{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-24-234122","form_type":"8-K","ticker":"SPHR","cik":"0001795250","company_name":"Sphere Entertainment Co.","filed_at":"2024-10-08T23:59:59+00:00","discovered_at":"2026-05-14T18:03:09.659238+00:00","generated_at":"2026-05-30T18:12:09.980892+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"negative","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Sphere Entertainment CFO David Byrnes to depart; search for successor underway","bullets":["David F. Byrnes, EVP, CFO and Treasurer, will leave Sphere Entertainment; a search for a new CFO has commenced.","Byrnes will remain in his current role for an interim period to facilitate a smooth transition.","Upon departure, Byrnes will receive severance benefits per his employment agreement.","Byrnes served as CFO since December 2023 and previously held the role at MSG Entertainment."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-24-234122","json":"https://secwatch.observer/filing/0001193125-24-234122.json","markdown":"https://secwatch.observer/filing/0001193125-24-234122.md","text":"https://secwatch.observer/filing/0001193125-24-234122.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1795250/000119312524234122/0001193125-24-234122-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1795250/000119312524234122/d103145d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-30T18:12:09.980892+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":"8596d96310","claim":"David F. Byrnes departed as Executive Vice President, Chief Financial Officer and Treasurer at Sphere Entertainment Co..","evidence_excerpt":"On October 8, 2024, Sphere Entertainment Co. (the “Company”) announced that Mr. David F. Byrnes, the Company’s Executive Vice President, Chief Financial Officer and Treasurer, will be leaving the Company.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1795250/000119312524234122/0001193125-24-234122-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"will be leaving"},{"label":"Role","value":"Executive Vice President, Chief Financial Officer and Treasurer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}