{"schema_version":"secwatch.filing_event.v1","accession":"0001104659-23-078772","form_type":"8-K","ticker":"CBOE","cik":"0001374310","company_name":"Cboe Global Markets, Inc.","filed_at":"2023-07-06T23:59:59+00:00","discovered_at":"2026-05-14T18:03:33.732162+00:00","generated_at":"2026-06-13T11:38:42.231213+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":"Cboe CFO Brian Schell resigns; Jill Griebenow appointed CFO effective July 10, 2023","bullets":["Brian Schell resigns as EVP, CFO and Treasurer, effective July 10, to pursue external opportunity.","Jill Griebenow promoted from Senior VP/CAO to EVP, CFO, Treasurer and CAO, effective same date.","Griebenow has been with Cboe for 12 years, previously CFO of Cboe Europe and CAO since 2018.","She will continue to serve as Chief Accounting Officer alongside her new CFO role."],"urls":{"canonical":"https://secwatch.observer/filing/0001104659-23-078772","json":"https://secwatch.observer/filing/0001104659-23-078772.json","markdown":"https://secwatch.observer/filing/0001104659-23-078772.md","text":"https://secwatch.observer/filing/0001104659-23-078772.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1374310/000110465923078772/0001104659-23-078772-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1374310/000110465923078772/tm2320729d1_8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-13T11:38:42.231213+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":"707fbe103a","claim":"Brian N. Schell resigned as Executive Vice President, Chief Financial Officer and Treasurer at Cboe Global Markets, Inc..","evidence_excerpt":"On July 1, 2023, Brian N. Schell resigned as Executive Vice President, Chief Financial Officer and Treasurer of Cboe Global Markets, Inc. (the “Company”), effective July 10, 2023, to pursue another career opportunity.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1374310/000110465923078772/0001104659-23-078772-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"resigned"},{"label":"Role","value":"Executive Vice President, Chief Financial Officer and Treasurer"}],"fact_type":"executive_change"},{"claim_id":"bce2ce70c8","claim":"Jill M. Griebenow was appointed as Executive Vice President, Chief Financial Officer, Treasurer and Chief Accounting Officer at Cboe Global Markets, Inc..","evidence_excerpt":"Further, on July 6, 2023, the Company announced the appointment of Jill M. Griebenow, currently Senior Vice President, Chief Accounting Officer, to Executive Vice President, Chief Financial Officer, Treasurer and Chief Accounting Officer, effective July 10, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1374310/000110465923078772/0001104659-23-078772-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Executive Vice President, Chief Financial Officer, Treasurer and Chief Accounting Officer"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}