Marketaxess Holdings Inc SEC filings MKTX

Marketaxess Holdings Inc has 1,001 filings in SEC EDGAR's recent list, going back to Feb 17, 2012. Its latest annual report, Form ARS, was filed on Apr 29, 2026 for the period ended Dec 31, 2025. The latest quarterly report (Form 10-Q) was filed on Aug 7, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Oct 29, 2026 (shareholder vote results). The company's fiscal year ends on December 31.

Form Description Filed Period
DFAN14A Filing Jul 30, 2026 —
CT ORDER Filing Sep 5, 2017 —
UPLOAD Letter from the SEC Jan 21, 2015 —
CORRESP Letter to the SEC Jan 13, 2015 —
UPLOAD Letter from the SEC Dec 29, 2014 —
UPLOAD Letter from the SEC Oct 22, 2013 —
CORRESP Letter to the SEC Oct 11, 2013 —
UPLOAD Letter from the SEC Oct 1, 2013 —
UPLOAD Letter from the SEC Aug 20, 2012 —
CORRESP Letter to the SEC Aug 1, 2012 —
UPLOAD Letter from the SEC Jul 23, 2012 —

Showing 11 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.

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Company profile

Industry
Security Brokers, Dealers & Flotation Companies (SIC 6211)
Listed as
MKTX (Nasdaq)
Fiscal year ends
December 31
Headquarters
New York, NY
SEC filer status
Large accelerated filer
SEC CIK
1278021
Former names
MARKETAXESS HOLDINGS INC (until Nov 5, 2026); MARKETAXESS HOLDING INC (until Apr 1, 2004)

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Source: SEC EDGAR filings. This is company-reported data, not investment advice.