{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-22-044052","form_type":"8-K","ticker":"TW","cik":"0001758730","company_name":"Tradeweb Markets Inc.","filed_at":"2022-02-16T23:59:59+00:00","discovered_at":"2026-05-14T18:04:08.097524+00:00","generated_at":"2026-06-27T07:35:43.367649+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.65,"calibrated_materiality_score":0.65,"confidence":"high","headline":"Tradeweb CEO Lee Olesky to retire Dec 2022; President William Hult named successor","bullets":["Martin Brand resigns from Board; Lee Olesky elected Chairman effective Feb 11, 2022.","Olesky to retire as CEO effective Dec 31, 2022; President Hult elected CEO effective Jan 1, 2023.","Olesky will remain as Chairman after CEO retirement through 2023.","Paula Madoff appointed Lead Independent Director effective Feb 11, 2022."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-22-044052","json":"https://secwatch.observer/filing/0001193125-22-044052.json","markdown":"https://secwatch.observer/filing/0001193125-22-044052.md","text":"https://secwatch.observer/filing/0001193125-22-044052.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1758730/000119312522044052/0001193125-22-044052-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1758730/000119312522044052/d510243d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-27T07:35:43.367649+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":"4d7ff36455","claim":"William 'Billy' Hult was elected as Chief Executive Officer at Tradeweb Markets Inc..","evidence_excerpt":"the Board elected the Company’s President, William 'Billy' Hult, age 52, to succeed Mr. Olesky as CEO of the Company, effective January 1, 2023.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1758730/000119312522044052/0001193125-22-044052-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"8a54f7faaf","claim":"Lee Olesky departed as Chief Executive Officer at Tradeweb Markets Inc..","evidence_excerpt":"Mr. Olesky will retire as CEO of the Company effective December 31, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1758730/000119312522044052/0001193125-22-044052-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"retire"},{"label":"Role","value":"Chief Executive Officer"}],"fact_type":"executive_change"},{"claim_id":"b815657a1d","claim":"Paula Madoff was elected as Lead Independent Director at Tradeweb Markets Inc..","evidence_excerpt":"Ms. Paula Madoff, who has also served on the Board since March 2019, was elected Lead Independent Director effective February 11, 2022.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1758730/000119312522044052/0001193125-22-044052-index.htm","confidence":0.95,"family_label":"Executive change","details":[{"label":"Action","value":"elected"},{"label":"Role","value":"Lead Independent Director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}