{"url_path":"/sec/fss/8-k/2026-05-20/item-9-01","section_key":"item-9-01","section_title":"Item 9.01 Financial Statements and Exhibits.","topic":"sec","document":{"doc_type":"8-K","doc_date":"2026-05-20","source_url":"https://www.sec.gov/Archives/edgar/data/277509/0001628280-26-036817-index.html","accession_number":"0001628280-26-036817","cik":"0000277509","ticker":"FSS","issuer_name":"FEDERAL SIGNAL CORP /DE/","edgar_url":"https://www.sec.gov/Archives/edgar/data/277509/0001628280-26-036817-index.html","primary_entity_key":"0000277509","primary_entity_name":"FEDERAL SIGNAL CORP /DE/"},"word_count":78,"has_tables":true,"body_markdown":"Item 9.01\n\nFinancial Statements and Exhibits.\n\n(d)\n\nExhibits\n\n99.1\n[Investor Presentation materials dated](investordeck_may2026.htm)[May](investordeck_may2026.htm)[2026](investordeck_may2026.htm)\n\n104\nCover Page Interactive Data File (embedded within the Inline XBRL Document)\n\n SIGNATURES\n\nPursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.\n\nFEDERAL SIGNAL CORPORATION\n\nDated: May 20, 2026\n\nBy:\n\n/s/ Ian A. Hudson\n\nIan A. Hudson, Senior Vice President and Chief Financial Officer"}