{"cik":"0000846913","ticker":"FTEK","name":"FUEL TECH, INC.","sic_code":"3564","sic_description":"Industrial & Commercial Fans & Blowers & Air Purifing Equip","exchange":"Nasdaq","state_of_incorporation":"DE","fiscal_year_end":"1231","first_filing_date":"2026-06-05","last_filing_date":"2026-06-08","url":"/sec/cik-0000846913","insider_summary":{"total_transactions":3,"unique_insiders":3,"latest_transaction":"2026-06-04"},"recent_filings":[{"accession_number":"0001437749-26-019829","form_type":"8-K","form_type_family":"current","doc_date":"2026-06-08","title":"8-K — FUEL TECH, INC. — 2026-06-08","url_slug":"/sec/cik-0000846913/8-k/0001437749-26-019829","edgar_url":"https://www.sec.gov/Archives/edgar/data/846913/0001437749-26-019829-index.html"}],"related_endpoints":{"profile":"/sec/FTEK/profile","timeline":"/sec/FTEK/timeline","peers":"/sec/FTEK/peers","insider_pulse":"/sec/FTEK/insider-pulse","insider_summary":"/sec/FTEK/insider-summary","insider_transactions":"/sec/FTEK/insider-transactions","form144":"/sec/FTEK/form144","holdings_as_filer":"/sec/FTEK/holdings","financial_facts":"/sec/FTEK/financial-facts","derivatives":"/sec/FTEK/derivatives","officers":"/sec/FTEK/officers","insider_network":"/sec/FTEK/insider-network","risk_flags":"/sec/FTEK/risk-flags","filings":"/sec/FTEK/filings","cross_topic_dossier":"/api/v1/dossier?ticker=FTEK"}}