ClearSign Technologies Corporation CLIR
Company Overview
ClearSign Technologies Corporation designs and develops products and technologies for the purpose of decarbonization and improving key performance characteristics of industrial and commercial systems in the United States and the People's Republic of China. The company's technologies include ClearSign core burner technology consists of an industrial burner body and a downstream porous ceramic or metal flame stabilizing structure; ClearSign core process burner technology that provides a direct burner replacement for traditional refinery process heaters; ClearSign core boiler burner technology; ClearSign core flaring burners that can be used to provide a flare product with extremely low nitrogen oxide emissions; and ClearSign eye flame sensor, an electrical flame sensor for industrial applications. It serves energy, institutional, commercial and industrial boiler, chemical, and petrochemical industries. ClearSign Technologies Corporation was formerly known as ClearSign Combustion Corporation and changed its name to ClearSign Technologies Corporation in November 2019. The company was incorporated in 2008 and is headquartered in Tulsa, Oklahoma.
Recent Developments
- Dec 2025 Revenue of $5.23M (+45.6% YoY); net profit $-5.50M.
- Trailing 12 Months Year-on-year growth — revenue +321.1%.
Growth & Price Performance
Compounded Sales Growth
| 5 Years: | - |
| 1 Year: | 321.10% |
Stock Price Performance
| 1 Year: | -26.95% |
| 6 Months: | -20.19% |
| 3 Months: | +3.86% |
| 1 Month: | +14.93% |
Highlights auto-generated from reported financials and price data; not investment advice. Verify with official filings before acting.
- Price vs 50-DMAAbove
- Price vs 200-DMABelow
- RSI (14)51.51 · Neutral
Auto-generated from price history and fundamentals; not investment advice.
Price Chart
Technical Trend
Computed from daily close history using EMA cross, slope, and RSI signals.
Note: intraday data is not stored locally. “Hourly” uses the most recent 10 daily candles as a short-term proxy.
Fundamental Growth Charts
No fundamental data available for this stock.
Interactive charts for Revenue, Net Income, EBITDA, Free Cash Flow, EPS, ROE, ROCE, Gross/Net/Operating Margin and more — switch metric and period using the dropdowns above. CAGR is computed across the displayed window (quarterly CAGR is annualised). Visual growth charts make it easy to spot multi-year compounding trends at a glance — far faster than reading raw numbers in a table.
PROS
No notable strengths flagged.
CONS
- Trading 59.3% below its 52-week high.
- In a downtrend (50-DMA below 200-DMA).
* The pros and cons are auto-generated from financial metrics.
Valuation
Growth (CAGR)
Profitability & Returns
Balance Sheet & Liquidity
Ownership
Financial Snapshot
Peer comparison
Peer companies in the same sector (Industrials).
| # | Name | CMP $ | P/E | Mkt Cap | Div Yld % | ROCE % | ROE % | Rev CAGR 5Y % | Profit CAGR 5Y % |
|---|---|---|---|---|---|---|---|---|---|
| 1 | CLIR ClearSign Technologies Corporation | 4.31 | -431.00 | $27.19M | 0.00% | -69.51% | -51.73% | - | - |
| 2 | SPCX Space Exploration Technologies Corp. R3KAIDEFENCE | 153.47 | -139.52 | $1.16T | 0.00% | -3.22% | -11.95% | 34.08% | -3.34% |
| 3 | CAT Caterpillar Inc. SPXR3K | 822.48 | 35.47 | $378.07B | 0.79% | 17.98% | 56.97% | 2.29% | 5.24% |
| 4 | GE GE Aerospace SPXR3KDEFENCE | 334.91 | 39.40 | $347.49B | 0.60% | 9.52% | 48.23% | -7.42% | -5.36% |
| 5 | RTX RTX Corporation SPXR3KDEFENCE | 198.81 | 35.06 | $267.95B | 1.51% | 8.28% | 12.27% | 2.61% | 2.62% |
| 6 | GEV GE Vernova Inc. SPXR3KAI | 971.31 | 27.86 | $258.69B | 0.22% | 6.30% | 82.58% | 8.68% | - |
| 7 | DE Deere & Company SPXR3K | 680.73 | 37.88 | $183.54B | 0.95% | 12.53% | 18.24% | 3.43% | 5.10% |
| 8 | UNP Union Pacific Corporation SPXR3K | 288.45 | 23.38 | $171.36B | 2.01% | 15.22% | 39.70% | 2.30% | 7.77% |
| 9 | BA The Boeing Company SPXR3KDEFENCE | 210.73 | 75.80 | $166.43B | 0.00% | -9.01% | - | 1.67% | -3.28% |
Financial Statements Quarterly Results · Profit & Loss · Balance Sheet · Cash Flows · Ratios
Quarterly Results
Figures in USD.
