{"filing":{"accession_number":"0001292814-26-004290","cik":"0001444406","ticker":"EC","company_name":"ECOPETROL S.A.","form":"6-K","filing_date":"2026-08-18","report_date":"2026-09-30","primary_document":"ec20260818_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1444406/000129281426004290/ec20260818_6k.htm"},"events":[{"id":28351,"run_id":25923,"accession_number":"0001292814-26-004290","anchor_item_number":"EX-99.1","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.75,"summary":"The exhibit reports results of bondholders' meetings held on August 18, 2026, for two domestic debt issuances (2010 and 2013). The 2010 meeting failed to achieve quorum, and the 2013 meeting achieved only 15.33% quorum—both falling short of the 80% principal amount required under Colombian law to approve a merger proposal. A second-call meeting is required. While technically a bondholder vote rather than shareholder vote, this disclosure of voting results on a material corporate action (merger) affecting debt holders is analogous to shareholder vote results and material to investors assessing the company's capital structure and M\u0026A progress.","company_name":"ECOPETROL S.A.","ticker":"EC","filing_date":"2026-08-18","form":"6-K","submitted_at":null,"items":[{"id":30269,"accession_number":"0001292814-26-004290","item_number":"EX-99.1","item_title":"ex99-1.htm","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.75,"reasoning":"The exhibit reports results of bondholders' meetings held on August 18, 2026, for two domestic debt issuances (2010 and 2013). The 2010 meeting failed to achieve quorum, and the 2013 meeting achieved only 15.33% quorum—both falling short of the 80% principal amount required under Colombian law to approve a merger proposal. A second-call meeting is required. While technically a bondholder vote rather than shareholder vote, this disclosure of voting results on a material corporate action (merger) affecting debt holders is analogous to shareholder vote results and material to investors assessing the company's capital structure and M\u0026A progress.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-19T10:03:52.336862+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":30269,"accession_number":"0001292814-26-004290","item_number":"EX-99.1","item_title":"ex99-1.htm","event_type":"shareholder_vote_results","event_domain":"governance","is_material":true,"confidence":0.75,"reasoning":"The exhibit reports results of bondholders' meetings held on August 18, 2026, for two domestic debt issuances (2010 and 2013). The 2010 meeting failed to achieve quorum, and the 2013 meeting achieved only 15.33% quorum—both falling short of the 80% principal amount required under Colombian law to approve a merger proposal. A second-call meeting is required. While technically a bondholder vote rather than shareholder vote, this disclosure of voting results on a material corporate action (merger) affecting debt holders is analogous to shareholder vote results and material to investors assessing the company's capital structure and M\u0026A progress.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-08-19T10:03:52.336862+00:00","company_name":"ECOPETROL S.A.","ticker":"EC","filing_date":"2026-08-18"}]}