{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-25-291367","form_type":"8-K","ticker":"SPHR","cik":"0001795250","company_name":"Sphere Entertainment Co.","filed_at":"2025-11-21T23:59:59+00:00","discovered_at":"2026-05-14T18:02:40.487945+00:00","generated_at":"2026-05-16T17:40:40.157983+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.45,"calibrated_materiality_score":0.45,"confidence":"high","headline":"Christopher Winters named SVP, Controller & Principal Accounting Officer; base salary $400K","bullets":["Christopher Winters appointed SVP, Controller & Principal Accounting Officer effective Nov 24, 2025.","Annual base salary of $400,000; target annual bonus of at least 40% of base salary.","Eligible for long-term incentive awards with target value not less than $330,000 annually; initial FY2026 grant expected $287,500.","Severance: if terminated without cause or for good reason within 3 years, receives at least sum of salary and target bonus.","Prior role: Vice President, Accounting at Madison Square Garden Entertainment Corp. since May 2023."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-25-291367","json":"https://secwatch.observer/filing/0001193125-25-291367.json","markdown":"https://secwatch.observer/filing/0001193125-25-291367.md","text":"https://secwatch.observer/filing/0001193125-25-291367.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1795250/000119312525291367/0001193125-25-291367-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1795250/000119312525291367/d896308d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-16T17:40:40.157983+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"}