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v3.21.2

CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2021 | Sep. 30, 2020
Operating activities: |  |
Net loss | $ (13,593) | $ (5,641)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Depreciation | 36 | 16
Stock-based compensation | 853 | 289
Changes in lease liability | 173 | (81)
Changes in operating assets and liabilities: |  |
Prepaid expenses and other assets | (2,655) | (711)
Accounts payable and other current liabilities | 1,195 | (654)
Net cash used in operating activities | (13,991) | (6,782)
Investing activities: |  |
Purchase of property, plant and equipment | (25) | (54)
Net cash used in investing activities | (25) | (54)
Financing activities: |  |
Proceeds from issuing common stock and warrant exercises, net of issuance costs | 21,001 | 18,307
Payment of preferred stock dividend | (151) | (151)
Net cash provided by financing activities | 20,850 | 18,156
Effect of exchange rate changes on cash and cash equivalents | (21) | (75)
Net increase in cash and cash equivalents | 6,813 | 11,245
Cash and cash equivalents, beginning of period | 33,406 | 11,885
Cash and cash equivalents, end of period | 40,219 | 23,130
Supplemental cash flow information: |  |
Interest | 13 | 36
Taxes | 1,352 | 0
Non cash financing activities: |  |
Accrual of preferred stock dividends | $ 50 | $ 50

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