{"filing":{"accession_number":"0000950103-26-013308","cik":"0000891478","ticker":"BCDRF","company_name":"Banco Santander, S.A.","form":"6-K","filing_date":"2026-09-01","report_date":"2026-08-31","primary_document":"dp252656_6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/891478/000095010326013308/dp252656_6k.htm"},"events":[{"id":30864,"run_id":28303,"accession_number":"0000950103-26-013308","anchor_item_number":null,"event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.92,"summary":"The filing announces completion of a share capital increase through non-cash contributions executed on 20 August 2026, which was undertaken to finance the acquisition of Webster Financial Corporation. The registration of the deed with the Commercial Registry and the resulting change in share capital (to €7.5 billion with 15.0 billion ordinary shares) constitute material M\u0026A activity—specifically the financing and execution phase of a material acquisition. This is disclosed as \"Other Relevant Information\" under Spanish securities law and represents a significant corporate event affecting the registrant's capital structure and ownership.","company_name":"Banco Santander, S.A.","ticker":"BCDRF","filing_date":"2026-09-01","form":"6-K","submitted_at":null,"items":null}],"classifications":[{"id":33593,"accession_number":"0000950103-26-013308","item_number":null,"item_title":null,"event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.92,"reasoning":"The filing announces completion of a share capital increase through non-cash contributions executed on 20 August 2026, which was undertaken to finance the acquisition of Webster Financial Corporation. The registration of the deed with the Commercial Registry and the resulting change in share capital (to €7.5 billion with 15.0 billion ordinary shares) constitute material M\u0026A activity—specifically the financing and execution phase of a material acquisition. This is disclosed as \"Other Relevant Information\" under Spanish securities law and represents a significant corporate event affecting the registrant's capital structure and ownership.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-09-01T14:42:37.963971+00:00","company_name":"Banco Santander, S.A.","ticker":"BCDRF","filing_date":"2026-09-01"}]}