v3.26.3
Consolidated Statements of Cash Flows (Unaudited) - USD ($)
$ in Thousands
9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Operating activities:    
Net loss $ (2,373) $ (1,645)
Adjustments to reconcile net loss to net cash used in operating activities:    
Depreciation and amortization 323 244
Stock-based compensation 105 118
Loss on disposal of property and equipment 220 0
Realized investment gain, net (84) (93)
Changes in operating assets and liabilities:    
Trade accounts receivable 51 11
Inventories 46 70
Prepaid expenses and other current assets 627 (226)
Other assets and liabilities 31 (66)
Accounts payable and accrued liabilities 407 148
Deferred revenue 0 0
Net cash used in operating activities (652) (1,439)
Investing Activities:    
Purchases of debt securities (570) (5,506)
Proceeds from sales of debt securities 3,647 9,407
Purchase of property and equipment (618) (3)
Proceeds from sale of equipment 5 0
Net cash provided by investing activities 2,464 3,898
Effect of exchange rate changes on cash and cash equivalents 45 20
Net increase in cash and cash equivalents 1,857 2,479
Cash and cash equivalents at beginning of period 7,164 6,011
Cash and cash equivalents at end of period 9,021 8,490
Supplemental disclosures of cash flow information    
Interest 0 0
Income taxes 1 1
Equipment [Member]    
Adjustments to reconcile net loss to net cash used in operating activities:    
Gain on sale of equipment $ (5) $ 0