{"filing":{"accession_number":"0001292814-26-004400","cik":"0001444406","ticker":"EC","company_name":"ECOPETROL S.A.","form":"6-K","filing_date":"2026-08-28","report_date":"2026-09-30","primary_document":"ec20260828_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1444406/000129281426004400/ec20260828_6k.htm"},"events":[{"id":30434,"run_id":27892,"accession_number":"0001292814-26-004400","anchor_item_number":"EX-99.1","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"summary":"This exhibit announces the formalization of a slate of candidates for Ecopetrol's Board of Directors, including nominations for seats 7, 8, and 9 by the Nation (majority shareholder), hydrocarbon-producing departments, and minority shareholders. The disclosure concerns board composition and governance structure ahead of an extraordinary shareholders' meeting, making it a material governance event, though it does not fit the specific categories of exec_appointment (which typically address individual officer/director appointments post-election) or shareholder_vote_results (which report outcomes, not pre-vote nominations).","company_name":"ECOPETROL S.A.","ticker":"EC","filing_date":"2026-08-28","form":"6-K","submitted_at":null,"items":[{"id":33016,"accession_number":"0001292814-26-004400","item_number":"EX-99.1","item_title":"ex99-1.htm","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"reasoning":"This exhibit announces the formalization of a slate of candidates for Ecopetrol's Board of Directors, including nominations for seats 7, 8, and 9 by the Nation (majority shareholder), hydrocarbon-producing departments, and minority shareholders. The disclosure concerns board composition and governance structure ahead of an extraordinary shareholders' meeting, making it a material governance event, though it does not fit the specific categories of exec_appointment (which typically address individual officer/director appointments post-election) or shareholder_vote_results (which report outcomes, not pre-vote nominations).","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-31T10:55:36.869099+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":33016,"accession_number":"0001292814-26-004400","item_number":"EX-99.1","item_title":"ex99-1.htm","event_type":"governance_other","event_domain":"governance","is_material":true,"confidence":0.85,"reasoning":"This exhibit announces the formalization of a slate of candidates for Ecopetrol's Board of Directors, including nominations for seats 7, 8, and 9 by the Nation (majority shareholder), hydrocarbon-producing departments, and minority shareholders. The disclosure concerns board composition and governance structure ahead of an extraordinary shareholders' meeting, making it a material governance event, though it does not fit the specific categories of exec_appointment (which typically address individual officer/director appointments post-election) or shareholder_vote_results (which report outcomes, not pre-vote nominations).","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-31T10:55:36.869099+00:00","company_name":"ECOPETROL S.A.","ticker":"EC","filing_date":"2026-08-28"}]}