Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Statements of Cash Flows (Unaudited)

v3.19.3
Condensed Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2019
Sep. 30, 2018
Cash flows from operating activities:    
Net loss $ 53,540 $ 23,653
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation, amortization and other 628 569
Stock-based compensation expense 4,330 2,762
Amortization of debt discount and accretion related to debt 347 219
Change in common stock warrant fair value (3) (916)
Accretion of asset retirement obligations 48 28
Capitalized interest 0 (125)
Loss on extinguishment of debt 0 115
Loss on impairment of long-lived assets 22,139 0
Changes in operating assets and liabilities:    
Prepaid expenses (96) (1,116)
Accounts receivable from related party 240 (31,163)
Grants revenue receivable (1,262) (4,100)
Other assets (145) (156)
Operating lease right-of-use assets, non-current 1,077 0
Accounts payable 524 (906)
Accrued liabilities 2,661 3,733
Operating lease liabilities (511) 0
Other liabilities 0 215
Deferred revenue (15,709) 30,635
Net cash used in operating activities (39,272) (23,859)
Cash flows from investing activities:    
Purchases of property and equipment (6,329) (5,421)
Purchase of marketable securities (73,758) 0
Sales of marketable securities 48,583 0
Net cash used in investing activities (31,504) (5,421)
Cash flows from financing activities:    
Payments of capital and finance lease obligations 23 (36)
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 1,300 157
Proceeds from issuance of common stock and warrants, net of offering expenses 0 48,061
Net cash provided by financing activities 1,323 49,114
Net (decrease) increase in cash, cash equivalents, and restricted cash (69,453) 19,834
Cash, cash equivalents and restricted cash, beginning of period 87,721 58,910
Cash, cash equivalents and restricted cash, end of period 18,268 78,744
Supplemental Cash Flow Information    
Cash paid for interest 514 286
Non-Cash Investing and Financing Activities    
Fixed asset additions in accounts payable and accrued expenses $ 1,197 $ 192