Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited)

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 loss $ 15,321 $ 18,409
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation, amortization and other 301 187
Stock-based compensation expense 2,803 1,565
Amortization of debt discount and accretion related to debt 221 127
Change in common stock warrant fair value (2) (912)
Accretion of asset retirement obligations 25 18
Capitalized interest 0 (125)
Loss on extinguishment of debt 0 115
Loss on disposal of equipment 0 2
Changes in operating assets and liabilities:    
Prepaid expenses (14) (236)
Accounts receivable from related party 240 (663)
Other assets (763) (120)
Operating lease right-of-use assets, non-current 678 0
Accounts payable 862 (1,935)
Accrued liabilities 1,098 3,128
Other liabilities (330) 229
Deferred revenue (12,676) 2,893
Net cash used in operating activities (22,878) (14,136)
Cash flows from investing activities:    
Purchases of property and equipment (1,121) (4,190)
Purchase of marketable securities (55,659) 0
Sales of marketable securities 10,893 0
Net cash used in investing activities (45,887) (4,190)
Cash flows from financing activities:    
Payments of capital and finance lease obligations (8) (25)
Proceeds from issuance of long-term debt and warrants, net 0 4,537
Repayment of long-term debt 0 (3,605)
Proceeds from stock option exercises 847 156
Net cash provided by financing activities 839 1,063
Net decrease in cash, cash equivalents, and restricted cash (67,926) (17,263)
Cash, cash equivalents and restricted cash, beginning of period 87,721 58,910
Cash, cash equivalents and restricted cash, end of period 19,795 41,647
Supplemental Cash Flow Information    
Cash paid for interest 344 284
Non-Cash Investing and Financing Activities    
Fixed asset additions in accounts payable 935 701
Fixed asset additions in accrued expenses $ 665 $ 413