| Metric | Jun 2016 | Sep 2016 | Dec 2016 | Mar 2017 | Jun 2017 | Sep 2017 | Dec 2017 | Mar 2018 | Jun 2018 | Sep 2018 | Dec 2018 | Mar 2019 | Jun 2019 | Sep 2019 | Dec 2019 | Mar 2020 | Jun 2020 | Sep 2020 | Dec 2020 | Mar 2021 | Jun 2021 | Sep 2021 | Dec 2021 | Mar 2022 | Jun 2022 | Sep 2022 | Dec 2022 | Mar 2023 | Jun 2023 | Sep 2023 | Dec 2023 | Mar 2024 | Jun 2024 | Sep 2024 | Dec 2024 | Mar 2025 | Jun 2025 | Sep 2025 | Dec 2025 | Mar 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | 0 | 260.00K | 361.00K | 360.00K | 0 | 0 | 180.00K | 530.00K | 0 | 0 | 0 | 0 | 0 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Gross Profit | 0 | 213.00K | -77.00K | 109.00K | 0 | -15.00K | 66.00K | 135.00K | -20.00K | -9.00K | -3.00K | -1.00K | 0 | 0 | 0 | 0 | 153.00K | -180.00K | -252.00K | 138.00K | -505.00K | -88.00K | 3.00K | - | - | 123.00K | -7.00K | 106.00K | 129.00K | 24.00K | 558.00K | 437.00K | 42.00K | 551.00K | 88.00K | 196.00K | 55.00K | 368.00K | 805.00K | -393.00K |
| Operating Income | -2.44M | -3.85M | - | -2.39M | -2.25M | -2.48M | - | -2.28M | -2.39M | -2.31M | - | -2.38M | -2.45M | -2.14M | - | -1.96M | -1.44M | -1.68M | - | -2.02M | -2.54M | -2.36M | - | -1.52M | -1.66M | -1.44M | - | -1.70M | -1.63M | -1.50M | - | -1.25M | -2.14M | -1.43M | - | -2.26M | -1.84M | -1.75M | - | -2.28M |
| Net Income | -2.43M | -3.85M | -2.31M | -2.38M | -2.24M | -2.47M | -2.59M | -2.28M | -2.39M | -2.29M | -2.54M | -2.33M | -2.43M | -2.11M | -1.62M | -1.96M | -1.39M | -1.68M | -1.85M | -2.02M | -2.29M | -2.35M | -1.23M | -1.49M | -1.64M | -1.31M | -1.32M | -1.43M | -1.48M | -1.33M | -955.00K | -1.11M | -1.87M | -1.16M | -1.16M | -2.08M | -1.68M | -1.43M | -311.00K | -2.19M |
| Diluted EPS | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | -0.06 | - | -0.07 | -0.07 | -0.07 | -0.04 | -0.05 | -0.05 | -0.03 | -0.03 | -0.04 | -0.04 | -0.03 | -0.02 | -0.30 | -0.40 | -0.20 | -0.25 | -0.38 | -0.30 | -0.26 | -0.06 | -0.39 |
| R&D Expense | 1.22M | 1.23M | - | 1.17M | 1.14M | 1.33M | - | 1.13M | 1.02M | 980.00K | - | 902.00K | 864.00K | 796.00K | - | 810.00K | 418.00K | 362.00K | - | 826.00K | 472.00K | 1.14M | - | 108.00K | 188.00K | 97.00K | - | 160.00K | 187.00K | 93.00K | - | 281.00K | 402.00K | 329.00K | - | 447.00K | 247.00K | 310.00K | - | 249.00K |
Profit & Loss (Annual)
Figures in USD.
