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    ClearSign Technologies Corporation

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    $CLIR
    Industrial Machinery/Components
    Industrials

    ClearSign Technologies Corporation designs and develops products and technologies to enhance operational performance, energy efficiency, emission reduction, safety, and overall cost-effectiveness of industrial and commercial systems in the United States and the People's Republic of China. Its ClearSign Core Burner Technology consists of an industrial burner body and a downstream porous ceramic structure or metal flame stabilizing device; ClearSign Core Plug & Play technology provides direct burner replacement for traditional refinery process heaters; and ClearSign Eye Flame Sensor, an electrical flame sensor for industrial applications. The company also provides ClearSign Core Boiler Burner; and ClearSign Core Flaring Burners technologies. It serves energy, institutional, commercial and industrial boiler, chemical, and petrochemical industries. The company was formerly known as ClearSign Combustion Corporation and changed its name ClearSign Technologies Corporation in November 2019. ClearSign Technologies Corporation was incorporated in 2008 and is headquartered in Seattle, Washington.

    IPO Year: 2012

    Exchange: NASDAQ

    Website: clearsign.com

    Recent Analyst Ratings for ClearSign Technologies Corporation

    DatePrice TargetRatingAnalyst
    9/9/2021$10.00 → $6.00Buy
    HC Wainwright & Co.
    See more ratings

    ClearSign Technologies Corporation Press Releases

    Fastest customizable press release news feed in the world

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    • ClearSign Technologies Corporation Announces First Quarter 2025 Conference Call

      Hosting Call at 5pm ET on Wednesday, May 21st TULSA, Okla., May 7, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces that on Wednesday, May 21, 2025, 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 March 31, 2025, i

      5/7/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies to Present at the LD Micro Main Event XVII

      Presentation on Thursday, April 10th at 11AM PT/2PM ET TULSA, Okla., April 4, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces today that Jim Deller, Ph.D., Chief Executive Officer, will present and host one-on-one meetings with investors at the 15th Annual LD Micro Invitational. This event will take place at The Westin Grand Central in New York on April 9 and 10, 2025.

      4/4/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Provides Full Year 2024 Update

      Company Achieves Record Annual Revenue of $3.6 Million TULSA, Okla., April 2, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, today provides an update on operations for the full year ended December 31, 2024. "We are very happy with what we have accomplished in the past year," said Jim Deller

      4/2/25 4:05:00 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces Fourth Quarter and Full Year 2024 Conference Call

      Hosting Call at 5pm ET on Wednesday, April 2nd TULSA, Okla., March 18, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company") an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces that on Wednesday, April 2, 2025, the Company will host a conference call at 5:00 PM ET.  The Company will file its annual report on form 10-K with the SEC in the coming days and will issue a summary of its financial and operating results for the full year ending on December 31, 2

      3/18/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces Purchase Order for ClearSign Core™ "M" Series Process Burner for a Gas Processing Facility in Colorado

      Burner Sold by Heater Manufacturer Devco Process Heaters TULSA, Okla., March 12, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces they have received a purchase order for one of their new "M" series process burners, the ClearSign Core™ M1, from heater manufacturer Devco Process Heaters of Tulsa, Oklahoma ("Devco"). 

      3/12/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Debuts New ClearSign Core™ M Series Process Burner Technology at Global Chemical Company in Texas

      Technology Demonstrates Superior NOx and Efficiency Performance TULSA, Okla., March 5, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces that following the installation of a new burner technology into the Texas Gulf coast facility of a global chemical company, the Company is reporting selective catalytic reduction ("SCR") level nitrogen oxide ("NOx") emissions in addition to high heat transfer effi

      3/5/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Receives Purchase Order for Flare for California Project

      TULSA, Okla., Feb. 27, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces that, following the completion of the engineering order, the Company has received the purchase order for a flare from an energy company for use in California.  "We are happy to receive this order not only because it is for a returning customer seeking an emissions solution, but also because we believe it is an indication of a

      2/27/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation to Install ClearSign Eye Sensors at Supermajor Gulf Coast Refinery

      First Commercial Trial Installation in Operating Facility TULSA, Okla., Feb. 25, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces that the Company is installing four ClearSign Eye sensors into a supermajor refinery located on the Gulf Coast of the U.S. "We are excited to be installi

