{"schema_version":"secwatch.filing_event.v1","accession":"0001213900-25-009514","form_type":"8-K","ticker":"CTOS","cik":"0001709682","company_name":"Custom Truck One Source, Inc.","filed_at":"2025-02-03T23:59:59+00:00","discovered_at":"2026-05-14T18:03:04.531808+00:00","generated_at":"2026-05-27T04:00:45.964759+00:00","sec_items":["8.01"],"event_type":"other_material","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Custom Truck One Source repurchases 8.1M shares at $4.00, 23% discount, from Energy Capital Partners","bullets":["Bought 8,143,635 shares from Energy Capital Partners at $4.00/share, a 23% discount to $5.19 close.","Aggregate purchase price of $32,574,540; shares to be held in treasury.","Transaction approved by Board and Audit Committee."],"urls":{"canonical":"https://secwatch.observer/filing/0001213900-25-009514","json":"https://secwatch.observer/filing/0001213900-25-009514.json","markdown":"https://secwatch.observer/filing/0001213900-25-009514.md","text":"https://secwatch.observer/filing/0001213900-25-009514.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1709682/000121390025009514/0001213900-25-009514-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1709682/000121390025009514/ea0229293-8k_custom.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-27T04:00:45.964759+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"}