| Metric | Dec 2011 | Dec 2012 | Dec 2013 | Dec 2014 | Dec 2015 | Dec 2016 | Dec 2017 | Dec 2018 | Dec 2019 | Dec 2020 | Dec 2021 | Dec 2022 | Dec 2023 | Dec 2024 | Dec 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Revenue | - | - | - | 0 | 61.00K | 621.00K | 540.00K | 530.00K | 0 | 0 | 607.00K | 374.00K | 2.40M | 3.60M | 5.23M |
| Gross Profit | - | 0 | 5.00K | 0 | 11.00K | 136.00K | 160.00K | 103.00K | -1.00K | -279.00K | -452.00K | 116.00K | 817.00K | 1.12M | 1.42M |
| Operating Income | -2.98M | -4.21M | -5.30M | -7.30M | -7.94M | -11.21M | -9.71M | -9.57M | -8.58M | -6.93M | -8.14M | -6.12M | -5.98M | -6.49M | -6.67M |
| Net Income | -2.98M | -4.19M | -5.29M | -7.30M | -7.90M | -11.17M | -9.68M | -9.50M | -8.48M | -6.88M | -7.89M | -5.76M | -5.19M | -5.30M | -5.50M |
| Diluted EPS | - | - | - | - | - | - | - | - | - | - | -0.25 | -0.16 | -0.13 | -1.08 | -0.99 |
| R&D Expense | 463.00K | 1.18M | 1.85M | 2.22M | 2.93M | 4.83M | 4.71M | 4.05M | 3.06M | 2.03M | 2.68M | 505.00K | 739.00K | 1.47M | 1.42M |
Balance Sheet (Annual)
Figures in USD.
| Metric | Jan 2008 | Dec 2010 | Dec 2011 | Dec 2012 | Dec 2013 | Dec 2014 | Dec 2015 | Dec 2016 | Dec 2017 | Dec 2018 | Dec 2019 | Dec 2020 | Dec 2021 | Dec 2022 | Dec 2023 | Dec 2024 | Dec 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total Assets | - | - | 1.64M | 9.12M | 4.70M | 4.60M | 14.20M | 4.29M | 4.16M | 18.64M | 10.94M | 11.12M | 9.36M | 10.93M | 7.62M | 16.28M | 12.18M |
| Total Equity | - | -317.00K | 874.00K | 8.64M | 3.79M | 2.96M | 12.58M | 2.24M | 2.43M | 16.91M | 9.22M | 9.54M | 8.28M | 9.55M | 5.19M | 13.76M | 9.53M |
| Cash & Equivalents | 0 | 0 | 930.00K | 8.03M | 2.69M | 1.84M | 10.98M | 1.26M | 1.25M | 8.95M | 8.55M | 8.82M | 7.61M | 6.45M | 5.68M | 14.04M | 9.18M |
| Long Term Debt | - | - | - | - | - | - | - | - | - | - | - | 251.00K | - | - | - | - | - |
| Total Liabilities | - | - | 762.00K | 479.00K | 914.00K | 1.64M | 1.62M | 2.04M | 1.73M | 1.73M | 1.72M | 1.58M | 1.08M | 1.37M | 2.43M | 2.52M | 2.65M |
| Current Liabilities | - | - | 744.00K | 444.00K | 883.00K | 1.24M | 1.62M | 1.69M | 1.53M | 1.64M | 1.30M | 1.08M | 731.00K | 1.15M | 2.26M | 2.41M | 2.58M |
Cash Flows (Annual)
Figures in USD.
| Metric | Dec 2011 | Dec 2012 | Dec 2013 | Dec 2014 | Dec 2015 | Dec 2016 | Dec 2017 | Dec 2018 | Dec 2019 | Dec 2020 | Dec 2021 | Dec 2022 | Dec 2023 | Dec 2024 | Dec 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Operating Cash Flow | -1.69M | -3.19M | - | - | - | -8.67M | -8.26M | -8.38M | -6.90M | -5.96M | -6.71M | -4.99M | -3.23M | -4.37M | -4.74M |
| Investing Cash Flow | -218.00K | -868.00K | - | - | - | -1.05M | -421.00K | -7.42M | 6.50M | -194.00K | -213.00K | -2.69M | 2.49M | -218.00K | -101.00K |
| Financing Cash Flow | 2.84M | 11.15M | - | - | - | 0 | 8.67M | 23.51M | 0 | 6.43M | 5.69M | 6.54M | -15.00K | 12.95M | -21.00K |
| Capital Expenditure | -131.00K | -337.00K | -236.00K | -78.00K | -49.00K | -137.00K | -94.00K | -94.00K | -20.00K | -17.00K | -73.00K | -10.00K | - | -39.00K | -4.00K |
| Free Cash Flow | -1.82M | -3.52M | - | - | - | -8.81M | -8.35M | -8.48M | -6.92M | -5.98M | -6.78M | -5.00M | - | -4.41M | -4.74M |
Ratios (Annual)
Figures in %.
