MKTX / MarketAxess Holdings Inc. - Depositi SEC, Relazione annuale, dichiarazione di delega

MarketAxess Holdings Inc.
US ˙ NasdaqGS ˙ US57060D1081

Statistiche di base
LEI 5493002U1CA1XJOVID83
CIK 1278021
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to MarketAxess Holdings Inc.
SEC Filings (Chronological Order)
Questa pagina fornisce un elenco completo e cronologico dei depositi SEC, esclusi i documenti di proprietà che forniamo altrove.
August 6, 2025 EX-99.1

MarketAxess Reports Second Quarter 2025 Financial Results 11% Increase in Revenue to Record $219.5 Million; Strong Progress with New Initiatives to Drive Growth Record Block Trading ADV, Record Total Portfolio Trading ADV and Strong Growth in Dealer-

EX-99.1 Exhibit 99.1 MarketAxess Reports Second Quarter 2025 Financial Results 11% Increase in Revenue to Record $219.5 Million; Strong Progress with New Initiatives to Drive Growth Record Block Trading ADV, Record Total Portfolio Trading ADV and Strong Growth in Dealer-Initiated ADV EPS of $1.91; $2.00 Excluding Notable Items1 NEW YORK | August 6, 2025 - MarketAxess Holdings Inc. (Nasdaq: MKTX),

August 6, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS

August 6, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 6, 2025 MarketAxess Holdin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 6, 2025 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

August 6, 2025 EX-10.2

Form of 2025 Restricted Stock Unit Agreement (Deferred) for directors pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.2 Form of 2025 Restricted Stock Unit Agreement (Deferred) for Directors RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and [xxx] (the “Participant”). WHEREAS, the Board of Dir

August 6, 2025 EX-10.1

Form of 2025 Restricted Stock Unit Agreement (Non-Deferred) for directors pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.1 Form of 2025 Restricted Stock Unit Agreement (Non-Deferred) for Directors RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and [xxx] (the “Participant”). WHEREAS, the Board of

June 5, 2025 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 02, 2025 MARKETAXESS HOLDINGS INC. (Exact name of Registrant as Specified in Its Charter) Delaware 001-34091 52-2230784 (State or Other Jurisdiction of Incorporation) (Commission

May 21, 2025 EX-99.1

# # # Contacts INVESTOR RELATIONS MEDIA RELATIONS Stephen Davidson MarketAxess Holdings Inc. +1 212 813 6313 [email protected] Marisha Mistry MarketAxess Holdings Inc. +1 917 267 1232 [email protected] Page 2

Exhibit 99.1 Dean Berry to Join MarketAxess as Group COO and CEO of EMEA & APAC NEW YORK | May 21, 2025 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced the appointment of Dean Berry as Group Chief Operating Officer and Chief Executive Officer of EMEA & APAC. In this new role, Mr. Berry will have oversigh

May 21, 2025 EX-10.1

Contract of Employment dated as of May 16, 2025, by and between MarketAxess Europe Limited and Dean Berry†+

Exhibit 10.1 CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS “[*****]”, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) is the type that the registrant treats as private or confidential. Dated 16 of May 2025 MARKETAXESS EUROPE LIMITED and DEAN BERRY CONTRACT OF EMPLOYMENT CONTRACT OF EMPLOYMENT This contract of employment (“Agreement”) is made on

May 21, 2025 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 16, 2025 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

May 7, 2025 EX-10.6

Form of 2025 Restricted Stock Unit Agreement for U.K.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.6 Form of 2025 Restricted Stock Unit Agreement for U.K.-based Executive Officers RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO APPENDIX 1 OF THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of Award Date, is by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001 (the

May 7, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXES

May 7, 2025 EX-10.1

Consulting Services Agreement, dated as of February 25, 2025, by and between Richard M. McVey and MarketAxess Holdings Inc.#

Exhibit 10.1 CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS “[*****]”, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. CONSULTING SERVICES AGREEMENT This agreement (hereinafter referred to as the “Agreement”), dated February 25, 2025, is for Consulting Services (the “Consulting S

May 7, 2025 EX-10.4

Form of 2025 Performance Stock Unit Agreement for U.S.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan†

Exhibit 10.4 Form of 2025 Performance Stock Unit Agreement for U.S. Based Executive Officers PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS PERFORMANCE STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and [Participant] (the “Participant”). WHERE

May 7, 2025 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2025 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission F

May 7, 2025 EX-10.7

Form of 2025 Performance Stock Unit Agreement for U.K.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan†

Exhibit 10.7 Form of 2025 Performance Stock Unit Agreement for U.K. Based Executive Officers PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO APPENDIX 1 OF THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of Award Date, is by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001 (t

May 7, 2025 EX-10.5

Form of 2025 Incentive Stock Option Agreement for U.S.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.5 Form of Incentive Stock Option Agreement for U.S. Based Executive Officers INCENTIVE STOCK OPTION AGREEMENT STOCK OPTION AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN AGREEMENT (“Agreement”), dated as of [Award Date] by and between MarketAxess Holdings Inc. (the “Company”) and [Participant] (the “Participant”). Preliminary Statement The Board of Direct

May 7, 2025 EX-10.2

Form of 2025 Restricted Stock Unit Agreement (Non-Deferred) for U.S.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.2 Form of 2025 Restricted Stock Unit Agreement (Non-Deferred) for U.S. based Executive Officers RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and [xxx] (the “Participant”). W

