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MKTX SEC filings (2026)

CIK 1278021 · Security Brokers, Dealers & Flotation Companies (SIC 6211) · fiscal year ends in December

1,433 filings on EDGAR since 2004 · 27 annual, 69 quarterly, 209 current · financial statements · earnings

Latest 10-K
Feb 24, 2026
fiscal year to Dec 31, 2025
Latest 10-Q
Nov 6, 2026
quarter to Sep 30, 2026
Latest 8-K
Oct 29, 2026
Shareholder vote results
Last earnings release
Oct 23, 2026
$1.86 vs $1.95 · ▲ 0.0%
Filings on file
1,433
since 2004, 871 insider forms

What happened, last 12 months#

Every earnings release with its print, every report with its quarter, the other 8-Ks by the headline of the press release they furnish or by their items, the proxy statements, and each day an insider bought or sold — newest first, each line opening the filing on EDGAR. The index by form and year follows.

November 2026

October 2026

September 2026

August 2026

July 2026

June 2026

May 2026

April 2026

March 2026

February 2026

January 2026

December 2025

Insider transactions#

What officers, directors and 10% holders reported on Forms 4 and 5 over the last 13 months, from the documents themselves: one insider’s trades of one kind on one day are one row, with the shares, the price range and the total as filed. Open-market buys and sells first; awards, exercises, tax withholding, gifts and employee-plan purchases are grouped below them.

Over the last 13 months insiders sold $1.2M in 11 sales and bought nothing on the open market; 36 other transactions (awards, exercises, tax withholding, gifts and plan purchases).

DateInsider
Oct 12, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $16K · 100 sh · 10b5-1
Sep 10, 2026Form 4Cruger William Frank Jr.DirectorSold · $1.0M · 6,164 sh
Sep 10, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $16K · 100 sh · 10b5-1
Aug 10, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $16K · 100 sh · 10b5-1
Jul 10, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $12K · 100 sh · 10b5-1
Jun 10, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $12K · 100 sh · 10b5-1
May 11, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $15K · 100 sh · 10b5-1
Apr 10, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $17K · 100 sh · 10b5-1
Mar 10, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $18K · 100 sh · 10b5-1
Feb 10, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $17K · 100 sh · 10b5-1
Jan 12, 2026Form 4Pintoff ScottGeneral Counsel and SecretarySold · $17K · 100 sh · 10b5-1
Awards, exercises, withholding and plan purchases · 36 transactions
DateInsider
Aug 12, 2026Form 4Portney Emily HopeDirectorGift · $0 · 4,170 sh
Aug 7, 2026Form 4Chwick JaneDirectorGift · $0 · 606 sh
Jun 18, 2026Form 4HERNANDEZ CARLOS MAURICIODirectorGift · $0 · 21,416 sh
Jun 10, 2026Form 4HERNANDEZ CARLOS MAURICIODirectorAward · $0 · 2,616 sh
Jun 10, 2026Form 4Cruger William Frank Jr.DirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4Begleiter Steven LDirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4SCHICIANO KENNETH TDirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4KETCHUM RICHARD GDirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4Hoornweg RobertoDirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4Gibson KourtneyDirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4Chwick JaneDirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4Portney Emily HopeDirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4Cifu Douglas ADirectorAward · $0 · 1,390 sh
Jun 10, 2026Form 4Altobello Nancy A.DirectorAward · $0 · 1,390 sh
Jun 3, 2026Form 4Fiszel Bieler IleneChief Financial OfficerTax withholding · $41K · 332 sh
May 1, 2026Form 4Quan WilliamChief Technology OfficerAward · $0 · 218 sh
Apr 3, 2026Form 4CONCANNON CHRISTOPHER RChief Executive Officer · DirectorTax withholding · $60K · 349 sh
Mar 1, 2026Form 4Panchal Naineshkumar ShantilalChief Information OfficerTax withholding · $282K · 1,470 sh
Mar 1, 2026Form 4SCHICIANO KENNETH TDirectorAward · $0 · 259 sh
Mar 1, 2026Form 4Cifu Douglas ADirectorAward · $0 · 259 sh
Feb 15, 2026Form 4CONCANNON CHRISTOPHER RChief Executive Officer · DirectorTax withholding · $469K · 2,616 sh
Feb 15, 2026Form 4McPherson Kevin MChief Revenue OfficerTax withholding · $356K · 1,987 sh
Feb 15, 2026Form 4Panchal Naineshkumar ShantilalChief Information OfficerTax withholding · $211K · 1,175 sh
Feb 15, 2026Form 4Pintoff ScottGeneral Counsel and SecretaryTax withholding · $185K · 1,032 sh
Feb 15, 2026Form 4Fiszel Bieler IleneChief Financial OfficerTax withholding · $79K · 439 sh
Feb 15, 2026Form 4CONCANNON CHRISTOPHER RChief Executive Officer · DirectorAward · Stock Option (right to buy) · $0 · 21,736 sh
Feb 15, 2026Form 4CONCANNON CHRISTOPHER RChief Executive Officer · DirectorAward · $0 · 6,588 sh
Feb 15, 2026Form 4Fiszel Bieler IleneChief Financial OfficerAward · $0 · 5,005 sh
Feb 15, 2026Form 4McPherson Kevin MChief Revenue OfficerAward · $0 · 4,416 sh
Feb 15, 2026Form 4Panchal Naineshkumar ShantilalChief Information OfficerAward · $0 · 3,239 sh
Feb 15, 2026Form 4Pintoff ScottGeneral Counsel and SecretaryAward · $0 · 3,165 sh
Feb 15, 2026Form 4Mirwani Nitin AChief Accounting OfficerAward · $0 · 1,766 sh
Feb 13, 2026Form 4CONCANNON CHRISTOPHER RChief Executive Officer · DirectorAward · $0 · 1,696 sh
Feb 13, 2026Form 4McPherson Kevin MChief Revenue OfficerAward · $0 · 939 sh
Feb 13, 2026Form 4Pintoff ScottGeneral Counsel and SecretaryAward · $0 · 515 sh
Feb 13, 2026Form 4Panchal Naineshkumar ShantilalChief Information OfficerAward · $0 · 394 sh

