{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-23-122419","form_type":"8-K","ticker":"WMG","cik":"0001319161","company_name":"Warner Music Group Corp.","filed_at":"2023-04-27T23:59:59+00:00","discovered_at":"2026-05-14T18:03:38.366282+00:00","generated_at":"2026-06-16T08:31:39.125379+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.4,"calibrated_materiality_score":0.4,"confidence":"high","headline":"Valentin Blavatnik elected to Warner Music Group board, replacing Alex Blavatnik after 12 years","bullets":["Alex Blavatnik resigned from board April 27, 2023; not due to any disagreement with company or board.","Valentin Blavatnik, age 25, elected to board effective immediately; also appointed to Executive Committee.","Valentin is an analyst at LionTree, production executive at Eden Productions, and son of Len Blavatnik.","Michael Lynton appointed to Finance Committee, replacing Alex Blavatnik; Compensation Committee now majority independent."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-23-122419","json":"https://secwatch.observer/filing/0001193125-23-122419.json","markdown":"https://secwatch.observer/filing/0001193125-23-122419.md","text":"https://secwatch.observer/filing/0001193125-23-122419.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1319161/000119312523122419/0001193125-23-122419-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1319161/000119312523122419/d503795d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-16T08:31:39.125379+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":"00c489020d","claim":"Alex Blavatnik resigned as Director at Warner Music Group Corp..","evidence_excerpt":"Alex Blavatnik resigned from the Board of Directors (the “Board”) of Warner Music Group Corp. (the “Company”) and all committees thereof, effective upon the appointment of his replacement.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1319161/000119312523122419/0001193125-23-122419-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Director"}],"fact_type":"executive_change"},{"claim_id":"a2dbbf2b3e","claim":"Valentin Blavatnik was elected as Director at Warner Music Group Corp..","evidence_excerpt":"Valentin Blavatnik, age 25, was elected to the Board in accordance with the Company’s certificate of incorporation, effective immediately, to fill the vacancy on the Board resulting from Alex Blavatnik’s resignation.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1319161/000119312523122419/0001193125-23-122419-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"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"}