{"filing":{"accession_number":"0001193125-26-232593","cik":"0001999001","ticker":"FUN","company_name":"Six Flags Entertainment Corporation/NEW","form":"8-K","filing_date":"2026-05-20","report_date":null,"primary_document":"d228026d8k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1999001/000119312526232593/d228026d8k.htm"},"events":[{"id":9799,"run_id":8592,"accession_number":"0001193125-26-232593","anchor_item_number":"1.01","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.75,"summary":"Rehan Jaffer will be appointed to Six Flags' board of directors as a Class III director following the May 26, 2026 Annual Meeting, replacing departing director Arik Ruchim. The appointment is part of a Cooperation Agreement with H Partners, a significant long-term investor, and includes assignment to the Audit and Finance Committee, voting agreements, and standstill provisions affecting shareholder governance.","company_name":"Six Flags Entertainment Corporation/NEW","ticker":"FUN","filing_date":"2026-05-20","form":"8-K","submitted_at":null,"items":[{"id":599,"accession_number":"0001193125-26-232593","item_number":"1.01","item_title":null,"event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.75,"reasoning":"The filing discloses a Cooperation Agreement under which Rehan Jaffer will be appointed to Six Flags' board of directors following the May 26, 2026 Annual Meeting, replacing departing director Arik Ruchim. While the agreement also involves Ruchim's departure, the principal disclosed action centers on Jaffer's appointment as a Class III director and his assignment to the Audit and Finance Committee. The appointment is material as it involves a significant long-term investor (H Partners) gaining board representation and includes voting agreements and standstill provisions affecting shareholder governance.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:47:15.089139+00:00","company_name":"","ticker":null,"filing_date":""},{"id":600,"accession_number":"0001193125-26-232593","item_number":"5.02","item_title":null,"event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"reasoning":"Item 5.02 references Item 1.01 (a business combination or material acquisition event) as the basis for a director selection involving Mr. Jaffer, but the actual substance of the appointment or departure is not disclosed in this section. The reference to Item 1.01 suggests a material transaction (likely M\u0026A-related) triggered the director change, but without the underlying Item 1.01 text, the precise nature of the executive action cannot be determined. This is classified as other_material because the event is clearly material (tied to Item 1.01) but the specific executive action type is ambiguous from the Item 5.02 text alone.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:47:15.089139+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":599,"accession_number":"0001193125-26-232593","item_number":"1.01","item_title":null,"event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.75,"reasoning":"The filing discloses a Cooperation Agreement under which Rehan Jaffer will be appointed to Six Flags' board of directors following the May 26, 2026 Annual Meeting, replacing departing director Arik Ruchim. While the agreement also involves Ruchim's departure, the principal disclosed action centers on Jaffer's appointment as a Class III director and his assignment to the Audit and Finance Committee. The appointment is material as it involves a significant long-term investor (H Partners) gaining board representation and includes voting agreements and standstill provisions affecting shareholder governance.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:47:15.089139+00:00","company_name":"Six Flags Entertainment Corporation/NEW","ticker":"FUN","filing_date":"2026-05-20"},{"id":600,"accession_number":"0001193125-26-232593","item_number":"5.02","item_title":null,"event_type":"other_material","event_domain":"catchall","is_material":true,"confidence":0.45,"reasoning":"Item 5.02 references Item 1.01 (a business combination or material acquisition event) as the basis for a director selection involving Mr. Jaffer, but the actual substance of the appointment or departure is not disclosed in this section. The reference to Item 1.01 suggests a material transaction (likely M\u0026A-related) triggered the director change, but without the underlying Item 1.01 text, the precise nature of the executive action cannot be determined. This is classified as other_material because the event is clearly material (tied to Item 1.01) but the specific executive action type is ambiguous from the Item 5.02 text alone.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-05-21T02:47:15.089139+00:00","company_name":"Six Flags Entertainment Corporation/NEW","ticker":"FUN","filing_date":"2026-05-20"}]}