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ClearSign Technologies Corporation CLIR

Industrials · Pollution & Treatment Controls · United States
https://www.clearsign.com
Company Profile ↓
$4.31
-26.95% 1Y
Mkt Cap$27.19M
P/E-431.00
P/B2.71
52W High$10.60
52W Low$3.25
Book Value$1.56
EPS (TTM)$-0.01

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.

Technical Snapshot Mixed
52-Week Range 14% of range
$3.25 $10.60
Trend Signals
  • Price vs 50-DMAAbove
  • Price vs 200-DMABelow
  • RSI (14)51.51 · Neutral
Price Performance
1M+14.93%
3M+3.86%
6M-20.19%
1Y-26.95%

Auto-generated from price history and fundamentals; not investment advice.

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Price Chart

Robinhood TradingView

Fundamental Growth Charts

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.

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Valuation

Stock P/E
-431.00
Industry PE
26.00
Forward P/E
-8.21
PEG Ratio
-
Book Value
$1.56
Price to Book
2.71
P/S
4.88
EV/EBITDA
-3.17
Dividend Yield
0.00%

Growth (CAGR)

Revenue 5Y
-
Profit 5Y
-
Revenue (YoY)
321.10%
Earnings (YoY)
-

Profitability & Returns

ROCE
-69.51%
ROE
-51.73%
ROA
-30.06%
Profit Margin
-96.07%
Op Margin
-
Gross Margin
18.49%
EPS (Latest Qtr)
$-0.39
EPS (TTM)
$-0.01

Balance Sheet & Liquidity

Debt/Equity
1.19
Quick Ratio
4.33
Current Ratio
4.78
Debt
$117.00K
Total Assets
$9.84M
Current Assets
-
Working Capital
-

Ownership

Promoter Holding
4.67%
Chg in Prom Hold
-
FII / Inst Holding
26.01%
Chg in FII Hold
-0.01%

Financial Snapshot

Enterprise Value
$27.19M
Total Revenue (TTM)
$5.45M
EBITDA
$-6.18M
Free Cash Flow
$-4.66M
Operating Cash Flow
$-5.70M
Shares Outstanding
6.31M
Gross Margin
18.49%
Payout Ratio
0.00%

Peer comparison

Peer companies in the same sector (Industrials).

#NameCMP $P/E Mkt CapDiv 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 2016Sep 2016Dec 2016Mar 2017Jun 2017Sep 2017Dec 2017Mar 2018Jun 2018Sep 2018Dec 2018Mar 2019Jun 2019Sep 2019Dec 2019Mar 2020Jun 2020Sep 2020Dec 2020Mar 2021Jun 2021Sep 2021Dec 2021Mar 2022Jun 2022Sep 2022Dec 2022Mar 2023Jun 2023Sep 2023Dec 2023Mar 2024Jun 2024Sep 2024Dec 2024Mar 2025Jun 2025Sep 2025Dec 2025Mar 2026
Revenue 0260.00K361.00K360.00K00180.00K530.00K00000---------------------------
Gross Profit 0213.00K-77.00K109.00K0-15.00K66.00K135.00K-20.00K-9.00K-3.00K-1.00K0000153.00K-180.00K-252.00K138.00K-505.00K-88.00K3.00K--123.00K-7.00K106.00K129.00K24.00K558.00K437.00K42.00K551.00K88.00K196.00K55.00K368.00K805.00K-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 1.22M1.23M-1.17M1.14M1.33M-1.13M1.02M980.00K-902.00K864.00K796.00K-810.00K418.00K362.00K-826.00K472.00K1.14M-108.00K188.00K97.00K-160.00K187.00K93.00K-281.00K402.00K329.00K-447.00K247.00K310.00K-249.00K

Profit & Loss (Annual)

Figures in USD.