Reports and proxy statements#

Annual reports (10-K, 20-F, 40-F), quarterly reports (10-Q), current reports (8-K, 6-K) and proxy statements, newest first. An 8-K that furnishes a press release is headed by the release’s headline, its items beneath; any other 8-K is described by its items. A form opens the press release where there is one, else the document on EDGAR, or the filing’s index where it furnishes other exhibits.

2026 · 26 filings
FiledWhat it is
Nov 6, 202610-QQuarterly report, Q3 2026 — revenue $210.4M (+1% y/y), net income $53.9M, EPS $1.53
Oct 29, 20268-KShareholder vote results
Oct 23, 20268-KOther events
Oct 23, 20268-KEarnings release — EPS $1.86 vs $1.95 est. (−4.6%); revenue $210.4M (+1% y/y) 0.0%
Oct 22, 20268-KOther events
Sep 29, 2026DEFA14AAdditional proxy materials
Sep 29, 20268-KOther events
Sep 18, 2026DEFM14AMerger proxy statement
Sep 4, 2026PREM14AProxy statements
Aug 7, 202610-QQuarterly report, Q2 2026 — revenue $218.4M (−0% y/y), net income $68.1M, EPS $1.93
Jul 30, 2026DFAN14AProxy statements
Jul 30, 2026DEFA14AAdditional proxy materials
Jul 30, 20268-KEarnings release — EPS $1.95 vs $1.88 est. (+3.7%); revenue $218.4M (−0% y/y) 29.5%
Jul 30, 2026DEFA14AAdditional proxy materials
Jul 30, 20268-KIntercontinental Exchange to Acquire MarketAxess, Creating a Premier Fixed Income MarketplaceMaterial definitive agreement; Directors or officers; compensation; Regulation FD disclosure
Jun 10, 20268-KShareholder vote results
May 7, 202610-QQuarterly report, Q1 2026 — revenue $233.4M (+12% y/y), net income $77.9M, EPS $2.20
May 7, 20268-KEarnings release — EPS $2.25 vs $2.15 est. (+4.7%); revenue $233.4M (+12% y/y) 2.6%
Apr 29, 2026ARSAnnual report to shareholders
Apr 29, 2026DEFA14AAdditional proxy materials
Apr 29, 2026DEF 14AProxy statement
Apr 17, 20268-K/ADirectors or officers; compensation
Feb 24, 202610-KAnnual report, FY2025 — revenue $846.3M (+4% y/y), net income $246.6M, EPS $6.64
Feb 17, 20268-KDirectors or officers; compensation
Feb 6, 20268-KEarnings release — EPS $1.68 vs $1.66 est. (+1.2%); revenue $209.4M (+3% y/y) 0.3%
Jan 26, 20268-KDouglas Cifu and Kenneth Schiciano Elected to MarketAxess Board of DirectorsDirectors or officers; compensation; Regulation FD disclosure
2025 · 15 filings
FiledWhat it is
Dec 9, 20258-KRegulation FD disclosure
Nov 7, 202510-QQuarterly report, Q3 2025 — revenue $208.8M (+1% y/y), net income $68.2M, EPS $1.84
Nov 7, 20258-KEarnings release — EPS $1.84 vs $1.69 est. (+8.9%); revenue $208.8M (+1% y/y) 0.9%
Aug 6, 202510-QQuarterly report, Q2 2025 — revenue $219.5M (+11% y/y), net income $71.1M, EPS $1.91
Aug 6, 20258-KEarnings release — EPS $2.00 vs $1.94 est. (+3.1%); revenue $219.5M (+11% y/y) 10.1%