      2/25/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Awarded Federal Grant to Advance Hydrogen Burner Solutions for Industrial Decarbonization

      TULSA, Okla., Jan. 30, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces that, in collaboration with a major national laboratory, it has been awarded a $400,000 grant from the U.S. Department of Energy's ("DOE") Energy Efficiency and Renewable Energy ("EERE") Industrial Efficiency and Decarbonization Office ("IEDO"). The funding will support the development of ClearSign's ultra-low NOx industrial h

      1/30/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation and Zeeco, Inc. Announce Launch of Co-Branded ClearSign Core Process Burner Product Line

      Companies Collaborating on Global Sales and Marketing TULSA, Okla., Dec. 10, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign"), an emerging leader in industrial combustion and sensing technologies, announces the expansion of its collaboration with Zeeco, Inc. ("Zeeco," and together with ClearSign, the "Companies"), the world leader in advanced combustion solutions, to launch a co-branded process burner line that significantly reduces industrial process emissions. The new line of burners featuring ClearSign Core technology can fire 100% natural gas and 100% hydrogen while maintaining sub 5 ppm NOx to comply with strict emissions regulations.

      12/10/24 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials

    ClearSign Technologies Corporation Insider Trading

    Insider transactions reveal critical sentiment about the company from key stakeholders. See them live in this feed.

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    • New insider Pasquesi John M claimed ownership of 8,434,774 shares (SEC Form 3)

      3 - ClearSign Technologies Corp (0001434524) (Issuer)

      4/9/25 4:30:08 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form 4 filed by Director De Lacy Catharine

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      4/3/25 7:01:50 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form 4 filed by Director Schrecker Judith S

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      4/3/25 7:01:16 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form 4 filed by Director Silva Gil Todd

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      4/3/25 7:00:44 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form 4 filed by Director Maley David M

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      4/3/25 7:00:20 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • Chief Financial Officer Hinds Brent converted options into 7,547 shares and covered exercise/tax liability with 2,636 shares, increasing direct ownership by 4% to 117,840 units (SEC Form 4)

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      2/25/25 7:00:29 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • Chief Financial Officer Hinds Brent was granted 51,176 shares and covered exercise/tax liability with 18,757 shares, increasing direct ownership by 40% to 112,929 units (SEC Form 4)

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      2/24/25 8:00:42 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • Chief Executive Officer Deller Colin James was granted 100,393 shares and covered exercise/tax liability with 49,846 shares, increasing direct ownership by 42% to 171,853 units (SEC Form 4)

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      2/24/25 8:00:12 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • Chief Financial Officer Hinds Brent converted options into 12,754 shares and covered exercise/tax liability with 4,675 shares, increasing direct ownership by 11% to 80,510 units (SEC Form 4)

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      2/21/25 7:00:39 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form 4 filed by Director De Lacy Catharine

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      1/6/25 7:02:48 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials

    ClearSign Technologies Corporation Leadership Updates

    Live Leadership Updates

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    • ClearSign Technologies Appoints G. Todd Silva to Board of Directors

      TULSA, Okla., Aug. 6, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that improve energy, operational efficiency and safety while dramatically reducing emissions, announces that G. Todd Silva has been appointed to serve as a member of the Company's Board of Directors (the "Board"), effective as of August 1, 2024. Mr. Silva was nominated by clirSPV LLC to serve as its director designee. Mr. Silva brings over 30 years of leadership and finance experience in

      8/6/24 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Appoints David Maley to Board of Directors

      TULSA, Okla., April 24, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that improve energy and operational efficiency, and safety while dramatically reducing emissions, today announces that David Maley has been appointed to its Board of Directors (the "Board") to fill the independent director vacancy in the Board and to the Board's Audit & Risk Committee. David Maley brings forty years of broad investment experience with more than half of that period focu

      4/24/24 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces Board Transitions

      TUSLA, Okla., Feb. 23, 2023 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that improve energy and operational efficiency, and safety while dramatically reducing emissions, today announces that Susanne Meline is stepping down from the ClearSign Board of Directors. Concurrently, the Company announces the appointment of industry veteran Catharine de Lacy to the open board position.  Catharine de Lacy is a widely recognized expert in ESG/Sustainability initiative

      2/23/23 4:05:00 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces Board Transitions

      TULSA, Okla., Aug. 2, 2022 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that improve energy, operational efficiency and safety while dramatically reducing emissions, today announces that Bruce A. Pate is stepping down from the ClearSign Board of Directors. Concurrently, the Company announces the appointment of energy industry veteran Gary J. DiElsi to the open board position.  Gary DiElsi is a seasoned energy executive with a broad background of over 40 year

      8/2/22 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials

    ClearSign Technologies Corporation Analyst Ratings

    Analyst ratings in real time. Analyst ratings have a very high impact on the underlying stock. See them live in this feed.

