{"schema_version":"secwatch.filing_event.v1","accession":"0001227654-23-000111","form_type":"8-K","ticker":"CMP","cik":"0001227654","company_name":"COMPASS MINERALS INTERNATIONAL INC","filed_at":"2023-05-09T23:59:59+00:00","discovered_at":"2026-05-14T18:03:38.195480+00:00","generated_at":"2026-06-15T08:18:44.486765+00:00","sec_items":["1.01","2.03","7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":0.7,"calibrated_materiality_score":0.7,"confidence":"high","headline":"Compass Minerals buys remaining 55% of Fortress for $26M cash + up to $28M milestones + earn-outs","bullets":["Paid ~$26M cash for the 55% interest it did not already own; total ownership now 100%.","Up to $28M in milestone payments (cash or stock) plus earn-out of $0.30/gal for 10 years contingent on EBITDA thresholds.","Fortress recently secured a USFS contract to supply up to five mobile air tanker bases for the 2023 fire season.","Fortress holds patented MgCl2-based retardants on USFS Qualified Product List; CEO Robert Burnham remains.","Compass previously owned 45% since Jan 2022; deal closed on May 5, 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0001227654-23-000111","json":"https://secwatch.observer/filing/0001227654-23-000111.json","markdown":"https://secwatch.observer/filing/0001227654-23-000111.md","text":"https://secwatch.observer/filing/0001227654-23-000111.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1227654/000122765423000111/0001227654-23-000111-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1227654/000122765423000111/cmp-20230505.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-15T08:18:44.486765+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":[{"claim_id":"1d659e822be121e407b4d04f0ec096d893b818fe","claim":"COMPASS MINERALS INTERNATIONAL INC entered into Membership Interest Purchase Agreement with Fortress North America, LLC, FRS Group LLC, and certain sellers valued at approximately $26 million (effective 2023-05-05).","evidence_excerpt":"On May 5, 2023, Compass Minerals International, Inc. (the “Company”) entered into a Membership Interest Purchase Agreement (the “Purchase Agreement”) with Fortress North America, LLC (“FNA”), FRS Group LLC (“FRS”, and together with FNA, “Fortress”) and those persons set forth on Exhibit A and Exhibit B attached thereto (collectively, the “Sellers”), pursuant to which the Company purchased the remaining membership interests of FNA and FRS not previously owned by the Company, which represented approximately 55% of the ownership of Fortress (the “Transaction”).","evidence_source":"SEC 8-K Item 1.01/1.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1227654/000122765423000111/0001227654-23-000111-index.htm","confidence":0.9,"family_label":"Material Agreements","details":[{"label":"Action","value":"entry"},{"label":"Agreement","value":"asset purchase"},{"label":"Counterparty","value":"Fortress North America, LLC, FRS Group LLC, and certain sellers"},{"label":"Value","value":"approximately $26 million"},{"label":"Effective","value":"2023-05-05"}],"fact_type":"material_agreement"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}