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ClearSign Combustion Corporation (CLIR)

Upturn stock ratingUpturn stock rating
$0.61
Last Close (24-hour delay)
upturn advisory
PASS
  • BUY Advisory
  • SELL Advisory (Profit)​
  • SELL Advisory (Loss)​
  • Profit
  • Loss
  • Pass (Skip investing)
Upturn Stock infoUpturn Stock info Stock price based on last close
*as per simulation
(see disclosures)
Time period over
  • ALL
  • YEAR
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Upturn Advisory Summary

08/14/2025: CLIR (1-star) is currently NOT-A-BUY. Pass it for now.

Upturn Star Rating

rating

Not Recommended Performance

These Stocks/ETFs, based on Upturn Advisory, consistently fall short of market performance, signaling caution before investing.

Number of Analysts

rating

1 Analysts rated it

Very few follow this stock; limited insights, higher-risk early investing.

1 Year Target Price $2

1 Year Target Price $2

Analysts Price Target For last 52 week
$2 Target price
52w Low $0.46
Current$0.61
52w High $1.72

Analysis of Past Performance

Type Stock
Historic Profit -32.4%
Avg. Invested days 30
Today’s Advisory PASS
Upturn Star Rating Upturn stock ratingUpturn stock rating
Upturn Advisory Performance Upturn Advisory Performance 2.0
Stock Returns Performance Upturn Returns Performance 1.0
Upturn Profits based on simulationUpturn Profits based on simulation Profits based on simulation
Upturn Profits based on simulationUpturn Profits based on simulation Last Close 08/14/2025

Key Highlights

Company Size Small-Cap Stock
Market Capitalization 32.14M USD
Price to earnings Ratio -
1Y Target Price 2
Price to earnings Ratio -
1Y Target Price 2
Volume (30-day avg) 1
Beta 1.08
52 Weeks Range 0.46 - 1.72
Updated Date 08/15/2025
52 Weeks Range 0.46 - 1.72
Updated Date 08/15/2025
Dividends yield (FY) -
Basic EPS (TTM) -0.12

Analyzing Revenue: Products, Geography and Growth

Revenue by Products

Earnings Date

Report Date 2025-08-14
When -
Estimate -0.04
Actual -

Profitability

Profit Margin -216.48%
Operating Margin (TTM) -562.84%

Management Effectiveness

Return on Assets (TTM) -44.28%
Return on Equity (TTM) -75.96%

Valuation

Trailing PE -
Forward PE 72.99
Enterprise Value 19442553
Price to Sales(TTM) 11.1
Enterprise Value 19442553
Price to Sales(TTM) 11.1
Enterprise Value to Revenue 6.72
Enterprise Value to EBITDA -3.71
Shares Outstanding 52426300
Shares Floating 43134308
Shares Outstanding 52426300
Shares Floating 43134308
Percent Insiders 5.56
Percent Institutions 24.65

ai summary icon Upturn AI SWOT

ClearSign Combustion Corporation

stock logo

Company Overview

overview logo History and Background

ClearSign Combustion Corporation (CLIR) was founded in 2008. It focuses on developing and deploying combustion and emissions control technologies for industrial, commercial, and utility markets. Its evolution has been centered around refining its core technology and expanding into new applications and markets.

business area logo Core Business Areas

  • Industrial Combustion: Development and commercialization of combustion technologies for industrial applications like flares, process heaters, and boilers. Focus is on improving efficiency and reducing emissions.
  • Commercial Combustion: Applying combustion technology to commercial systems that include power generation.

leadership logo Leadership and Structure

The leadership team consists of experienced professionals in engineering, technology, and business development. The organizational structure is designed to support R&D, manufacturing, and sales efforts.

Top Products and Market Share

overview logo Key Offerings

  • Duplex Plug and Play (DPP) Burner: A low-NOx burner technology designed for various applications. Market share data is not readily available publicly, however, ClearSign is a small player in a large market. Competitors include established burner manufacturers like John Zink Hamworthy Combustion, Honeywell Thermal Solutions, and Zeeco.
  • Electrically Driven Combustion: Electrically Driven Combustion is in development, however, no market share data or revenue is currently generated. Competitors include established burner manufacturers like John Zink Hamworthy Combustion, Honeywell Thermal Solutions, and Zeeco.

Market Dynamics

industry overview logo Industry Overview

The industry is driven by increasing environmental regulations, demand for energy efficiency, and the need to reduce emissions. The power generation, refinery and petrochemical industries are key customers.

Positioning

ClearSign is a technology provider focusing on niche applications within the combustion market. Its competitive advantage lies in its specialized technology and focus on emissions reduction.

Total Addressable Market (TAM)

The TAM for industrial combustion technologies is estimated to be several billion dollars globally. ClearSign is positioned to capture a share of this market by focusing on specific applications where its technology offers a distinct advantage.

Upturn SWOT Analysis

Strengths

  • Proprietary technology
  • Focus on emissions reduction
  • Potential for high margins

Weaknesses

  • Limited financial resources
  • Small market share
  • Reliance on key partnerships

Opportunities

  • Increasing environmental regulations
  • Growing demand for energy-efficient technologies
  • Expansion into new markets

Threats

  • Competition from larger, established players
  • Technological obsolescence
  • Economic downturns

Competitors and Market Share

competitor logo Key Competitors

  • John Zink (HLN)
  • Honeywell (HON)
  • Zeeco N/A

Competitive Landscape

ClearSign faces intense competition from established players with greater resources and market reach. ClearSign's advantage lies in its specialized technology, however adoption is slow.

Growth Trajectory and Initiatives

Historical Growth: Historical growth has been slow and uneven, tied to the adoption rate of new technologies.

Future Projections: Future growth is dependent on successful commercialization of its technologies and expansion into new markets. Analyst estimates vary.

Recent Initiatives: Recent initiatives include strategic partnerships and investments in product development.

Summary

ClearSign Combustion Corporation is a small technology company with promising combustion and emissions control technology. The company's success depends on securing partnerships and expanding the reach of its technology. Competition from larger companies is intense, and limited financial resources are a key constraint. ClearSign needs to focus on commercialization to grow.

Peer Comparison

Sources and Disclaimers

Data Sources:

  • Company Website
  • SEC Filings
  • Industry Reports
  • Analyst Reports

Disclaimers:

This analysis is based on publicly available information and is for informational purposes only. It is not financial advice. Market share data is estimated based on available industry data and may not be precise.

Upturn AI SummarizationUpturn AI Summarization AI Summarization is directionally correct and might not be accurate.

Upturn AI SummarizationUpturn AI Summarization Summarized information shown could be a few years old and not current.

Upturn AI SummarizationUpturn AI Summarization Fundamental Rating based on AI could be based on old data.

Upturn AI SummarizationUpturn AI Summarization AI-generated summaries may have inaccuracies (hallucinations). Please verify the information before taking action.

About ClearSign Combustion Corporation

Exchange NASDAQ
Headquaters Tulsa, OK, United States
IPO Launch date 2012-04-25
CEO, Corporate Secretary & Director Dr. Colin James Deller Ph.D.
Sector Industrials
Industry Pollution & Treatment Controls
Full time employees 16
Full time employees 16

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, the People's Republic of China, and Hong Kong. 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 individually, or in combination, 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.