v3.19.2
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Cash flows from operating activities:    
Net income (loss) $ 25 $ (1,586)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:    
Depreciation and amortization 2,402 1,775
Impairment of property and equipment   361
Stock-based compensation 1,659 1,075
Changes in operating assets and liabilities:    
Accounts receivable 6,299 (2,431)
Prepaid expenses and other assets (621) (568)
Accounts payable (514) 1,105
Accrued expenses and other current liabilities (510) (702)
Deferred revenue (1,049) 134
Net cash provided by (used in) operating activities 7,691 (837)
Cash flows from investing activities:    
Purchase of property and equipment (2,363) (5,643)
Investment in intangible and other assets (39) (26)
Net cash used in investing activities (2,402) (5,669)
Cash flows from financing activities:    
Proceeds from issuance of common stock upon secondary offering 11,247  
Payments of offering costs (445)  
Proceeds from exercise of stock options 348 451
Proceeds from exercise of warrants 51 989
Proceeds from employee stock purchase plan 642 421
Net cash provided by financing activities 11,843 1,861
Increase (decrease) in cash, cash equivalents and restricted cash 17,132 (4,645)
Effect of exchange rate on cash and cash equivalents 22 (81)
Cash, cash equivalents and restricted cash at beginning of year 10,278 19,597
Cash, cash equivalents and restricted cash at end of period $ 27,432 14,871
Supplemental cash flow disclosures:    
Deferred offering costs included in other assets   $ 66

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