ClearSign Technologies Corp (CLIR) Financial Statements
Industry: Industrial Instruments For Measurement, Display, and Control
In fiscal 2025, ClearSign Technologies reported revenue of $5.2M, up 45.6% from $3.6M the year before. Net income was -$5.5M (a -105.0% net margin), or -$0.99 per diluted share. Gross margin was 27.2% and operating margin was -127.5%. Operating activities generated -$4.7M of cash, leaving -$4.7M of free cash flow. At fiscal year end, ClearSign Technologies held $12.2M in total assets against $2.7M in total liabilities, including $9.2M of cash and equivalents.
Open the full interactive ClearSign Technologies financials → Quarterly statements, key ratios, valuation history and price charts.
ClearSign Technologies Key Stats
| Share Price | $2.88 |
|---|---|
| Market Cap | $17.1M |
| Revenue YoY Growth | +45.6% |
| 52-Week Range | $2.88 – $10.00 |
| Shares Outstanding | 5.9 million (basic, 2026 Q2) |
ClearSign Technologies Income Statement
| FY 2020 | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | |
|---|---|---|---|---|---|---|
| Revenue | $0 | $607,000 | $374,000 | $2.4M | $3.6M | $5.2M |
| Cost of Goods Sold | $279,000 | $1.1M | $258,000 | $1.6M | $2.5M | $3.8M |
| Gross Profit | -$279,000 | -$452,000 | $116,000 | $817,000 | $1.1M | $1.4M |
| Operating Income | -$6.9M | -$8.1M | -$6.1M | -$6.0M | -$6.5M | -$6.7M |
| Pre-Tax Income | -$6.9M | -$7.9M | -$5.8M | -$5.2M | -$5.3M | -$5.5M |
| Income Tax | — | — | $0 | $0 | $0 | $0 |
| Net Income | -$6.9M | -$7.9M | -$5.8M | -$5.2M | -$5.3M | -$5.5M |
| Diluted EPS | -$2.47 | -$2.50 | -$1.60 | -$1.30 | -$1.10 | -$0.99 |
ClearSign Technologies Quarterly Results
| 2025 Q3 | 2025 Q4 | 2026 Q1 | 2026 Q2 | |
|---|---|---|---|---|
| Revenue | $1.0M | $3.7M | $191,000 | $560,000 |
| Net Income | -$1.4M | -$311,000 | -$2.2M | -$1.3M |
| Diluted EPS | — | -$0.06 | -$0.39 | -$0.22 |
ClearSign Technologies Balance Sheet
| FY 2020 | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | |
|---|---|---|---|---|---|---|
| Cash & Equivalents | $8.8M | $7.6M | $6.5M | $5.7M | $14.0M | $9.2M |
| Current Assets | $9.4M | $8.0M | $9.7M | $6.5M | $14.8M | $11.2M |
| Total Assets | $11.1M | $9.4M | $10.9M | $7.6M | $15.9M | $12.2M |
| Current Liabilities | $1.1M | $731,000 | $1.1M | $2.3M | $2.0M | $2.6M |
| Total Long-Term Debt | $251,000 | — | — | — | — | — |
| Total Liabilities | $1.6M | $1.1M | $1.4M | $2.4M | $2.2M | $2.7M |
| Shareholders' Equity | $9.5M | $8.3M | $9.6M | $5.2M | $13.8M | $9.5M |
ClearSign Technologies Cash Flow Statement
| FY 2020 | FY 2021 | FY 2022 | FY 2023 | FY 2024 | FY 2025 | |
|---|---|---|---|---|---|---|
| Cash From Operations | -$6.0M | -$6.7M | -$5.0M | -$3.2M | -$4.4M | -$4.7M |
| Cash From Investing | -$194,000 | -$213,000 | -$2.7M | $2.5M | -$218,000 | -$101,000 |
| Cash From Financing | $6.4M | $5.7M | $6.5M | -$15,000 | $12.9M | -$21,000 |
| Free Cash Flow | -$6.0M | -$6.8M | -$5.0M | -$3.2M | -$4.4M | -$4.7M |
Figures from ClearSign Technologies' 10-K and 10-Q filings with the SEC, as of 2026-10-14. Fiscal years follow the company's own reporting calendar. EPS and share counts are adjusted for later stock splits. See the full ClearSign Technologies financials page for every line item.
ClearSign Technologies Company Profile
| Ticker | CLIR |
|---|---|
| Exchange | Nasdaq |
| Industry | Industrial Instruments For Measurement, Display, and Control |
| Headquarters | Tulsa, Oklahoma |
| Incorporated in | Delaware |
| Fiscal Year End | December 31 |
| SEC Filer Category | Non-accelerated filer, smaller reporting company |
| SEC CIK | 0001434524 |
Frequently Asked Questions
What was ClearSign Technologies' revenue in fiscal 2025?
ClearSign Technologies (CLIR) reported revenue of $5.2M for fiscal 2025.
What is ClearSign Technologies' annual revenue history?
ClearSign Technologies' annual revenue by fiscal year: 2020: $0; 2021: $607,000; 2022: $374,000; 2023: $2.4M; 2024: $3.6M; 2025: $5.2M.
What was ClearSign Technologies' net income in fiscal 2025?
ClearSign Technologies reported net income of -$5.5M for fiscal 2025.
What was ClearSign Technologies' earnings per share (EPS) in fiscal 2025?
ClearSign Technologies' diluted EPS was -$0.99 for fiscal 2025 (adjusted for any later stock splits).
How much free cash flow did ClearSign Technologies generate in fiscal 2025?
ClearSign Technologies generated -$4.7M of free cash flow in fiscal 2025.
What was ClearSign Technologies' revenue last quarter?
In its most recent reported quarter (2026 Q2), ClearSign Technologies reported revenue of $560,000.
How many shares of ClearSign Technologies are outstanding?
ClearSign Technologies reported a weighted average of 5.9 million basic shares outstanding in 2026 Q2.
What is ClearSign Technologies' market cap?
Based on its latest closing price, ClearSign Technologies (CLIR) has a market capitalization of about $17.1M.
When does ClearSign Technologies' fiscal year end?
ClearSign Technologies' fiscal year end, as registered with the SEC, is December 31.
Where is ClearSign Technologies headquartered?
ClearSign Technologies lists its business address in Tulsa, Oklahoma in its SEC filings.
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