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v3.24.1

CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022
Operating activities: |  |
Net loss | $ (3,754) | $ (3,928)
Adjustments to reconcile net loss to net cash used in operating activities: |  |
Unrealized (gain) loss on marketable equity securities | (83) | 94
Unrealized (gain) loss on short-term investments | (56) | 108
Loss on sale of marketable equity securities | 0 | 201
Gain (loss) on derivative instruments | (31) | 4
Stock-based compensation expense | 247 | 338
Depreciation | 25 | 29
Amortization of right of use lease asset | 41 | 40
Changes in operating assets and liabilities: |  |
Current assets | 20 | 265
Current liabilities | 328 | (51)
Net cash used in operating activities | (3,263) | (2,900)
Investing activities: |  |
(Purchase) sale of short-term investments - net | (4,429) | 1,028
Additions to mineral property | 0 | (340)
Sale of marketable equity securities | 0 | 63
Sale of derivative instruments - net | 31 | 0
Additions to other assets | (11) | (50)
Net cash (used by) provided by investing activities | (4,409) | 701
Financing activities: |  |
Issuance of common stock from private placements - net of issuance costs | 7,097 | 2,023
Issuance of common stock upon exercise of stock options | 459 | 30
Net cash provided by financing activities | 7,556 | 2,053
Net decrease in cash and cash equivalents | (116) | (146)
Cash and cash equivalents, beginning of year | 316 | 462
Cash and cash equivalents, end of year | 200 | 316
Non-cash financing and investing activities: |  |
Issuance of shares of common stock for services | 255 | 0
Recognition of operating lease liability and right of use asset | $ 87 | $ 0

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