{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-328811","form_type":"8-K","ticker":"WMG","cik":"0001319161","company_name":"Warner Music Group Corp.","filed_at":"2026-07-31T21:00:20+00:00","discovered_at":"2026-07-31T21:02:00.288044+00:00","generated_at":"2026-07-31T21:02:27.755016+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Warner Music Group CFO/COO Armin Zerza steps down; Lou Dickler named Acting CFO, Tom Corson promoted to COO","bullets":["Armin Zerza stepped down as CFO and COO for personal reasons, effective July 31, 2026; will remain available through fiscal year.","Louis Dickler, SVP Global Controller and CAO, appointed Acting CFO; previously served in this role in 2021-2022.","Tom Corson, Co-Chairman and COO of Warner Records, promoted to COO of Warner Music Group, reporting to CEO Robert Kyncl.","Company has initiated a formal search for a new CFO.","Corson will oversee global marketing, merch, D2C, supply chain, while continuing at Warner Records for a transition period."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-328811","json":"https://secwatch.observer/filing/0001193125-26-328811.json","markdown":"https://secwatch.observer/filing/0001193125-26-328811.md","text":"https://secwatch.observer/filing/0001193125-26-328811.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1319161/000119312526328811/0001193125-26-328811-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1319161/000119312526328811/d127683d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-31T21:02:27.755016+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}