{"schema_version":"secwatch.filing_event.v1","accession":"0001193125-26-324933","form_type":"8-K","ticker":"MKTX","cik":"0001278021","company_name":"MARKETAXESS HOLDINGS INC","filed_at":"2026-07-30T11:44:54+00:00","discovered_at":"2026-07-30T11:50:00.400667+00:00","generated_at":"2026-07-30T11:50:08.137675+00:00","sec_items":["1.01","5.02","7.01","9.01"],"event_type":"m_and_a","sentiment":"positive","materiality_score":1.0,"calibrated_materiality_score":1.0,"confidence":"high","headline":"Intercontinental Exchange to acquire MarketAxess for $167 per share in cash","bullets":["ICE to acquire MarketAxess for $167.00 per share in cash; total equity value not disclosed.","Board unanimously approved the merger and recommends stockholders vote to adopt the agreement.","Company termination fee of $148.8M if it accepts a superior proposal; Parent termination fee of $327.4M if antitrust blocks deal.","Closing expected by July 29, 2027, subject to stockholder approval, HSR clearance, and other conditions.","CEO Christopher Concannon and other executives received amended severance agreements with accelerated vesting and lump-sum payments."],"urls":{"canonical":"https://secwatch.observer/filing/0001193125-26-324933","json":"https://secwatch.observer/filing/0001193125-26-324933.json","markdown":"https://secwatch.observer/filing/0001193125-26-324933.md","text":"https://secwatch.observer/filing/0001193125-26-324933.txt","edgar_index":"https://www.sec.gov/Archives/edgar/data/1278021/000119312526324933/0001193125-26-324933-index.htm","edgar_primary_document":"https://www.sec.gov/Archives/edgar/data/1278021/000119312526324933/d159148d8k.htm"},"model":{"generated_by":"deepseek-v4-flash:cloud@v2","generated_at":"2026-07-30T11:50:08.137675+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"}