| Metric | Dec 2011 | Dec 2012 | Dec 2013 | Dec 2014 | Dec 2015 | Dec 2016 | Dec 2017 | Dec 2018 | Dec 2019 | Dec 2020 | Dec 2021 | Dec 2022 | Dec 2023 | Dec 2024 | Dec 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gross Margin % | - | - | - | - | 18.0% | 21.9% | 29.6% | 19.4% | - | - | -74.5% | 31.0% | 34.0% | 31.1% | 27.2% |
| Operating Margin % | - | - | - | - | -13,019.7% | -1,804.3% | -1,798.5% | -1,805.8% | - | - | -1,341.8% | -1,635.6% | -248.9% | -180.4% | -127.5% |
| Net Margin % | - | - | - | - | -12,947.5% | -1,799.2% | -1,792.6% | -1,792.5% | - | - | -1,300.0% | -1,539.6% | -216.1% | -147.4% | -105.0% |
| ROE % | -340.5% | -48.5% | -139.5% | -246.6% | -62.8% | -497.9% | -398.0% | -56.2% | -91.9% | -72.2% | -95.3% | -60.3% | -100.0% | -38.5% | -57.7% |
| ROCE % | -334.0% | -48.6% | -138.7% | -217.0% | -63.1% | -431.5% | -369.7% | -56.3% | -89.0% | -69.0% | -94.4% | -62.6% | -111.5% | -46.8% | -69.5% |
Shareholding Pattern
Top Institutional Holders
| # | Holder | % Held | Shares | Value |
|---|---|---|---|---|
| 1 | Vanguard Capital Management LLC | 1.55% | 105.43K | $405.90K |
| 2 | Simon Quick Advisors, LLC | 0.89% | 60.31K | $232.21K |
| 3 | Geode Capital Management, LLC | 0.76% | 51.46K | $198.11K |
| 4 | Cambridge Investment Research Advisors Inc. | 0.65% | 44.30K | $170.55K |
| 5 | Beacon Pointe Advisors, LLC | 0.40% | 27.17K | $104.62K |
| 6 | Vanguard Fiduciary Trust Co | 0.34% | 23.46K | $90.32K |
| 7 | HighTower Advisors, LLC | 0.33% | 22.66K | $87.25K |
| 8 | Citadel Advisors Llc | 0.30% | 20.57K | $79.17K |
| 9 | Blackrock Inc. | 0.29% | 19.50K | $75.09K |
| 10 | Ddd Partners, Llc | 0.18% | 12.00K | $46.20K |
Analyst View
Analyst aggregate. Targets and ratings update periodically; not investment advice.
Latest News
Recent headlines for CLIR
ClearSign (CLIR) Upgraded to Buy: What Does It Mean for the Stock? - finance.yahoo.com
<a href="https://news.google.com/rss/articles/CBMingFBVV95cUxNRmNuUnpqbTR3RlRBa1pRemE3bllJWnNSVHlOY212SWxVNHNvTHIxRmRhaUlaUjdGVmt3T2EtVFdDb1FScVVKVE43UzZzQjJNN2hqeVJlaHNwVFRRSW9fbFpPcHhBbUxnTkpBTXh3amVEMExKUVYtM0V5MlM2WnhEdlF0V2E3RjFzVzlNRE…
$CLIR stock is up 41% today. Here's what we see in our data. - Quiver Quantitative
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CLIR - Finviz
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ClearSign Technologies (CLIR) completes $1,770,000 exempt equity offering under Rule 506(b) - Stock Titan
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We Think ClearSign Technologies (NASDAQ:CLIR) Can Afford To Drive Business Growth - simplywall.st
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CLEARSIGN TECHNOLOGIES ($CLIR) Releases Q2 2026 Earnings - Quiver Quantitative
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CLIR — Frequently Asked Questions
What is the current share price of ClearSign Technologies Corporation (CLIR)?
As of 2026-09-19 21:16 PDT, ClearSign Technologies Corporation (CLIR) trades at $4.31 on NasdaqCM. Its 52-week range is $3.25 to $10.60.
What is the market capitalisation of CLIR?
ClearSign Technologies Corporation (CLIR) has a market capitalisation of $27.19M on NasdaqCM.
What is the P/E ratio of CLIR?
CLIR trades at a trailing price-to-earnings (P/E) ratio of -431.00. The industry average P/E is 26.00. Its price-to-book (P/B) ratio is 2.71.
What is the return on equity (ROE) of CLIR?
CLIR has a return on equity (ROE) of -51.73%. Its return on capital employed (ROCE) is -69.51%.
Is CLIR a good stock to buy?
This page provides a data-driven analysis of ClearSign Technologies Corporation (CLIR), including valuation ratios, profitability, growth trends, auto-generated pros and cons, peer comparison and AI exposure. Review these fundamentals alongside your own research and risk tolerance. This is informational content, not investment advice.