CLIR
NASDAQClearSign Technologies Corporation
Price$4.38-0.93 (-17.51%)
2026-03-042026-06-05
News · 26 weeks41+29%
2025-12-142026-06-07
Mix2990d
- SEC Filings12(41%)
- Market11(38%)
- Insider6(21%)
Latest news
25 items- SECClearSign Technologies Corporation filed SEC Form 8-K: Entry into a Material Definitive Agreement, Other Events, Financial Statements and Exhibits8-K - ClearSign Technologies Corp (0001434524) (Filer)
- SECSEC Form 424B5 filed by ClearSign Technologies Corporation424B5 - ClearSign Technologies Corp (0001434524) (Filer)
- NEWSClearSign Technologies Corporation Prices Underwritten Public Offering of Common StockTULSA, OK / ACCESS Newswire / May 29, 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 pricing of an underwritten public offering with primarily existing stockholders of 777,780 shares of its common stock (the "Public Offering") at a price to the public of $4.33 per share, for gross proceeds of $3,367,787. The Company has also granted to the underwriter a 30-day option to purchase, at the same price per share as the underwriter paid for the
- SECSEC Form 424B5 filed by ClearSign Technologies Corporation424B5 - ClearSign Technologies Corp (0001434524) (Filer)
- NEWSClearSign Technologies Corporation Announces Proposed Public Offering of Common StockTULSA, OK / ACCESS Newswire / May 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 is proposing to sell shares of its common stock in an underwritten public offering (the "Public Offering"). All of the shares in the Public Offering are to be sold by ClearSign. ClearSign intends to grant the underwriter a 30-day option to purchase up to an additional 15% of the shares of common stock offered in the Public Offering at the Public Offeri
- SECClearSign Technologies Corporation filed SEC Form 8-K: Other Events, Financial Statements and Exhibits8-K - ClearSign Technologies Corp (0001434524) (Filer)
- SECClearSign Technologies Corporation filed SEC Form 8-K: Results of Operations and Financial Condition, Regulation FD Disclosure, Financial Statements and Exhibits8-K - ClearSign Technologies Corp (0001434524) (Filer)
- NEWSClearSign Technologies Corporation Provides First Quarter 2026 UpdateTULSA, OK / ACCESS Newswire / May 20, 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 quarter ended March 31, 2026."We made notable progress at the start of the year," said Jim Deller, Ph.D., Chief Executive Officer of ClearSign. "We expanded the scope of a flare order to include a full system and secured a fifth order from an energy customer in California. We also successfully completed a well-attended process bu
- NEWSClearSign Receives "M1" Series Burner Order for Midstream Heater in West TexasBurner Sold by Heater Manufacturer Tulsa Heaters Midstream TULSA, OK / ACCESS Newswire / May 20, 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 a purchase order for a ClearSign M1 burner, one of its "M" Series process burners, from heater manufacturer Tulsa Heaters Midstream ("THM")."We are happy to see continued interest in this midstream product line," said Jim Deller, Ph.D., Chief Executive Officer of ClearSign. "THM wa
- SECSEC Form 10-Q filed by ClearSign Technologies Corporation10-Q - ClearSign Technologies Corp (0001434524) (Filer)
- NEWSClearSign Receives Order for Next Phase of 32-Burner Project for California RefineryProject encompasses Two Heaters and Consists of New Flat Flame Application TULSA, OK / ACCESS Newswire / May 14, 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 it has received a purchase order for the physical testing and demonstration of burners as the second phase of a process heater retrofit project comprising of a total of 32 ClearSign Core™ burners to be installed in the customers California refinery."We are pleased to have completed the i
- NEWSClearSign Technologies Corporation Announces First Quarter 2026 Conference CallHosting Call at 5pm ET on Wednesday, May 20th TULSA, OK / ACCESS Newswire / May 6, 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 safety, and support the use of cleaner fuels including hydrogen, announces that on Wednesday, May 20th, 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 March 31, 2026, in a press release on the d
- SECSEC Form DEFA14A filed by ClearSign Technologies CorporationDEFA14A - ClearSign Technologies Corp (0001434524) (Filer)
- SECSEC Form DEF 14A filed by ClearSign Technologies CorporationDEF 14A - ClearSign Technologies Corp (0001434524) (Filer)
- INSIDERAmendment: Chief Executive Officer Deller Colin James covered exercise/tax liability with 3,501 shares and was granted 7,001 shares, increasing direct ownership by 13% to 31,466 units (SEC Form 4)4/A - ClearSign Technologies Corp (0001434524) (Issuer)
- INSIDERDirector Silva Gil Todd bought $10,569 worth of shares (2,000 units at $5.28), increasing direct ownership by 50% to 6,000 units (SEC Form 4)4 - ClearSign Technologies Corp (0001434524) (Issuer)
- SECClearSign Technologies Corporation filed SEC Form 8-K: Results of Operations and Financial Condition, Regulation FD Disclosure, Financial Statements and Exhibits8-K - ClearSign Technologies Corp (0001434524) (Filer)
- NEWSClearSign Technologies Corporation Provides Fourth Quarter and Full Year 2025 UpdateAchieves Record Quarterly Revenue of $3.7 MillionAnnual Revenue Up 44% to Record $5.2 MillionTULSA, OK / ACCESS Newswire / April 9, 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 safety, and support the use of cleaner fuels including hydrogen, today provides an update on operations for the fourth quarter and full year ended December 31, 2025."We're pleased to have closed the year on a high note, delivering record results for both the fourth quarter and the full year. We believe that this performance reflects Cl
- NEWSClearSign Technologies Corporation to Participate in Water Tower Research Insights Conference on April 15th 2026TULSA, OK / ACCESS Newswire / April 7, 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 safety, and support the use of cleaner fuels including hydrogen, today announced that Chief Executive Officer Jim Deller, will participate in the upcoming Water Tower Research Insights Conference taking place on April 15, 2026, at 3:10 pm ET.The presentation will be hosted by WTR Analyst, Peter Gastreich - Managing Director at Water Tower Research, and will cover the following topics:Company Overview and StrategyHow the Techno
- INSIDERSEC Form 4 filed by Basenese Lou4 - ClearSign Technologies Corp (0001434524) (Issuer)
- INSIDERSEC Form 4 filed by Silva Gil Todd4 - ClearSign Technologies Corp (0001434524) (Issuer)
- INSIDERSEC Form 4 filed by Digiandomenico Anthony4 - ClearSign Technologies Corp (0001434524) (Issuer)
- SECSEC Form 10-K filed by ClearSign Technologies Corporation10-K - ClearSign Technologies Corp (0001434524) (Filer)
- SECClearSign Technologies Corporation filed SEC Form 8-K: Other Events, Financial Statements and Exhibits8-K - ClearSign Technologies Corp (0001434524) (Filer)
- NEWSClearSign Technologies Corporation Announces Full Year and Fourth Quarter 2025 Conference CallHosting Call at 5pm ET on Thursday, April 9thTULSA, OK / ACCESS Newswire / March 26, 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 safety, and support the use of cleaner fuels including hydrogen, announces that on Thursday, April 9, 2026, 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 year and quarter ending on December 31, 2025, in a press release
CLIR FAQ
7 questionsWhat does ClearSign Technologies Corporation do?
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...Where does CLIR stock trade?
ClearSign Technologies Corporation (CLIR) is listed on NASDAQ.What sector and industry is CLIR in?
ClearSign Technologies Corporation operates in the Industrials sector, Industrial Machinery/Components industry.When did ClearSign Technologies Corporation go public?
ClearSign Technologies Corporation (CLIR) completed its IPO in 2012.What are analysts saying about CLIR?
ClearSign Technologies Corporation has had 1 recent analyst action on file. The most recent action was from HC Wainwright & Co.: Buy with a $600.00 price target on 2021-09-09. Recent price targets cluster around $600.00.What companies are similar to CLIR?
Notable peers in the same industry include ASML (ASML Holding N.V. New York Registry Shares), LRCX (Lam Research Corporation), TMO (Thermo Fisher Scientific Inc), DE (Deere & Company), ETN (Eaton Corporation PLC). Compare CLIR side-by-side with any of them on Quantisnow.How can I track CLIR on Quantisnow?
Quantisnow aggregates ClearSign Technologies Corporation's SEC filings, analyst ratings, insider transactions, FDA approvals, and press releases the moment they hit the wire (Wall Street's wire, on your screen.). Follow CLIR to receive live email and push alerts on every new disclosure.