{"schema_version":"secwatch.filing_event.v1","accession":"0000277509-23-000063","form_type":"8-K","ticker":"FSS","cik":"0000277509","company_name":"FEDERAL SIGNAL CORP /DE/","filed_at":"2023-11-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:31.595977+00:00","generated_at":"2026-06-08T21:35:31.601069+00:00","sec_items":["7.01","9.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.1,"calibrated_materiality_score":0.1,"confidence":"low","headline":"Federal Signal files investor presentation; no specific financial updates disclosed","bullets":["Company provided investor presentation dated November 2023 for investor meetings.","Presentation contains unaudited financial information; no new guidance or material events reported.","No specific earnings, M&A, or operational metrics beyond general corporate overview."],"urls":{"canonical":"https://secwatch.observer/filing/0000277509-23-000063","json":"https://secwatch.observer/filing/0000277509-23-000063.json","markdown":"https://secwatch.observer/filing/0000277509-23-000063.md","text":"https://secwatch.observer/filing/0000277509-23-000063.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/277509/000027750923000063/0000277509-23-000063-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/277509/000027750923000063/fss-20231106.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-08T21:35:31.601069+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"}