{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-21-246132","form_type":"8-K","ticker":"MKTX","cik":"0001278021","company_name":"MARKETAXESS HOLDINGS INC","filed_at":"2021-08-13T23:59:59+00:00","discovered_at":"2026-05-14T18:04:17.483353+00:00","generated_at":"2026-06-29T11:03:46.405611+00:00","sec_items":["5.02","9.01"],"event_type":"leadership","sentiment":"neutral","materiality_score":0.5,"calibrated_materiality_score":0.5,"confidence":"high","headline":"MarketAxess (MKTX) grants enhanced severance protection to executive Gerosa","bullets":["Severance protection agreement with Christopher N. Gerosa approved; initial 5-year term renews automatically.","Pre-change-in-control severance: 1x base salary plus avg bonus, paid over 12 months; post-CIC: 1.5x lump sum.","Equity vesting continues for 12 months (pre-CIC) or vests immediately (post-CIC) on qualifying termination.","COBRA premium coverage for 12 months (pre-CIC) or 18 months (post-CIC); death/disability triggers 0.5x severance.","Agreement conditioned on signing release and non-compete; indemnification and D&O coverage provided."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-21-246132","json":"https://secwatch.observer/filing/0001193125-21-246132.json","markdown":"https://secwatch.observer/filing/0001193125-21-246132.md","text":"https://secwatch.observer/filing/0001193125-21-246132.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1278021/000119312521246132/0001193125-21-246132-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1278021/000119312521246132/d171710d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-06-29T11:03:46.405611+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":[],"license":"Source filings: public domain (SEC EDGAR). Summaries (headline + bullets): CC-BY-4.0; attribute https://secwatch.observer"}