Jun 5, 20258-KDirectors or officers; compensation; Shareholder vote results
May 21, 20258-KDirectors or officers; compensation; Regulation FD disclosure
May 7, 202510-QQuarterly report, Q1 2025 — revenue $208.6M (−1% y/y), net income $15.1M, EPS $0.40
May 7, 20258-KEarnings release — EPS $1.87 vs $1.82 est. (+2.8%); revenue $208.6M (−1% y/y) 0.3%
Apr 23, 2025ARSAnnual report to shareholders
Apr 23, 2025DEFA14AAdditional proxy materials
Apr 23, 2025DEF 14AProxy statement
Feb 24, 202510-KAnnual report, FY2024 — revenue $817.1M (+9% y/y), net income $274.2M, EPS $7.28
Feb 6, 20258-KEarnings release — EPS $1.73 vs $1.70 est. (+1.8%); revenue $202.4M (+3% y/y) 1.6%
Jan 27, 20258-KDirectors or officers; compensation; Regulation FD disclosure
2024 · 18 filings
FiledWhat it is
Nov 6, 202410-QQuarterly report, Q3 2024 — revenue $206.7M (+20% y/y), net income $71.5M, EPS $1.90
Nov 6, 20248-KEarnings release — EPS $1.90 vs $1.82 est. (+4.4%); revenue $206.7M (+20% y/y) 1.5%
Aug 6, 202410-QQuarterly report, Q2 2024 — revenue $197.7M (+10% y/y), net income $64.9M, EPS $1.72
Aug 6, 20248-KEarnings release — EPS $1.72 vs $1.69 est. (+1.8%); revenue $197.7M (+10% y/y) 5.2%
Jul 19, 20248-KCharter, bylaws or fiscal-year change
Jun 7, 20248-KCharter, bylaws or fiscal-year change; Shareholder vote results
May 30, 20248-K/ADirectors or officers; compensation
May 7, 202410-QQuarterly report, Q1 2024 — revenue $210.3M (+4% y/y), net income $72.6M, EPS $1.92
May 7, 20248-KEarnings release — EPS $1.92 vs $1.85 est. (+3.8%); revenue $210.3M (+4% y/y) 2.4%
Apr 24, 2024ARSAnnual report to shareholders
Apr 24, 2024DEFA14AAdditional proxy materials
Apr 24, 2024DEF 14AProxy statement
Apr 12, 2024PRE 14APreliminary proxy statement
Apr 5, 20248-KDirectors or officers; compensation
Feb 26, 20248-KDirectors or officers; compensation; Regulation FD disclosure
Feb 22, 202410-KAnnual report, FY2023 — revenue $752.5M (+5% y/y), net income $258.1M, EPS $6.85
Jan 31, 20248-KEarnings release — EPS $1.84 vs $1.72 est. (+7.0%); revenue $197.2M (+11% y/y) 17.8%
Jan 19, 20248-KDirectors or officers; compensation
2023 · 20 filings — 13 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms
FiledWhat it is
Oct 25, 202310-QQuarterly report, Q3 2023 — revenue $172.3M (+0% y/y), net income $54.9M, EPS $1.46
Jul 27, 202310-QQuarterly report, Q2 2023 — revenue $179.8M (−1% y/y), net income $59.9M, EPS $1.59
Apr 27, 202310-QQuarterly report, Q1 2023 — revenue $203.2M (+9% y/y), net income $73.6M, EPS $1.96
Apr 26, 2023ARSAnnual report to shareholders
Apr 26, 2023DEFA14AAdditional proxy materials
Apr 26, 2023DEF 14AProxy statement
Feb 22, 202310-KAnnual report, FY2022 — revenue $718.3M (+3% y/y), net income $250.2M, EPS $6.65

