v3.20.4
Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Cash flows from operating activities    
Net loss - before noncontrolling interest ("NCI") $ (35,888) $ (17,268)
Adjustments to reconcile net loss - before NCI to net cash used in operating activities    
Depreciation expense 23 14
Stock-based compensation 2,044 1,571
Change in fair value - Senior Secured Convertible Notes and Senior Convertible Note 5,327 559
Debt extinguishment loss - Senior Secured Convertible Notes 6,497 1,831
Changes in operating assets and liabilities:    
Prepaid expenses and other current assets (1,336) (90)
Accounts payable 501 613
Accrued expenses and other current liabilities 918 56
Deposits - Long-Term (643)
Net cash flows used in operating activities (21,914) (13,357)
Cash flows from investing activities    
Purchase of equipment (55) (27)
Net cash flows used in investing activities (55) (27)
Cash flows from financing activities    
Proceeds - issue of Senior Secured Convertible Notes 13,300
Proceeds - issue of Senior Convertible Note 3,700 6,300
Proceeds - Cares Act Paycheck Protection Program Loan 300
Proceeds - issue of common stock - registered offerings 16,032 5,413
Payment - offering costs - registered offerings (100) (34)
Payment - Senior Secured Convertible Note (86)
Payment - Senior Secured Convertible Notes - non-installment payments (600) (279)
Proceeds - issue common stock - Employee Stock Purchase Plan 357 67
Proceeds - exercise of Series S Warrants 12
Proceeds - exercise of stock options issued under equity incentive plan of majority owned subsidiary 5
Net cash flows provided by financing activities 33,006 11,381
Net increase (decrease) in cash 11,037 (2,003)
Cash, beginning of period 6,219 8,222
Cash, end of period $ 17,256 $ 6,219

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