{"schema_version":"secwatch.filing_event.v1","accession":"0001758730-24-000183","form_type":"8-K","ticker":"TW","cik":"0001758730","company_name":"Tradeweb Markets Inc.","filed_at":"2024-09-19T23:59:59+00:00","discovered_at":"2026-05-14T18:03:14.431513+00:00","generated_at":"2026-05-31T03:40:34.799514+00:00","sec_items":["5.02","7.01","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.3,"calibrated_materiality_score":0.3,"confidence":"high","headline":"Tradeweb appoints Daniel Maguire to Board of Directors effective Sept 18","bullets":["Daniel Maguire, 48, appointed as Class I director; designated by controlling stockholder Refinitiv.","Maguire is Group Head of LSEG Markets and CEO of LCH Group; on LSEG Executive Committee since 2017.","No compensation for board service; no family relationships with directors or officers.","Term ends at 2026 annual meeting; standard indemnification agreement entered."],"urls":{"canonical":"https://secwatch.observer/filing/0001758730-24-000183","json":"https://secwatch.observer/filing/0001758730-24-000183.json","markdown":"https://secwatch.observer/filing/0001758730-24-000183.md","text":"https://secwatch.observer/filing/0001758730-24-000183.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1758730/000175873024000183/0001758730-24-000183-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1758730/000175873024000183/tw-20240918.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-05-31T03:40:34.799514+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":"162711ef5a","claim":"Daniel Maguire was appointed as Class I director at Tradeweb Markets Inc..","evidence_excerpt":"On September 18, 2024, the Board of Directors (the “Board”) of Tradeweb Markets Inc. (the “Company”) appointed Mr. Daniel Maguire, age 48, as a Class I director, effective as of such date.","evidence_source":"SEC 8-K Item 5.02","evidence_url":"https://www.sec.gov/Archives/edgar/data/1758730/000175873024000183/0001758730-24-000183-index.htm","confidence":1.0,"family_label":"Executive change","details":[{"label":"Action","value":"appointed"},{"label":"Role","value":"Class I director"}],"fact_type":"executive_change"}],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}