13 current reports (8-K) not listed; the year is on EDGAR.

2022 · 11 filings — 5 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms
FiledWhat it is
Oct 26, 202210-QQuarterly report, Q3 2022 — revenue $172.1M (+6% y/y), net income $59.3M, EPS $1.58
Jul 27, 202210-QQuarterly report, Q2 2022 — revenue $182.2M (+3% y/y), net income $66.9M, EPS $1.78
Apr 27, 202210-QQuarterly report, Q1 2022 — revenue $186.1M (−5% y/y), net income $64.8M, EPS $1.71
Apr 27, 2022DEFA14AAdditional proxy materials
Apr 27, 2022DEF 14AProxy statement
Feb 23, 202210-KAnnual report, FY2021 — revenue $699.0M (+1% y/y), net income $257.9M, EPS $6.77

5 current reports (8-K) not listed; the year is on EDGAR.

2021 · 14 filings — 8 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms
FiledWhat it is
Oct 26, 202110-QQuarterly report, Q3 2021 — revenue $162.1M (−1% y/y), net income $58.0M, EPS $1.52
Jul 27, 202110-QQuarterly report, Q2 2021 — revenue $176.3M (−5% y/y), net income $67.3M, EPS $1.77
Apr 28, 2021DEFA14AAdditional proxy materials
Apr 28, 2021DEF 14AProxy statement
Apr 28, 202110-QQuarterly report, Q1 2021 — revenue $195.5M (+16% y/y), net income $80.5M, EPS $2.11
Feb 19, 202110-KAnnual report, FY2020 — revenue $689.1M (+35% y/y), net income $299.4M, EPS $7.85

8 current reports (8-K) not listed; the year is on EDGAR.

2020 · 16 filings — 10 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms
FiledWhat it is
Oct 30, 202010-QQuarterly report, Q3 2020 — revenue $164.0M (+25% y/y), net income $67.8M, EPS $1.78
Jul 24, 202010-QQuarterly report, Q2 2020 — revenue $184.8M (+47% y/y), net income $83.9M, EPS $2.20
May 1, 202010-QQuarterly report, Q1 2020 — revenue $169.0M (+36% y/y), net income $74.8M, EPS $1.96
Apr 29, 2020DEFA14AAdditional proxy materials
Apr 29, 2020DEF 14AProxy statement
Feb 18, 202010-KAnnual report, FY2019 — revenue $511.4M (+17% y/y), net income $204.9M, EPS $5.40

10 current reports (8-K) not listed; the year is on EDGAR.

2019 · 21 filings — 12 × 8-K, 3 × 10-Q, 2 × DEFA14A and 4 other forms
FiledWhat it is
Oct 25, 201910-QQuarterly report, Q3 2019 — revenue $131.6M (+30% y/y), net income $54.0M, EPS $1.42
Jul 25, 201910-QQuarterly report, Q2 2019 — revenue $125.5M (+17% y/y), net income $48.1M, EPS $1.27
May 29, 2019DEFA14AAdditional proxy materials
Apr 25, 201910-QQuarterly report, Q1 2019 — revenue $124.5M (+9% y/y), net income $52.5M, EPS $1.39
Apr 24, 2019DEFA14AAdditional proxy materials
Apr 24, 2019DEF 14AProxy statement
Mar 18, 201910-K/AAnnual report, amended
Feb 20, 201910-KAnnual report

13 current reports (8-K) not listed; the year is on EDGAR.

