ClearSign Technologies Corp
Financial highlights
| Metric | FY 12/31/25 | FY 12/31/24 | FY 12/31/23 | FY 12/31/22 | FY 12/31/21 |
|---|---|---|---|---|---|
| Income Statement | |||||
| Revenue | $5.2M | $3.6M | $2.4M | $374,000 | $607,000 |
| Cost of revenue | $3.8M | $2.5M | $1.6M | $258,000 | $1.1M |
| Gross profit | $1.4M | $1.1M | $817,000 | $116,000 | -$452,000 |
| Research and development | $1.4M | $1.5M | $739,000 | $505,000 | $2.7M |
| Operating expenses | $8.1M | $7.6M | $6.8M | $6.2M | $7.7M |
| Operating income | -$6.7M | -$6.5M | -$6.0M | -$6.1M | -$8.1M |
| Pretax income | -$5.5M | -$5.3M | -$5.2M | -$5.8M | -$7.9M |
| Income tax expense | $0 | $0 | $0 | $0 | $0 |
| Net income | -$5.5M | -$5.3M | -$5.2M | -$5.8M | -$7.9M |
| Balance Sheet | |||||
| Cash and equivalents | $9.2M | $14.0M | $5.7M | $6.5M | $7.6M |
| Current assets | $11.2M | $15.2M | $6.5M | $9.7M | $8.0M |
| Total assets | $12.2M | $16.3M | $7.6M | $10.9M | $9.4M |
| Current liabilities | $2.6M | $2.4M | $2.3M | $1.1M | $731,000 |
| Total liabilities | $2.7M | $2.5M | $2.4M | $1.4M | $1.1M |
| Stockholders' equity | $9.5M | $13.8M | $5.2M | $9.6M | $8.3M |
| Cash Flow Statement | |||||
| Cash from operations | -$4.7M | -$4.4M | -$3.2M | -$5.0M | -$6.7M |
| Depreciation and amortization | $25,000 | $21,000 | $152,000 | $161,000 | $260,000 |
| Stock-based compensation | $893,000 | $528,000 | $614,000 | $373,000 | $680,000 |
| Capital expenditure | $4,000 | $39,000 | — | $10,000 | $73,000 |
| Free cash flow | -$4.7M | -$4.4M | — | -$5.0M | -$6.8M |
| Impairments | $3,000 | $20,000 | $81,000 | $19,000 | — |
Shares outstanding 5.4M · Free float 96.3%
Annual filing data through FY ended December 31, 2025; float as of July 13, 2026.