| Cash Flow | 2026-03-31 | 2025-12-31 | 2025-09-30 | 2025-06-30 |
|---|---|---|---|---|
| Consolidated net loss | -2,118,655 | -3,996,633 | -2,119,066 | -2,133,644 |
| Depreciation and amortization | 265,238 | 256,145 | 230,149 | 391,381 |
| Provision for (recovery of) credit losses | 27,409 | 113,841 | 24,117 | -75,000 |
| Provision for inventory reserve | NaN | 110,488 | NaN | NaN |
| Unrealized gain on marketable securities | NaN | 85,988 | -56,246 | -18,749 |
| Gain on the sale of marketable securities | NaN | 3,687 | NaN | NaN |
| Stock-based compensation | 131,666 | 138,171 | 126,419 | 83,439 |
| Unrealized loss on investment securities | 0 | NaN | NaN | NaN |
| Goodwill and long-lived asset impairment | NaN | 1,113,129 | NaN | NaN |
| Loss on disposition of assets | -2,344 | 1,250 | -1,713 | 280 |
| Non-cash interest expense | 0 | 0 | 9,938 | 33,538 |
| Accounts receivable | 803,359 | -1,825,609 | -395,925 | 538,938 |
| Inventory | 490,278 | 1,502,103 | -121,145 | 45,224 |
| Unbilled revenue | 0 | -11,281 | 0 | 272,160 |
| Prepaid assets and other current assets | -408,090 | 167,475 | -30,421 | 268,691 |
| Other assets | -220,537 | -133,772 | -144,038 | -186,766 |
| Accounts payable | 230,669 | -35,745 | -1,528,926 | 803,540 |
| Accrued expenses and other current liabilities | -172,403 | -173,634 | 11,573 | 85,325 |
| Deferred revenue | -601,959 | -85,943 | -790,669 | -2,193,607 |
| Other liabilities | -207,420 | -202,671 | -273,822 | -395,134 |
| Net cash used in operating activities | -3,108,121 | -2,575,255 | -3,560,799 | -3,775,620 |
| Proceeds on sale of property and equipment | NaN | 3,010 | 1,000 | 280 |
| Purchases of property and equipment | 46,118 | 47,485 | 75,307 | 277,989 |
| Proceeds from the liquidation of investment securities | 96,464 | NaN | NaN | NaN |
| Distributions to noncontrolling interest | 0 | 24,683 | 0 | 42,956 |
| Net cash provided by (used) in investing activities | 50,346 | -69,158 | -74,307 | -320,665 |
| Proceeds from follow-on offering, net of transaction costs | NaN | 0 | 18,105,100 | NaN |
| Proceeds from related party notes payable | NaN | NaN | 0 | NaN |
| Related-party note repayment | NaN | NaN | 1,076,956 | NaN |
| (repayment of) proceeds from related party note | NaN | -1,076,956 | NaN | NaN |
| Finance lease principal payments | 94,362 | 217,651 | 43,404 | 63,010 |
| Proceeds from exercise of stock options | 54,500 | 38,376 | 263,477 | 394,926 |
| Net cash used in financing activities | -39,862 | -179,275 | 17,248,217 | 331,916 |
| Net increase (decrease) in cash and cash equivalents | -3,097,637 | -2,823,688 | 13,613,111 | -3,764,369 |
| Cash and cash equivalents, beginning of the period | 12,430,287 | 15,253,975 | 5,405,233 | NaN |
| Cash and cash equivalents, end of the period | 9,332,650 | 12,430,287 | 15,253,975 | NaN |
TECOGEN INC. (TGEN)
TECOGEN INC. (TGEN)