2018 · 15 filings — 8 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms
FiledWhat it is
Oct 25, 201810-QQuarterly report, Q3 2018 — revenue $101.4M (+6% y/y), net income $38.6M, EPS $1.02
Jul 26, 201810-QQuarterly report, Q2 2018 — revenue $107.0M (+11% y/y), net income $40.5M, EPS $1.07
Apr 26, 201810-QQuarterly report, Q1 2018 — revenue $114.7M (+11% y/y), net income $47.9M, EPS $1.27
Apr 25, 2018DEFA14AAdditional proxy materials
Apr 25, 2018DEF 14AProxy statement
Feb 23, 201810-K/AAnnual report, amended
Feb 21, 201810-KAnnual report

8 current reports (8-K) not listed; the year is on EDGAR.

2017 · 16 filings — 10 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms
FiledWhat it is
Oct 27, 201710-QQuarterly report, Q3 2017 — revenue $95.6M (+6% y/y), net income $34.1M, EPS $0.90
Jul 27, 201710-QQuarterly report, Q2 2017 — revenue $96.3M (−0% y/y), net income $38.0M, EPS $1.00
Apr 27, 201710-QQuarterly report, Q1 2017 — revenue $103.0M (+16% y/y), net income $42.5M, EPS $1.11
Apr 26, 2017DEFA14AAdditional proxy materials
Apr 26, 2017DEF 14AProxy statement
Feb 21, 201710-KAnnual report, FY2016 — revenue $367.7M (+21% y/y), net income $126.2M, EPS $3.34

10 current reports (8-K) not listed; the year is on EDGAR.

2016 · 12 filings — 6 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2015 · 14 filings — 7 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2014 · 12 filings — 5 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2013 · 20 filings — 13 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2012 · 25 filings — 15 × 8-K, 3 × 10-Q, 1 × 10-K and 6 other forms

Counted, not listed; the year is on EDGAR.

2011 · 17 filings — 10 × 8-K, 3 × 10-Q, 1 × 10-K and 3 other forms

Counted, not listed; the year is on EDGAR.

2010 · 14 filings — 8 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2009 · 13 filings — 5 × 8-K, 3 × 10-Q, 1 × 10-K and 4 other forms

Counted, not listed; the year is on EDGAR.

2008 · 17 filings — 9 × 8-K, 3 × 10-Q, 1 × 10-K and 4 other forms

Counted, not listed; the year is on EDGAR.

2007 · 13 filings — 7 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2006 · 18 filings — 12 × 8-K, 3 × 10-Q, 1 × 10-K and 2 other forms

Counted, not listed; the year is on EDGAR.

2005 · 20 filings — 11 × 8-K, 3 × 10-Q, 1 × 10-K and 5 other forms

Counted, not listed; the year is on EDGAR.

Insider, ownership and other filings#

Insider ownership (Forms 3, 4, 5 and 144), beneficial ownership (Schedules 13D and 13G), registration and prospectus (S-1, S-3, S-8, 424B and related) and the rest, counted by year, with the newest 25 of each of the latest 3 years shown. A Form 4 is one insider’s transaction report; a 13G is a passive holder above five percent.

2026 · 57 filings — 37 × 4, 8 × SCHEDULE 13G/A, 5 × SCHEDULE 13G and 2 other forms
FiledWhat it is
Nov 5, 2026SCHEDULE 13G/AOther filings
Oct 13, 20264Insider transaction (Form 4)
Sep 11, 20264Insider transaction (Form 4)
Sep 11, 20264Insider transaction (Form 4)
Sep 10, 2026144Notice of proposed sale (Form 144)
Aug 14, 2026SCHEDULE 13G/AOther filings
Aug 13, 20264Insider transaction (Form 4)
Aug 13, 2026SCHEDULE 13G/AOther filings
Aug 10, 20264Insider transaction (Form 4)
Aug 10, 2026144Notice of proposed sale (Form 144)
Aug 7, 20264Insider transaction (Form 4)
Aug 6, 2026SCHEDULE 13G/AOther filings
Jul 10, 20264Insider transaction (Form 4)
Jun 18, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)
Jun 12, 20264Insider transaction (Form 4)

The newest 25 of 57 shown; the full year is on EDGAR.

