{"schema_version":"secwatch.filing_event.v1","accession":"0001069157-25-000040","form_type":"8-K","ticker":"EWBC","cik":"0001069157","company_name":"EAST WEST BANCORP INC","filed_at":"2025-03-07T23:59:59+00:00","discovered_at":"2026-05-14T18:03:02.855049+00:00","generated_at":"2026-05-25T02:55:37.062428+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.25,"calibrated_materiality_score":0.25,"confidence":"high","headline":"East West Bancorp director Rudolph Estrada retires effective March 3, 2025","bullets":["Rudolph I. Estrada notified board of his retirement as a director, effective immediately on March 3, 2025.","Retirement is not the result of any dispute or disagreement with the company or board.","Board expressed gratitude for his service; no replacement director has been announced."],"urls":{"canonical":"https://secwatch.observer/filing/0001069157-25-000040","json":"https://secwatch.observer/filing/0001069157-25-000040.json","markdown":"https://secwatch.observer/filing/0001069157-25-000040.md","text":"https://secwatch.observer/filing/0001069157-25-000040.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1069157/000106915725000040/0001069157-25-000040-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1069157/000106915725000040/ewbc-20250303.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-25T02:55:37.062428+00:00"},"review":{"review_status":"machine_generated","human_reviewed":false,"corrected":false,"correction_note":null,"correction_timestamp":null,"superseded_by":null,"related_filings":[]},"source_grounded_claims":[{"claim_id":"1904391ec2","claim":"Rudolph I. Estrada retired as director at EAST WEST BANCORP INC.","evidence_excerpt":"On March 3, 2025, Rudolph I. Estrada notified the Board of Directors of East West Bancorp, Inc. (the “Company”) of his decision to retire as a director of the Company, effective immediately.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1069157/000106915725000040/0001069157-25-000040-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retired"},{"label":"Role","value":"director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}