Quarterly report pursuant to Section 13 or 15(d)

CONDENSED STATEMENTS OF CASH FLOWS

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CONDENSED STATEMENTS OF CASH FLOWS - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Cash flows from operating activities:    
Net loss $ (5,002) $ (4,321)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 103 112
Non-cash interest expense 0 2
Non-cash gain on debt extinguishment 0 (661)
Stock-based milestone payment 50 0
Stock-based compensation 497 695
Other 2 (10)
Changes in operating assets and liabilities:    
Receivables 11 781
Inventory (176) 199
Prepaid expenses and other assets (66) (15)
Accounts payable (363) (1,079)
Accrued sales allowances 0 (60)
Deferred grant revenue (130) 0
Other accrued liabilities 343 (199)
Net cash used in operating activities (4,731) (4,556)
Cash flows from investing activities:    
Purchases of property and equipment 0 (18)
Net cash used in investing activities 0 (18)
Cash flows from financing activities:    
Net proceeds from equity offering 4,980 8,841
Net proceeds from the exercises of common stock warrants 4 0
Net cash provided by financing activities 4,984 8,841
Net increase in cash, cash equivalents and restricted cash 253 4,267
Cash, cash equivalents and restricted cash at beginning of period 6,332 5,413
Cash, cash equivalents and restricted cash at end of period $ 6,585 $ 9,680