Quarterly report pursuant to Section 13 or 15(d)

CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED)

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CONDENSED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
OPERATING ACTIVITIES    
Net loss $ (6,697) $ (12,990)
Adjustments to reconcile net loss to net cash flows used in operating activities:    
Depreciation and amortization 746 629
Stock-based compensation 2,375 3,116
Non-cash lease expense, net 284 455
Gain on debt extinguishment (2,945) 0
Gain on lease termination (906) (352)
Deferred taxes 0 (158)
Loss on sale of property and equipment 0 176
Other 220 240
Change in operating assets and liabilities:    
Accounts receivable, net (695) 717
Inventory (36) 1,858
Prepaid expenses and other 916 2,640
Accounts payable and accrued expenses 417 (2,163)
Net cash used in operating activities (6,321) (5,832)
INVESTING ACTIVITIES    
Purchases of property and equipment (35) (794)
Net cash flows used in investing activities (35) (794)
FINANCING ACTIVITIES    
Proceeds from debt 0 2,906
Repayment of unsecured debt (721) 0
Proceeds from issuance of common stock 4,212 0
Proceeds from exercise of stock options 0 176
Net cash flows provided by financing activities 3,491 3,082
Net decrease in cash, cash equivalents and restricted cash (2,865) (3,544)
Cash, cash equivalents and restricted cash, beginning of period 4,525 9,608
Cash, cash equivalents and restricted cash, end of period 1,660 6,064
Supplemental cash flow disclosures:    
Income taxes paid 0 18
Supplemental disclosures of non-cash transactions:    
Purchase of property and equipment in accounts payable and accrued expenses 0 239
Sale of property and equipment in exchange for note receivable (recorded in prepaid expenses and other) and inventory 0 675
Derecognition of operating ROU lease asset related to operating lease termination (2,773) (4,704)
Forgiveness of PPP loan $ (2,945) $ 0