{"filing":{"accession_number":"0001193125-26-324804","cik":"0001335730","ticker":"MZHOF","company_name":"MIZUHO FINANCIAL GROUP INC","form":"6-K","filing_date":"2026-07-30","report_date":"2026-07-30","primary_document":"d36164d6k.htm","primary_document_url":"https://www.sec.gov/Archives/edgar/data/1335730/000119312526324804/d36164d6k.htm"},"events":[{"id":21936,"run_id":19806,"accession_number":"0001193125-26-324804","anchor_item_number":null,"event_type":"dividend_distribution","event_domain":"financial","is_material":true,"confidence":0.85,"summary":"The 6-K discloses an amendment to Mizuho Financial Group's share repurchase program, expanding it from 25 million shares (¥100 billion) to 35 million shares (¥200 billion) and extending the repurchase period through September 30, 2026. This is a material capital allocation and shareholder return action. While the primary mechanism is a buyback rather than a dividend, share repurchases are classified under dividend_distribution in the taxonomy as they represent a return of capital to shareholders. The expansion of the program by 10 million shares and ¥100 billion is material to investors assessing the company's capital strategy and shareholder returns.","company_name":"MIZUHO FINANCIAL GROUP INC","ticker":"MZHOF","filing_date":"2026-07-30","form":"6-K","submitted_at":null,"items":null}],"classifications":[{"id":21716,"accession_number":"0001193125-26-324804","item_number":null,"item_title":null,"event_type":"dividend_distribution","event_domain":"financial","is_material":true,"confidence":0.85,"reasoning":"The 6-K discloses an amendment to Mizuho Financial Group's share repurchase program, expanding it from 25 million shares (¥100 billion) to 35 million shares (¥200 billion) and extending the repurchase period through September 30, 2026. This is a material capital allocation and shareholder return action. While the primary mechanism is a buyback rather than a dividend, share repurchases are classified under dividend_distribution in the taxonomy as they represent a return of capital to shareholders. The expansion of the program by 10 million shares and ¥100 billion is material to investors assessing the company's capital strategy and shareholder returns.","classifier_version":"claude-haiku-4-5-20251001+prompt-6be895f9","taxonomy_version":"v1.3","classified_at":"2026-07-30T10:15:40.359378+00:00","company_name":"MIZUHO FINANCIAL GROUP INC","ticker":"MZHOF","filing_date":"2026-07-30"}]}