2025 · 52 filings — 38 × 4, 6 × SCHEDULE 13G/A, 4 × 144 and 2 other forms
FiledWhat it is
Dec 12, 20254Insider transaction (Form 4)
Dec 12, 2025144Notice of proposed sale (Form 144)
Nov 26, 20254Insider transaction (Form 4)
Nov 14, 2025SCHEDULE 13G/AOther filings
Nov 13, 2025SCHEDULE 13GOther filings
Oct 31, 2025SCHEDULE 13G/AOther filings
Oct 17, 2025SCHEDULE 13G/AOther filings
Oct 2, 20254Insider transaction (Form 4)
Sep 29, 20253Initial insider holdings (Form 3)
Sep 15, 20254Insider transaction (Form 4)
Sep 12, 2025144Notice of proposed sale (Form 144)
Sep 9, 20254Insider transaction (Form 4)
Aug 15, 20254Insider transaction (Form 4)
Aug 6, 2025SCHEDULE 13G/AOther filings
Jul 1, 20253Initial insider holdings (Form 3)
Jun 11, 20254Insider transaction (Form 4)
Jun 11, 2025144Notice of proposed sale (Form 144)
Jun 5, 20254Insider transaction (Form 4)
Jun 5, 20254Insider transaction (Form 4)
Jun 5, 20254Insider transaction (Form 4)
Jun 5, 20254Insider transaction (Form 4)
Jun 5, 20254Insider transaction (Form 4)
Jun 5, 20254Insider transaction (Form 4)
Jun 5, 20254Insider transaction (Form 4)
Jun 5, 20254Insider transaction (Form 4)

The newest 25 of 52 shown; the full year is on EDGAR.

2024 · 56 filings — 40 × 4, 7 × 144, 4 × SC 13G/A and 2 other forms
FiledWhat it is
Dec 9, 20244Insider transaction (Form 4)
Dec 9, 2024144Notice of proposed sale (Form 144)
Dec 3, 20244Insider transaction (Form 4)
Nov 14, 20244Insider transaction (Form 4)
Nov 14, 2024SC 13GPassive holder above 5% (Schedule 13G)
Nov 12, 2024144Notice of proposed sale (Form 144)
Nov 12, 2024SC 13GPassive holder above 5% (Schedule 13G)
Sep 9, 20244Insider transaction (Form 4)
Aug 16, 20244Insider transaction (Form 4)
Aug 14, 2024144Notice of proposed sale (Form 144)
Aug 14, 20244Insider transaction (Form 4)
Aug 13, 2024144Notice of proposed sale (Form 144)
Aug 9, 20244Insider transaction (Form 4)
Aug 8, 2024144Notice of proposed sale (Form 144)
Aug 8, 2024144Notice of proposed sale (Form 144)
Jun 11, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)
Jun 7, 20244Insider transaction (Form 4)

The newest 25 of 56 shown; the full year is on EDGAR.

2023 · 55 filings — 43 × 4, 4 × 144, 3 × SC 13G and 3 other forms

Counted, not listed; the year is on EDGAR.

2022 · 35 filings — 30 × 4, 2 × SC 13G/A, 1 × 3 and 2 other forms

Counted, not listed; the year is on EDGAR.

2021 · 62 filings — 57 × 4, 2 × 3, 2 × SC 13G/A and 1 other form

Counted, not listed; the year is on EDGAR.

2020 · 72 filings — 64 × 4, 5 × SC 13G/A, 2 × 3 and 1 other form

Counted, not listed; the year is on EDGAR.

2019 · 58 filings — 46 × 4, 6 × SC 13G/A, 4 × 3 and 1 other form

Counted, not listed; the year is on EDGAR.

2018 · 40 filings — 35 × 4, 4 × SC 13G/A, 1 × SC 13G

Counted, not listed; the year is on EDGAR.

2017 · 56 filings — 46 × 4, 4 × 3, 2 × SC 13G/A and 4 other forms

Counted, not listed; the year is on EDGAR.

2016 · 43 filings — 38 × 4, 5 × SC 13G/A

Counted, not listed; the year is on EDGAR.

2015 · 44 filings — 37 × 4, 4 × SC 13G/A, 1 × CORRESP and 2 other forms

Counted, not listed; the year is on EDGAR.

2014 · 40 filings — 32 × 4, 7 × SC 13G/A, 1 × UPLOAD

Counted, not listed; the year is on EDGAR.

2013 · 47 filings — 33 × 4, 5 × SC 13G/A, 3 × 3 and 3 other forms

Counted, not listed; the year is on EDGAR.

