secwatch.observer — SEC 8-K summary ====================================== Issuer: ClearSign Technologies Corp (CLIR) CIK: 0001434524 Form: 8-K Filed at: 2026-07-06T20:06:25+00:00 Accession: 0001104659-26-080744 Event type: other_material Sentiment: neutral Materiality: 0.60 Item codes: 8.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 ClearSign Technologies recommences ATM offering for up to $6.875M in common stock -------------------------------------------------------------------------------- - On July 6, 2026, ClearSign filed a prospectus supplement to recommence its ATM offering under the Sales Agreement with H.C. Wainwright. - The company may offer and sell up to $6,875,000 in shares of common stock. - The offering is made under the existing S-3 registration statement (File No. 333-288736) effective July 28, 2025. - A legal opinion from Mitchell Silberberg & Knupp LLP is filed as Exhibit 5.1. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1434524/000110465926080744/0001104659-26-080744-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1434524/000110465926080744/tm2619440d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-080744 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer