{"schema_version":"secwatch.filing_event.v1","accession":"0001437749-25-018151","form_type":"8-K","ticker":"FTEK","cik":"0000846913","company_name":"FUEL TECH, INC.","filed_at":"2025-05-22T23:59:59+00:00","discovered_at":"2026-05-14T18:02:51.460710+00:00","generated_at":"2026-05-20T19:47:57.519039+00:00","sec_items":["7.01","9.01"],"event_type":"other","sentiment":"neutral","materiality_score":0.05,"calibrated_materiality_score":0.05,"confidence":"low","headline":"Fuel Tech updates corporate presentation; no material changes disclosed","bullets":["Updated corporate presentation posted on company website as of May 21, 2025.","No changes to financial guidance, business strategy, or operations disclosed.","Presentation contains standard overview and forward-looking statements."],"urls":{"canonical":"https://secwatch.observer/filing/0001437749-25-018151","json":"https://secwatch.observer/filing/0001437749-25-018151.json","markdown":"https://secwatch.observer/filing/0001437749-25-018151.md","text":"https://secwatch.observer/filing/0001437749-25-018151.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/846913/000143774925018151/0001437749-25-018151-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/846913/000143774925018151/ftek20250521_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-20T19:47:57.519039+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}