Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited)

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Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2017
Sep. 30, 2016
Cash flows from operating activities:    
Net loss $ (19,549) $ (8,622)
Reconciliation of net loss to net cash used in operating activities    
Depreciation 2,149 403
Amortization of intellectual property 118 93
Accretion of asset retirement obligation 21
Fair value of warrants issued for consulting services 138
Stock based compensation 592 898
Amortization of debt discount 206 26
Amortization of deferred financing costs 63 44
Non-cash convertible note interest expense 456 197
Impairment of acquired intellectual property 2,411
Changes in operating assets and liabilities    
Accounts receivable (577)
Inventory (1,159)
Prepaid expenses and other current assets 150 (80)
Accounts payable 1,152 500
Accrued expenses 773 530
Deferred rent (132) 71
Net cash used in operating activities (13,326) (5,802)
Cash flows from investing activities:    
Decrease in restricted cash 1,124 8,263
Purchases of property and equipment, net (6,618) (20,940)
Other assets (93)
Intellectual property related expenditures (436) (165)
Net cash used in investing activities (5,930) (12,935)
Cash flows from financing activities:    
Proceeds from issuance of common stock, net of transaction costs 11,556 9,167
Payments on notes payable (133)
Payments on capital leases (102) (21)
Proceeds from issuance of convertible notes payable, net of issuance costs 4,858
Net cash provided by financing activities 11,321 14,004
Net decrease in cash and cash equivalents (7,935) (4,733)
Cash and cash equivalents at beginning of period 25,458 20,141
Cash and cash equivalents at end of period 17,523 15,408
Non-cash investing activities    
Tenant improvement allowances 78
Non-cash financing activities    
Capital lease 143
Supplemental disclosure of non-cash transactions    
Change in property and equipment resulting from change in accounts payable (344) 2,548
Change in property and equipment resulting from change in accrued expenses (702) 123
Decrease in restricted cash resulting from a decrease in accounts payable 2,644
Recognition of convertible debt discount 4,975
Asset retirement obligation offset with asset retirement cost (property and equipment) 670
Fair value of common stock issued for intellectual property $ 2,149