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    • HC Wainwright & Co. reiterated coverage on ClearSign Technologies with a new price target

      HC Wainwright & Co. reiterated coverage of ClearSign Technologies with a rating of Buy and set a new price target of $6.00 from $10.00 previously

      9/9/21 6:02:38 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • HC Wainwright & Co. reiterated coverage on ClearSign Technologies with a new price target

      HC Wainwright & Co. reiterated coverage of ClearSign Technologies with a rating of Buy and set a new price target of $10.00 from $4.00 previously

      3/24/21 7:18:49 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials

    ClearSign Technologies Corporation Insider Purchases

    Insider purchases reveal critical bullish sentiment about the company from key stakeholders. See them live in this feed.

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    • Large owner Hoffman Robert Thurston Sr bought $3,048,500 worth of shares (3,350,000 units at $0.91) (SEC Form 4)

      4 - ClearSign Technologies Corp (0001434524) (Issuer)

      6/26/24 8:04:00 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials

    ClearSign Technologies Corporation Large Ownership Changes

    This live feed shows all institutional transactions in real time.

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    • Amendment: SEC Form SC 13D/A filed by ClearSign Technologies Corporation

      SC 13D/A - ClearSign Technologies Corp (0001434524) (Subject)

      6/26/24 4:55:35 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form SC 13D/A filed by ClearSign Technologies Corporation (Amendment)

      SC 13D/A - ClearSign Technologies Corp (0001434524) (Subject)

      2/5/24 11:31:28 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form SC 13D/A filed by ClearSign Technologies Corporation (Amendment)

      SC 13D/A - ClearSign Technologies Corp (0001434524) (Subject)

      7/15/22 8:26:51 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials

    ClearSign Technologies Corporation Financials

    Live finance-specific insights

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    • ClearSign Technologies Corporation Announces First Quarter 2025 Conference Call

      Hosting Call at 5pm ET on Wednesday, May 21st TULSA, Okla., May 7, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces that on Wednesday, May 21, 2025, 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 March 31, 2025, i

      5/7/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Provides Full Year 2024 Update

      Company Achieves Record Annual Revenue of $3.6 Million TULSA, Okla., April 2, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, today provides an update on operations for the full year ended December 31, 2024. "We are very happy with what we have accomplished in the past year," said Jim Deller

      4/2/25 4:05:00 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces Fourth Quarter and Full Year 2024 Conference Call

      Hosting Call at 5pm ET on Wednesday, April 2nd TULSA, Okla., March 18, 2025 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company") an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces that on Wednesday, April 2, 2025, the Company will host a conference call at 5:00 PM ET.  The Company will file its annual report on form 10-K with the SEC in the coming days and will issue a summary of its financial and operating results for the full year ending on December 31, 2

      3/18/25 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Provides Third Quarter 2024 Update

      Company Achieves Record Quarterly Revenue of $1.85MM      TULSA, Okla., Nov. 20, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, today provides an update on operations for the quarter ended September 30, 2024. "We are happy to report a record revenue quarter of almost two millio

      11/20/24 4:05:00 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • /C O R R E C T I O N -- ClearSign Technologies Corporation/

      In the news release, ClearSign Technologies Corporation Announces Third Quarter 2024 Conference Call, issued 06-Nov-2024 by ClearSign Technologies Corporation over PR Newswire, we are advised by the company that an outdated link has been removed from the second paragraph. The complete, corrected release follows: ClearSign Technologies Corporation Announces Third Quarter 2024 Conference Call Hosting Call at 5pm ET on Wednesday, November 20th TULSA, Okla., Nov. 6, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy e

      11/6/24 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces Third Quarter 2024 Conference Call

      Hosting Call at 5pm ET on Wednesday, November 20th TULSA, Okla., Nov. 6, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company an emerging leader in industrial combustion and sensing technologies that support decarbonization, improve operational and energy efficiency, enable the use of hydrogen as a fuel and enhance safety while dramatically reducing emissions, announces on Wednesday, November 20, 2024, 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 third quarter ending on September

      11/6/24 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces Second Quarter 2024 Conference Call

      Hosting Call at 5pm ET on Wednesday, August 21st TULSA, Okla., Aug. 7, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that improve energy, operational efficiency and safety while dramatically reducing emissions, announces on Wednesday , August 21, 2024, 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 second quarter ending on June 30, 2024, in a press release on the day of the call.

