{"filing":{"accession_number":"0001292814-26-004982","cik":"0001444406","ticker":"EC","company_name":"ECOPETROL S.A.","form":"6-K","filing_date":"2026-10-22","report_date":"2026-12-31","primary_document":"ec20261021_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1444406/000129281426004982/ec20261021_6k.htm"},"events":[{"id":36947,"run_id":34061,"accession_number":"0001292814-26-004982","anchor_item_number":"EX-99.1","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"summary":"The exhibit announces the Board of Directors' appointment of Armando José Cuello Navarro as Executive Vice President of Energy Transition, effective no later than October 27, 2026, as part of Ecopetrol's \"New Era\" strategy to strengthen senior management. The disclosure also includes appointments of two legal representatives (Camilo Andrés Rojas Castro and Mauricio Gutiérrez Dangond). The appointment of a senior executive officer to a newly created or restructured C-suite position is a material governance event affecting the registrant's leadership structure.","company_name":"ECOPETROL S.A.","ticker":"EC","filing_date":"2026-10-22","form":"6-K","submitted_at":null,"items":[{"id":41512,"accession_number":"0001292814-26-004982","item_number":"EX-99.1","item_title":"ex99-1.htm","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The exhibit announces the Board of Directors' appointment of Armando José Cuello Navarro as Executive Vice President of Energy Transition, effective no later than October 27, 2026, as part of Ecopetrol's \"New Era\" strategy to strengthen senior management. The disclosure also includes appointments of two legal representatives (Camilo Andrés Rojas Castro and Mauricio Gutiérrez Dangond). The appointment of a senior executive officer to a newly created or restructured C-suite position is a material governance event affecting the registrant's leadership structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-22T10:09:47.096910+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":41512,"accession_number":"0001292814-26-004982","item_number":"EX-99.1","item_title":"ex99-1.htm","event_type":"exec_appointment","event_domain":"governance","is_material":true,"confidence":0.95,"reasoning":"The exhibit announces the Board of Directors' appointment of Armando José Cuello Navarro as Executive Vice President of Energy Transition, effective no later than October 27, 2026, as part of Ecopetrol's \"New Era\" strategy to strengthen senior management. The disclosure also includes appointments of two legal representatives (Camilo Andrés Rojas Castro and Mauricio Gutiérrez Dangond). The appointment of a senior executive officer to a newly created or restructured C-suite position is a material governance event affecting the registrant's leadership structure.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-10-22T10:09:47.096910+00:00","company_name":"ECOPETROL S.A.","ticker":"EC","filing_date":"2026-10-22"}]}