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v3.22.2.2

Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 9 Months Ended
--- | ---
Sep. 30, 2022 | Sep. 30, 2021
Cash flows from operating activities: |  |
Net loss | $ (26,365) | $ (20,302)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock option compensation expense | 4,345 | 6,224
Depreciation expense | 98 | 115
Non-cash lease expense | 339 | 0
Amortization of debt discount | 574 | 127
Interest expense accrued related to convertible notes | 120 | 119
Changes in assets and liabilities: |  |
Decrease in prepaid expenses and other assets | 708 | 676
Increase in accounts receivable | (493) | (12)
Increase in inventories | (515) | (383)
Increase (decrease) in accounts payable and accrued expenses | 2,907 | (2,622)
Increase in other liabilities, non-current | 861 | 0
Decrease in deferred revenue | (170) | (517)
Net cash used in operating activities | (17,591) | (16,575)
Cash flows from investing activities: |  |
Purchase of property, plant and equipment | (209) | (144)
Net cash used in investing activities | (209) | (144)
Cash flows from financing activities: |  |
Net proceeds from private placement | 4,896 | 0
Net procceds from debt financing | 0 | 14,437
Net proceeds from the exercise of warrants | 0 | 2,458
Net cash provided by financing activities | 4,896 | 16,895
Foreign currency effects on cash | (67) | 84
Net (decrease) increase in total cash | (12,971) | 260
Total Cash, Cash Equivalents and Restricted Cash: |  |
Beginning of period | 26,953 | 28,756
End of period | 13,982 | 29,016
Cash | 9,831 | 24,865
Restricted Cash | 4,151 | 4,151
Total | 13,982 | 29,016
Supplemental Disclosure of Cash Flow Information: |  |
Interest expense | 1,337 | 260
Supplemental Disclosure of Non-Cash Investing and Financing Activities: |  |
Issuance of restricted stock for accrued fees due to a former board member | 0 | 57
Right of use assets obtained in exchange for lease obligations | 0 | 192
Conversions of preferred stock into common stock | $ 0 | $ 9

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