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ClearSign Technologies

CLIR

Market cap $24.2M

3.55 USD

-0.18

4.83%

At close Updated Sep 30, 4:00 PM EDT

1 day

-4.83%

5 days

0.85%

1 month

-16.67%

3 months

-3.27%

6 months

-7.79%

Year to date

-37.72%

1 year

-53.96%

5 years

-82.25%

10 years

-94.08%

About: ClearSign Technologies Corp is engaged in designing and develop technologies for the purpose of decarbonization and improving key performance characteristics of industrial and commercial combustion systems, including emission and operational performance, energy efficiency and overall cost-effectiveness. Its ClearSign Core technology has been proved to be in full scale industrial test furnaces and boilers and first customer installations are currently operating in normal commercial applications The company offers products that include process burners, boiler burners, flares, and ClearSign Eye. The company operates in one segment: Combustion segment. The products of the company include: Process Burners, Midstream and Power, Flares, Boiler Burners, and Sensing Technology.

Employees: 15

Industrials Pollution & Treatment Controls

News

Positive

Neutral

Negative

Sentiment 3-Months

Positive 9.1%

Neutral 90.9%

Negative 0%

ClearSign and Kern Energy Selected for U.S. Department of Energy Industrial Technology Validation Program

Project to demonstrate ClearSign Core™ Gen 2 Flex Fuel Process Burner designed to reduce emissions and energy costs at Kern Energy's facility TULSA, OK / ACCESS Newswire / September 30, 2026 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen, and Kern Energy, a critical California fuel supplier and renewable fuel pioneer, announce today that The U.S. Department of Energy's ("DOE") Industrial Technologies Office ("ITO") has selected ClearSign and Kern Energy for its Industrial Technology Validation ("ITV") program. The project is to support the installation and operation of ClearSign's Core™ Gen 2 Flex Fuel Process Burner at Kern Energy's facility.

ClearSign and Kern Energy Selected for U.S. Department of Energy Industrial Technology Validation Program

ClearSign to Present at The Water Tower Research Insights Conference on September 23, 2026

Company to Present on Tuesday, September 23rd at 9:30am ET TULSA, OK / ACCESS Newswire / September 22, 2026 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen announced today that Chief Executive Officer, Jim Deller, Ph.D., will present at the Water Tower Research Insights Conference, a two-day virtual event taking place September 22 and 23, 2026.

ClearSign to Present at The Water Tower Research Insights Conference on September 23, 2026

ClearSign Technologies Corporation to Present at H.C. Wainwright 28th Annual Global Investment Conference

Company to Present on Tuesday, September 15th at 3:30pm ET TULSA, OK / ACCESS Newswire / September 10, 2026 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen announced today that Chief Executive Officer, Jim Deller, Ph.D., will present at the upcoming H.C.

ClearSign Technologies Corporation to Present at H.C. Wainwright 28th Annual Global Investment Conference

Zacks Investment Research

ClearSign (CLIR) Upgraded to Buy: What Does It Mean for the Stock?

ClearSign (CLIR) has been upgraded to a Zacks Rank #2 (Buy), reflecting growing optimism about the company's earnings prospects. This might drive the stock higher in the near term.

ClearSign (CLIR) Upgraded to Buy: What Does It Mean for the Stock?

ClearSign Technologies Corporation (CLIR) Q2 2026 Earnings Call Transcript

ClearSign Technologies Corporation (CLIR) Q2 2026 Earnings Call Transcript

ClearSign Technologies Corporation (CLIR) Q2 2026 Earnings Call Transcript

ClearSign Technologies Corporation Provides Second Quarter 2026 Update

TULSA, OK / ACCESS Newswire / August 19, 2026 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen, today provides an update on operations for the second quarter ended June 30, 2026. "We made notable progress across multiple product lines," said Jim Deller, Ph.D.

ClearSign Technologies Corporation Provides Second Quarter 2026 Update

ClearSign Board of Directors Appoints Former ExxonMobil Global Technology Leader Larry Saddler

TULSA, OK / ACCESS Newswire / August 11, 2026 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen, today announces that industry veteran Larry Saddler has been appointed to fill the vacant directorship on the Company's Board of Directors (the "Board"). "We are very excited to have Larry join the Board," said Jim Deller, Ph.D.

ClearSign Board of Directors Appoints Former ExxonMobil Global Technology Leader Larry Saddler

ClearSign Technologies Corporation Announces Second Quarter 2026 Conference Call

Hosting Call at 5pm ET on Wednesday, August 19th TULSA, OK / ACCESS Newswire / August 5, 2026 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen, announces that on Wednesday, August 19th, 2026, the Company will host a conference call at 5:00 PM ET. The Company will file its quarterly report on form 10-Q with the SEC in the coming days and will issue a summary of its financial and operating results for the quarter ending on June 30, 2026, in a press release on the day of the call.

ClearSign Technologies Corporation Announces Second Quarter 2026 Conference Call

ClearSign Receives Order for "M1" Series Burner from Tulsa Midstream Heaters (THM)

Third Burner Sold by THM for same West Texas customer TULSA, OK / ACCESS Newswire / July 28, 2026 / ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen, today announces that it has received another purchase order for a ClearSign Core™ M1 burner. The order was received from heater manufacturer Tulsa Heaters Midstream ("THM") and is the third order from this customer within a couple of months.

ClearSign Receives Order for "M1" Series Burner from Tulsa Midstream Heaters (THM)

ClearSign Announces Private Placement of $1,770,000

At the Market Transaction With Existing Stockholder TULSA, OK / ACCESS Newswire / July 23, 2026 / ClearSign Technologies Corporation (Nasdaq:CLIR) ("ClearSign" or the "Company"), a leader in advanced combustion and sensing technologies that help industrial operators dramatically reduce emissions, increase efficiency and support the use of cleaner fuels including hydrogen, today announces the completion of a private placement (the "Placement") of 500,000 shares of its common stock, par value $0.001 per share, with an existing stockholder at a price of $3.54 per share, the average closing price reported on Nasdaq for the five trading days ending on June 21, 2026, for gross proceeds of $1,770,000. The Placement closed on July 22, 2026.

ClearSign Announces Private Placement of $1,770,000

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