      8/7/24 4:05:00 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Provides First Quarter 2024 Update

      TULSA, Okla., May 23, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that improve energy, operational efficiency and safety while dramatically reducing emissions, today provides an update on operations for the quarter ended March 31, 2024. "We ended 2023 carrying some commercial momentum and that has carried into the current year," said Jim Deller, Ph.D., Chief Executive Officer of ClearSign. "We have delivered and started significant process burner insta

      5/23/24 4:05:00 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces First Quarter 2024 Conference Call

      Hosting Call at 5pm ET on Thursday, May 23rd TULSA, Okla., May 9, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that improve energy, operational efficiency and safety while dramatically reducing emissions, announces on Thursday, May 23, 2024, 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 first quarter ending on May 31, 2024, in a press release on the day of the call.

      5/9/24 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation Announces Full Year 2023 Conference Call

      Hosting Call at 5pm ET on Tuesday, April 23rd TULSA, Okla., April 11, 2024 /PRNewswire/ -- ClearSign Technologies Corporation (NASDAQ:CLIR) ("ClearSign" or the "Company"), an emerging leader in industrial combustion and sensing technologies that improve energy, operational efficiency and safety while dramatically reducing emissions, announces on Tuesday, April 23, 2024, the Company will host a conference call at 5:00 PM ET.  The Company filed the annual report on form 10-K with the SEC on April 1, 2024 and will issue a summary of its financial and operating results for the fourth quarter and full year ending on December 31, 2022 in a press release on the day of the call.

      4/11/24 8:30:00 AM ET
      $CLIR
      Industrial Machinery/Components
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    ClearSign Technologies Corporation SEC Filings

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    • SEC Form SCHEDULE 13G filed by ClearSign Technologies Corporation

      SCHEDULE 13G - ClearSign Technologies Corp (0001434524) (Subject)

      4/9/25 4:05:23 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation filed SEC Form 8-K: Results of Operations and Financial Condition, Regulation FD Disclosure, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

      8-K - ClearSign Technologies Corp (0001434524) (Filer)

      4/4/25 8:00:27 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form S-8 filed by ClearSign Technologies Corporation

      S-8 - ClearSign Technologies Corp (0001434524) (Filer)

      3/31/25 4:32:21 PM ET
      $CLIR
      Industrial Machinery/Components
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    • SEC Form 10-K filed by ClearSign Technologies Corporation

      10-K - ClearSign Technologies Corp (0001434524) (Filer)

      3/31/25 4:10:29 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation filed SEC Form 8-K: Other Events, Financial Statements and Exhibits

      8-K - ClearSign Technologies Corp (0001434524) (Filer)

      12/9/24 8:46:32 AM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation filed SEC Form 8-K: Results of Operations and Financial Condition, Regulation FD Disclosure, Financial Statements and Exhibits

      8-K - ClearSign Technologies Corp (0001434524) (Filer)

      11/21/24 5:05:56 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • SEC Form 10-Q filed by ClearSign Technologies Corporation

      10-Q - ClearSign Technologies Corp (0001434524) (Filer)

      11/14/24 4:38:35 PM ET
      $CLIR
      Industrial Machinery/Components
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    • Amendment: SEC Form 10-K/A filed by ClearSign Technologies Corporation

      10-K/A - ClearSign Technologies Corp (0001434524) (Filer)

      11/7/24 4:31:08 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation filed SEC Form 8-K: Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits

      8-K - ClearSign Technologies Corp (0001434524) (Filer)

      10/30/24 5:00:29 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials
    • ClearSign Technologies Corporation filed SEC Form 8-K: Costs Associated with Exit or Disposal Activities, Financial Statements and Exhibits

      8-K - ClearSign Technologies Corp (0001434524) (Filer)

      10/1/24 5:25:37 PM ET
      $CLIR
      Industrial Machinery/Components
      Industrials