{"filing":{"accession_number":"0001292814-26-004485","cik":"0001444406","ticker":"EC","company_name":"ECOPETROL S.A.","form":"6-K","filing_date":"2026-09-08","report_date":"2026-09-30","primary_document":"ec20260905_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1444406/000129281426004485/ec20260905_6k.htm"},"events":[{"id":31701,"run_id":29102,"accession_number":"0001292814-26-004485","anchor_item_number":"EX-99.1","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.92,"summary":"The exhibit reports results of bondholders' meetings held on September 4, 2026, where bondholders of Ecopetrol's 2010 and 2013 domestic bond issuances voted to approve a proposed merger by absorption between Ecopetrol S.A. (surviving entity) and Parque Solar Portón del Sol S.A.S. (absorbed entity). The merger received supermajority approval (74.92% and 80.77% of outstanding principal amounts respectively), constituting a material acquisition/change-of-control event requiring disclosure under Item 1.01 or 2.01 of the 8-K taxonomy.","company_name":"ECOPETROL S.A.","ticker":"EC","filing_date":"2026-09-08","form":"6-K","submitted_at":null,"items":[{"id":34654,"accession_number":"0001292814-26-004485","item_number":"EX-99.1","item_title":"ex99-1.htm","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.92,"reasoning":"The exhibit reports results of bondholders' meetings held on September 4, 2026, where bondholders of Ecopetrol's 2010 and 2013 domestic bond issuances voted to approve a proposed merger by absorption between Ecopetrol S.A. (surviving entity) and Parque Solar Portón del Sol S.A.S. (absorbed entity). The merger received supermajority approval (74.92% and 80.77% of outstanding principal amounts respectively), constituting a material acquisition/change-of-control event requiring disclosure under Item 1.01 or 2.01 of the 8-K taxonomy.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-09-08T10:05:42.623852+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":34654,"accession_number":"0001292814-26-004485","item_number":"EX-99.1","item_title":"ex99-1.htm","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.92,"reasoning":"The exhibit reports results of bondholders' meetings held on September 4, 2026, where bondholders of Ecopetrol's 2010 and 2013 domestic bond issuances voted to approve a proposed merger by absorption between Ecopetrol S.A. (surviving entity) and Parque Solar Portón del Sol S.A.S. (absorbed entity). The merger received supermajority approval (74.92% and 80.77% of outstanding principal amounts respectively), constituting a material acquisition/change-of-control event requiring disclosure under Item 1.01 or 2.01 of the 8-K taxonomy.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-09-08T10:05:42.623852+00:00","company_name":"ECOPETROL S.A.","ticker":"EC","filing_date":"2026-09-08"}]}