Metric Dec 2011Dec 2012Dec 2013Dec 2014Dec 2015Dec 2016Dec 2017Dec 2018Dec 2019Dec 2020Dec 2021Dec 2022Dec 2023Dec 2024Dec 2025
Revenue ---061.00K621.00K540.00K530.00K00607.00K374.00K2.40M3.60M5.23M
Gross Profit -05.00K011.00K136.00K160.00K103.00K-1.00K-279.00K-452.00K116.00K817.00K1.12M1.42M
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 463.00K1.18M1.85M2.22M2.93M4.83M4.71M4.05M3.06M2.03M2.68M505.00K739.00K1.47M1.42M

Balance Sheet (Annual)

Figures in USD.

Metric Jan 2008Dec 2010Dec 2011Dec 2012Dec 2013Dec 2014Dec 2015Dec 2016Dec 2017Dec 2018Dec 2019Dec 2020Dec 2021Dec 2022Dec 2023Dec 2024Dec 2025
Total Assets --1.64M9.12M4.70M4.60M14.20M4.29M4.16M18.64M10.94M11.12M9.36M10.93M7.62M16.28M12.18M
Total Equity --317.00K874.00K8.64M3.79M2.96M12.58M2.24M2.43M16.91M9.22M9.54M8.28M9.55M5.19M13.76M9.53M
Cash & Equivalents 00930.00K8.03M2.69M1.84M10.98M1.26M1.25M8.95M8.55M8.82M7.61M6.45M5.68M14.04M9.18M
Long Term Debt -----------251.00K-----
Total Liabilities --762.00K479.00K914.00K1.64M1.62M2.04M1.73M1.73M1.72M1.58M1.08M1.37M2.43M2.52M2.65M
Current Liabilities --744.00K444.00K883.00K1.24M1.62M1.69M1.53M1.64M1.30M1.08M731.00K1.15M2.26M2.41M2.58M

Cash Flows (Annual)

Figures in USD.

Metric Dec 2011Dec 2012Dec 2013Dec 2014Dec 2015Dec 2016Dec 2017Dec 2018Dec 2019Dec 2020Dec 2021Dec 2022Dec 2023Dec 2024Dec 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-7.42M6.50M-194.00K-213.00K-2.69M2.49M-218.00K-101.00K
Financing Cash Flow 2.84M11.15M---08.67M23.51M06.43M5.69M6.54M-15.00K12.95M-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 2011Dec 2012Dec 2013Dec 2014Dec 2015Dec 2016Dec 2017Dec 2018Dec 2019Dec 2020Dec 2021Dec 2022Dec 2023Dec 2024Dec 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

Insiders
4.67%
Institutions
26.01%
Public Float
27.28%

Top Institutional Holders

#Holder% HeldSharesValue
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

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Latest News

Recent headlines for CLIR

Google News hu, 27 Aug 2026

ClearSign (CLIR) Upgraded to Buy: What Does It Mean for the Stock? - finance.yahoo.com

<a href="https://news.google.com/rss/articles/CBMingFBVV95cUxNRmNuUnpqbTR3RlRBa1pRemE3bllJWnNSVHlOY212SWxVNHNvTHIxRmRhaUlaUjdGVmt3T2EtVFdDb1FScVVKVE43UzZzQjJNN2hqeVJlaHNwVFRRSW9fbFpPcHhBbUxnTkpBTXh3amVEMExKUVYtM0V5MlM2WnhEdlF0V2E3RjFzVzlNRE…

Google News Mon, 06 Apr 2026

$CLIR stock is up 41% today. Here's what we see in our data. - Quiver Quantitative

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Google News ue, 26 May 2026

CLIR - Finviz

<a href="https://news.google.com/rss/articles/CBMiRkFVX3lxTFAwNlY2TUV3UlZnREowTXY4WmN0M2ZpczdISklDdkR5NjZsRldvRkNuaXV6bC1xYk5Hc3JtbXRnVTNVZFFOR3c?oc=5" target="_blank">CLIR</a>&nbsp;&nbsp;<font color="#6f6f6f">Finviz</font>…

Google News Fri, 31 Jul 2026

ClearSign Technologies (CLIR) completes $1,770,000 exempt equity offering under Rule 506(b) - Stock Titan

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Google News Sun, 16 Aug 2026

We Think ClearSign Technologies (NASDAQ:CLIR) Can Afford To Drive Business Growth - simplywall.st

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Google News Wed, 19 Aug 2026

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.

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