{"filing":{"accession_number":"0000801337-26-000017","cik":"0000801337","ticker":"WBS-PG","company_name":"WEBSTER FINANCIAL CORP","form":"8-K","filing_date":"2026-06-16","report_date":null,"primary_document":"wbs-20260612.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/801337/000080133726000017/wbs-20260612.htm"},"events":[{"id":11310,"run_id":9928,"accession_number":"0000801337-26-000017","anchor_item_number":"8.01","event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"summary":"This disclosure reports OCC approval of a bank merger application whereby Webster Bank, National Association will merge into Santander Bank, and references the broader acquisition of Webster Financial Corporation by Banco Santander, S.A. This constitutes a material acquisition/change of control event. Although filed under Item 8.01 (Other Events), the substance is a major M\u0026A milestone—regulatory approval of the bank-level merger component of the transaction.","company_name":"WEBSTER FINANCIAL CORP","ticker":"WBS-PG","filing_date":"2026-06-16","form":"8-K","submitted_at":null,"items":[{"id":7868,"accession_number":"0000801337-26-000017","item_number":"8.01","item_title":null,"event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"This disclosure reports OCC approval of a bank merger application whereby Webster Bank, National Association will merge into Santander Bank, and references the broader acquisition of Webster Financial Corporation by Banco Santander, S.A. This constitutes a material acquisition/change of control event. Although filed under Item 8.01 (Other Events), the substance is a major M\u0026A milestone—regulatory approval of the bank-level merger component of the transaction.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-16T20:13:05.773044+00:00","company_name":"","ticker":null,"filing_date":""}]}],"classifications":[{"id":7868,"accession_number":"0000801337-26-000017","item_number":"8.01","item_title":null,"event_type":"ma_activity","event_domain":"operational","is_material":true,"confidence":0.95,"reasoning":"This disclosure reports OCC approval of a bank merger application whereby Webster Bank, National Association will merge into Santander Bank, and references the broader acquisition of Webster Financial Corporation by Banco Santander, S.A. This constitutes a material acquisition/change of control event. Although filed under Item 8.01 (Other Events), the substance is a major M\u0026A milestone—regulatory approval of the bank-level merger component of the transaction.","classifier_version":"claude-haiku-4-5-20251001+prompt-9e0ffca5","taxonomy_version":"v1","classified_at":"2026-06-16T20:13:05.773044+00:00","company_name":"WEBSTER FINANCIAL CORP","ticker":"WBS-PG","filing_date":"2026-06-16"}]}