09 adoption $ 171 $ 0