Birchtech Corp.
Financial highlights
| Metric | FY December 31, 2025 | FY December 31, 2024 | FY December 31, 2023 | FY December 31, 2022 | FY December 31, 2021 |
|---|---|---|---|---|---|
| Revenue | $17.6M | $17.4M | $17.6M | $21.6M | $13.0M |
| Gross profit | $7.4M | $7.1M | $5.5M | $7.0M | — |
| Operating income | -$3.0M | -$7.2M | -$9.0M | $903,987 | — |
| Operating expenses | $10.4M | $14.3M | $14.4M | $6.1M | — |
| Cost of revenue | $10.2M | $10.3M | $12.2M | $14.6M | $7.9M |
| Cash from operations | -$700,110 | -$4.1M | $19.2M | $70,989 | -$205,980 |
| Capital expenditure | $29,296 | $809,432 | $0 | $10,727 | $10,975 |
| Free cash flow | -$729,406 | -$4.9M | $19.2M | $60,262 | -$216,955 |
| Impairments | $50,000 | $43,000 | $219,707 | $0 | — |
| Total assets | $9.2M | $10.3M | $28.3M | $9.3M | $8.1M |
| Total liabilities | $11.0M | $9.1M | $28.3M | $16.8M | $18.4M |
Shares outstanding 26.3M · Free float 78.2%
Annual filing data through FY ended December 31, 2025; float as of July 8, 2026.