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v3.25.0.1

Consolidated Statements of Cash Flows - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Cash flows from operating activities: |  |
Net loss | $ (26,386) | $ (47,678)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Stock option compensation expense | 9,767 | 8,151
Depreciation expense | 134 | 128
Warrant liability fair value adjustment | 14,071 | 7,998
Amortization of Right-of-Use Asset | 95 | 271
Amortization of debt discount | 460 | 776
Interest expense accrued related to convertible notes | 133 | 160
Interest paid related to convertible notes | (847) | 0
Amortization of premiums and discounts on marketable securities | (587) | (151)
Changes in operating assets and liabilities: |  |
Prepaid expenses and other assets | (1,639) | 1,029
Accounts receivable | (10,649) | 125
Inventory | (3,611) | (1,324)
Accounts payable and accrued expenses | 479 | (199)
Other liabilities, non-current | (101) | (537)
Net cash used in operating activities | (18,681) | (31,251)
Cash flows from investing activities: |  |
Purchases of investments | (52,453) | (19,651)
Maturities of investments | 52,031 | 0
Purchase of property, plant and equipment | (559) | (58)
Net cash used in investing activities | (981) | (19,709)
Cash flows from financing activities: |  |
Net proceeds from private placement | 6,771 | 22,960
Proceeds from the issuance of common stock relating to the employee stock purchase plan | 250 | 123
Repayment of Debt | (10,610) | (6,313)
Proceeds from the exercise of warrants | 41,317 | 35,004
Proceeds from the exercise of stock options | 1,682 | 4
Net cash provided by financing activities | 39,410 | 51,778
Foreign currency effects on cash | (32) | 56
Net increase in total cash | 19,716 | 874
Total Cash, Cash Equivalents and Restricted Cash: |  |
Beginning of period | 12,696 | 11,822
End of period | 32,412 | 12,696
Cash, Cash Equivalents and Restricted Cash consisted of the following: |  |
Cash | 32,412 | 12,646
Restricted Cash | 0 | 50
Total | 32,412 | 12,696
Cash paid during the periods for: |  |
Interest expense | 1,236 | 1,459
Supplemental Disclosure of Non-Cash Investing and Financing Activities: |  |
Right of use assets obtained in exchange for lease obligations | 1,029 | 84
Conversion of mezzanine equity to common shares | 0 | 11,269
Conversion of mezzanine equity to preferred shares | $ 0 | $ 7,099

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