{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-078575","form_type":"8-K","ticker":"SPHR","cik":"0001795250","company_name":"Sphere Entertainment Co.","filed_at":"2022-03-18T23:59:59+00:00","discovered_at":"2026-05-14T18:04:08.252502+00:00","generated_at":"2026-06-26T21:45:49.360040+00:00","sec_items":["5.02"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.6,"calibrated_materiality_score":0.6,"confidence":"high","headline":"Madison Square Garden Entertainment President Lustgarten to step down April 1, 2022","bullets":["Andrew Lustgarten will step down as President of MSGE effective April 1, 2022.","He will focus full-time on his role as President and CEO of Madison Square Garden Sports Corp.","Lustgarten will continue as a director of TAO Group Holdings LLC.","No successor has been named for the MSGE President position."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-078575","json":"https://secwatch.observer/filing/0001193125-22-078575.json","markdown":"https://secwatch.observer/filing/0001193125-22-078575.md","text":"https://secwatch.observer/filing/0001193125-22-078575.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1795250/000119312522078575/0001193125-22-078575-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1795250/000119312522078575/d338185d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-26T21:45:49.360040+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":"1e89dd9261","claim":"Andrew Lustgarten departed as President at Sphere Entertainment Co..","evidence_excerpt":"Andrew Lustgarten is stepping down from his position as President of Madison Square Garden Entertainment Corp., effective April 1, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1795250/000119312522078575/0001193125-22-078575-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"stepping down"},{"label":"Role","value":"President"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}