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v3.25.1

Consolidated Statements of Cash Flows - USD ($) | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Cash flows from operating activities: |  |  |
Net loss | $ (1,898,000) | $ (4,180,000) |
Adjustments to reconcile net loss to net cash used in operating activities: |  |  |
Stock-based compensation | 1,063,000 | 908,000 |
Depreciation and amortization | 684,000 | 792,000 |
Provision for excess and obsolete inventory | 1,573,000 | 387,000 |
Provision for bad debt | 13,000 |  |
Gain on sales of equipment | (717,000) |  |
Loss on disposition of Tantaline |  | 162,000 |
Impairment charge |  | 111,000 |
Changes in operating assets and liabilities, net of effects of disposition of Tantaline and sales of equipment: |  |  |
Accounts receivable | (256,000) | 1,841,000 |
Contract assets | (622,000) | 566,000 |
Inventories | 646,000 | (2,308,000) |
Employee retention credit receivable |  | 1,529,000 | $ (1,500,000)
Other assets | (150,000) | (47,000) |
Accounts payable | (524,000) | (154,000) |
Accrued expenses | 472,000 | (679,000) |
Contract liabilities | (1,773,000) | 866,000 |
Net cash used in operating activities | (1,489,000) | (206,000) |
Cash flows from investing activities: |  |  |
Purchase of property and equipment | (106,000) | (418,000) |
Net proceeds from sales of equipment | 250,000 | 597,000 |
Net cash used in disposition of Tantaline |  | (312,000) |
Net cash provided by (used in) investing activities | 144,000 | (133,000) |
Cash flows from financing activities: |  |  |
Payments of long-term debt | (82,000) | (77,000) |
Proceeds from exercise of stock options |  | 76,000 |
Net cash used in financing activities | (82,000) | (1,000) |
Net decrease in cash and cash equivalents | (1,427,000) | (340,000) |
Cash and cash equivalents at beginning of year | 14,025,000 | 14,365,000 |
Cash and cash equivalents at end of year | 12,598,000 | 14,025,000 | $ 14,365,000
Supplemental disclosure of cash flow information: |  |  |
Income taxes paid | 3,000 | 8,000 |
Interest paid | 19,000 | 24,000 |
Inventory transferred to property, plant and equipment | $ 110,000 |  |

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