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v3.26.1

UNAUDITED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) | 6 Months Ended
--- | ---
Jun. 30, 2026 | Jun. 30, 2025
Cash flows from continuing operating activities: |  |
Loss from continuing operations | $ (7,682,247) | $ (4,753,545)
Adjustments to reconcile loss from continuing operations to net cash provided by (used in) continuing operating activities: |  |
Depreciation | 366,616 | 390,437
Provision for (recovery from) credit losses | 30,000 | (100)
Amortization of right-of-use assets | 91,673 | 123,909
Stock-based compensation expense | 1,516,341 | 1,061,755
Change in warranty reserves | 40,000 | 0
Change in inventory reserves | (212,939) | (394,386)
Changes in operating assets and liabilities: |  |
Accounts receivable | 3,176,676 | 449,564
Inventories | (8,230,819) | 588,495
Prepaid expenses and other current assets | (84,240) | 1,556
Security deposits | 3,019 | 0
Accounts payable | 4,459,116 | 1,466,737
Accrued expenses and other current liabilities | 5,999,492 | (1,580,362)
Operating lease liabilities | (101,826) | (127,974)
Net cash used in continuing operating activities | (629,138) | (2,773,914)
Cash flows from continuing investing activities: |  |
Purchases of property and equipment | (125,393) | (56,197)
(Purchase) sale of marketable securities | (14,175,356) | 2,184,302
Net cash (used in) provided by continuing investing activities | (14,300,749) | 2,128,105
Cash flows from continuing financing activities: |  |
Proceeds from exercise of stock options | 188,204 | 1,000,780
Payment of withholding taxes on stock-based awards | (1,196,880) | (303,477)
Net cash (used in) provided by continuing financing activities | (1,008,676) | 697,303
Net change in cash, cash equivalents, and restricted cash from continuing operations | (15,938,563) | 51,494
Net cash flow from discontinued operating activities | (157,274) | 1,269,614
Net cash flow from discontinued investing activities | 0 | (117,132)
Net cash flow from discontinued financing activities | 0 | 0
Net change in cash, cash equivalents, and restricted cash from discontinued operations | (157,274) | 1,152,482
Effect of exchange rate changes on cash |  | 460,851
Net change in cash, cash equivalents, and restricted cash | (16,095,837) | 1,664,827
Cash, cash equivalents, and restricted cash, beginning of period: | 33,374,976 | 6,794,093
Cash, cash equivalents, and restricted cash, end of period | 17,279,139 | 8,458,920
Continuing Operations |  |
Supplemental disclosure of cash flow information: |  |
Cash paid during the period for income taxes | 12,930 | 8,400
Discontinued Operations |  |
Adjustments to reconcile loss from continuing operations to net cash provided by (used in) continuing operating activities: |  |
Stock-based compensation expense | $ 0 | 66,580
Supplemental disclosure of cash flow information: |  |
Cash paid during the period for interest |  | 26,793
Cash paid during the period for income taxes |  | $ 270,354

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- Definition Amount of cash inflow (outflow) from operating activity attributable to continuing operation. Operating activity includes, but is not limited to, transaction, adjustment, and change in value not defined as investing or financing activity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 24 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-24 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 25 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-25 + Details
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- Definition Amount of periodic reduction over lease term of carrying amount of right-of-use asset from operating lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 28 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-28 + Details
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- Definition Amount of cash outflow to satisfy grantee's tax withholding obligation for award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 15 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-15 + Details
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- Definition The cash outflow associated with the acquisition of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale; includes cash outflows to pay for construction of self-constructed assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 230 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 13 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-13 + Details
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- Definition Amount of cash inflow from exercise of option under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 45 -Paragraph 14 -Subparagraph (a) -SubTopic 10 -Topic 230 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-14 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 2A -Subparagraph (a) -SubTopic 10 -Topic 718 -Publisher FASB -URI https://asc.fasb.org/1943274/2147480429/718-10-50-2A + Details
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