secwatch.observer — SEC 8-K summary ====================================== Issuer: ClearSign Technologies Corp (CLIR) CIK: 0001434524 Form: 8-K Filed at: 2026-02-25T23:59:59+00:00 Accession: 0001104659-26-019768 Event type: other Sentiment: neutral Materiality: 0.20 Item codes: 2.02, 7.01, 9.01 LLM model: deepseek-v4-flash:cloud@v2 ClearSign Technologies holds corporate update call; no specific financial results disclosed -------------------------------------------------------------------------------- - Company held a conference call on Feb 24, 2026, to discuss preliminary unaudited Q4/FY2025 results and corporate updates. - Special meeting is scheduled for later that week; call served as a business update ahead of the meeting. - Preliminary financial data discussed is unaudited, subject to change, and not reviewed by auditor BPM CPA LLP. - Transcript of the call furnished as Exhibit 99.1, but no actual financial figures were included in the provided excerpt. Source: EDGAR index: https://www.sec.gov/Archives/edgar/data/1434524/000110465926019768/0001104659-26-019768-index.htm Primary doc: https://www.sec.gov/Archives/edgar/data/1434524/000110465926019768/tm267336d1_8k.htm HTML page: https://secwatch.observer/filing/0001104659-26-019768 License: Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer