ClearSign Technologies Corp posted an investor presentation on September 14, 2026, for upcoming meetings and conferences with investors, analysts and other interested parties. The presentation matters because it is the material the company intends to use in those investor-facing engagements, with access provided through its Events & Presentations webpage.

Key Highlights

  • The presentation is available through ClearSign Technologies’ Events & Presentations section.
  • The disclosure references Rule 425 under the Securities Act and 17 CFR 230.425.
  • Chief Executive Officer Colin James Deller signed on behalf of ClearSign Technologies Corporation.

Presentation Available Through Investor Website

The material is hosted on the company’s website. Investors can access the presentation under the Events & Presentations tab in the Investors section of ClearSign Technologies (NASDAQ: CLIR)’ website. The listed web address is https://ir.clearsign.com/events-and-presentations. The disclosure references Rule 425 under the Securities Act, identified as 17 CFR 230.425.

Corporate Sign-Off

Colin James Deller, ClearSign Technologies’ chief executive officer, signed the company’s report on September 14, 2026. The signature was made on behalf of ClearSign Technologies Corporation. The document also identifies an interactive data file embedded within its Inline XBRL document as an exhibit.