{"url_path":"/sec/ctos/8-k/2026-06-11/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":"2026-06-11","source_url":"https://www.sec.gov/Archives/edgar/data/1709682/0001709682-26-000034-index.html","accession_number":"0001709682-26-000034","cik":"0001709682","ticker":"CTOS","issuer_name":"Custom Truck One Source, Inc.","edgar_url":"https://www.sec.gov/Archives/edgar/data/1709682/0001709682-26-000034-index.html","primary_entity_key":"0001709682","primary_entity_name":"Custom Truck One Source, Inc."},"word_count":74,"has_tables":true,"body_markdown":"Item 9.01. Financial Statements and Exhibits.\n\n(d)    Exhibits.\n\nExhibit No.Description\n\n104Cover Page Interactive Data File (formatted as Inline XBRL and contained in Exhibit 101)\n\nSIGNATURES\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\nDate:\nJune 11, 2026\nCustom Truck One Source, Inc.\n\n   \n\n/s/ Christopher J. Eperjesy\n\n  Christopher J. Eperjesy\nChief Financial Officer"}