2012 · 42 filings — 26 × 4, 6 × SC 13G/A, 2 × 3 and 6 other forms

Counted, not listed; the year is on EDGAR.

2011 · 50 filings — 40 × 4, 4 × SC 13G/A, 3 × SC 13D/A and 3 other forms

Counted, not listed; the year is on EDGAR.

2010 · 42 filings — 33 × 4, 5 × SC 13G/A, 2 × 3 and 1 other form

Counted, not listed; the year is on EDGAR.

2009 · 32 filings — 19 × 4, 4 × SC 13G, 4 × SC 13G/A and 3 other forms

Counted, not listed; the year is on EDGAR.

2008 · 43 filings — 23 × 4, 7 × SC 13G/A, 2 × CORRESP and 9 other forms

Counted, not listed; the year is on EDGAR.

2007 · 39 filings — 29 × 4, 6 × SC 13G/A, 3 × SC 13G and 1 other form

Counted, not listed; the year is on EDGAR.

2006 · 34 filings — 21 × 4, 7 × SC 13G/A, 2 × 3 and 4 other forms

Counted, not listed; the year is on EDGAR.

2005 · 34 filings — 21 × 4, 10 × SC 13G, 2 × 3 and 1 other form

Counted, not listed; the year is on EDGAR.

2004 · 33 filings — 12 × 3, 9 × S-1/A, 6 × 3/A and 5 other forms

Counted, not listed; the year is on EDGAR.

About this data#

MarketAxess (MKTX) has 1,433 filings on EDGAR going back to 2004: 27 annual reports, 69 quarterly reports and 209 current reports, plus proxy statements, insider forms and ownership schedules. Its latest annual report, a 10-K, was filed on Feb 24, 2026 for the fiscal year ended Dec 31, 2025. The most recent 8-K, on Oct 29, 2026, covered shareholder vote results. Over the last 13 months insiders sold $1.2M in 11 sales and bought nothing on the open market; 36 other transactions (awards, exercises, tax withholding, gifts and plan purchases). Not investment advice.

Every row is a filing EDGAR lists for the registrants that have been MarketAxess, read from the SEC’s submissions index each morning; a filing accepted after that read appears the next day. Where a company changed its filing entity (a holding-company reorganisation, Google into Alphabet) the predecessor’s filings are shown for the years it filed as the company, derived from the filings themselves. Dates are the filing date; the period is the report’s own. The latest 3 years of reports are listed in full, the next years to 10 without their 8-Ks, and older years are counted; the other forms are counted too, with the newest 25 of each of the latest 3 years shown. Insider transactions are the Form 4 and Form 5 documents themselves, filed since January 2026, every number as the insider filed it: a day’s lots are summed, a blank price adds its shares and no dollars, and a purchase through an employee stock plan is a plan purchase, not insider buying. An 8-K’s headline is the first line of the press release it furnishes (Exhibit 99), read from the filing and shown word for word; where two independent readings of the exhibit do not agree, the 8-K is described by its items instead. The documents stay on sec.gov, public domain, and every link opens the SEC’s copy. ChartRow does not summarise or interpret filings.

FAQ#

Where can I read MKTX's latest 10-K?
MKTX's latest annual report, a 10-K, was filed on Feb 24, 2026 for the fiscal year ended Dec 31, 2025. It is linked above and opens on EDGAR, the SEC's own site, where every exhibit is also listed.
When did MKTX last file an 8-K?
On Oct 29, 2026 it covered shareholder vote results. An 8-K reports a material event between quarterly reports; the one that furnishes the quarter's results is filed under Item 2.02, last on Oct 23, 2026.
Are MKTX insiders buying or selling?
Over the last 13 months insiders sold $1.2M in 11 sales and bought nothing on the open market; 36 other transactions (awards, exercises, tax withholding, gifts and plan purchases). The most recent sale: Pintoff Scott (General Counsel and Secretary) sold 100 shares on Oct 12, 2026 for $16K, under a 10b5-1 plan. Every figure is as the insider filed it on Form 4; a sale under a 10b5-1 plan was scheduled in advance.
How many SEC filings has MKTX made?
1,433 filings are on EDGAR under the registrant records that have been MarketAxess, going back to 2004; 871 of them are insider ownership forms (Forms 3, 4, 5 and 144).