May 7, 2025 EX-10.3

Form of 2025 Restricted Stock Unit Agreement (Non-Deferred) for Richard M. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.3 Form of 2025 Restricted Stock Unit Agreement (Non-Deferred) for Mr. McVey RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and [xxx] (the “Participant”). WHEREAS, the Board of

May 7, 2025 EX-99.1

MarketAxess Reports First Quarter 2025 Financial Results EPS of $0.40; $1.87 Excluding Notable Items1 Record Total ADV Driven by Record Credit ADV with Record Open Trading ADV of $4.8 billion Record Total Portfolio Trading ADV and Record Levels of Bl

Exhibit 99.1 MarketAxess Reports First Quarter 2025 Financial Results EPS of $0.40; $1.87 Excluding Notable Items1 Record Total ADV Driven by Record Credit ADV with Record Open Trading ADV of $4.8 billion Record Total Portfolio Trading ADV and Record Levels of Block Trading in Emerging Markets and Eurobonds NEW YORK | May 7, 2025 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leadin

April 23, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant  Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

April 23, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant  Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D

February 24, 2025 EX-19.1

MarketAxess Holdings Inc. Insider Trading Policy

Exhibit 19.1 MARKETAXESS HOLDINGS INC. INSIDER TRADING POLICY (As Approved by the Board of Directors) The following insider trading policy of MarketAxess Holdings Inc. and its subsidiaries (collectively, the “Company”) is intended to help the Company comply with U.S. federal and state securities laws, as well as similar laws in other countries where the Company does business, and to preserve the r

February 24, 2025 EX-21.1

Subsidiaries of the Registrant

Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Name Place of Incorporation of Organization MarketAxess Corporation Delaware MarketAxess SEF Corporation Delaware MarketAxess Technologies Inc. Delaware MarketAxess Colombia Corp. Delaware MarketAxess International Holdings, LLC Delaware MarketAxess Limited United Kingdom MarketAxess Europe Limited United Kingdom MarketAxess Post-Trade Limited United Kin

February 24, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS HOLDIN

February 6, 2025 EX-99.1

MarketAxess Reports Fourth Quarter and Full Year 2024 Financial Results Record Full Year Revenue of $817 Million, Up 9% Strong Full Year Commission Revenue Growth Across Most Product Areas

Exhibit 99.1 MarketAxess Reports Fourth Quarter and Full Year 2024 Financial Results Record Full Year Revenue of $817 Million, Up 9% Strong Full Year Commission Revenue Growth Across Most Product Areas NEW YORK | February 6, 2025 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced financial results for the f

February 6, 2025 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 6, 2025 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

January 27, 2025 EX-99.1

# # # Contacts INVESTOR RELATIONS MEDIA RELATIONS Stephen Davidson MarketAxess Holdings Inc. +1 212 813 6313 [email protected] Mary Sedarat MarketAxess Holdings Inc. +1 212 813 6226 [email protected] Page 2

Exhibit 99.1 MarketAxess Elects Roberto Hoornweg to its Board of Directors NEW YORK | January 27, 2025 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced the election of Roberto Hoornweg to its Board of Directors, effective March 1, 2025. Mr. Hoornweg will serve on the Board’s Risk Committee and Finance Com

January 27, 2025 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 23, 2025 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

November 6, 2024 8-K

Regulation FD Disclosure, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 4, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

November 6, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKET

November 6, 2024 EX-99.1

MarketAxess Reports Third Quarter 2024 Financial Results Revenue Growth of 20% Driven by Strong Growth in Total Credit ADV on Higher Market Volumes Record Portfolio Trading ADV; Record Municipal Bonds ADV and Estimated Market Share NEW YORK | Novembe

Exhibit 99.1 MarketAxess Reports Third Quarter 2024 Financial Results Revenue Growth of 20% Driven by Strong Growth in Total Credit ADV on Higher Market Volumes Record Portfolio Trading ADV; Record Municipal Bonds ADV and Estimated Market Share NEW YORK | November 6, 2024 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities,

November 6, 2024 EX-99.2

Rick McVey to Retire from MarketAxess Carlos Hernandez Elected As Next Chairman

Exhibit 99.2 Rick McVey to Retire from MarketAxess Carlos Hernandez Elected As Next Chairman NEW YORK | November 6, 2024 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced that Founder and Executive Chairman Rick McVey will retire at the end of the year. Carlos Hernandez will succeed Mr. McVey as Chairman o

August 6, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS

August 6, 2024 EX-99.1

MarketAxess Reports Second Quarter 2024 Financial Results Revenue Growth of 10% Driven by Growth in Total Credit ADV and Pragma Revenues Second Strongest Quarter for Total Credit ADV with Strong Growth Across Most Products Record Eurobonds ADV, Portf

Exhibit 99.1 MarketAxess Reports Second Quarter 2024 Financial Results Revenue Growth of 10% Driven by Growth in Total Credit ADV and Pragma Revenues Second Strongest Quarter for Total Credit ADV with Strong Growth Across Most Products Record Eurobonds ADV, Portfolio Trading Volume and Muni Bond Estimated Market Share Board Increases Share Repurchase Authorization to $250 Million NEW YORK | August

August 6, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 6, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

July 19, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 17, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

July 19, 2024 EX-3.1

Amended and Restated By-laws of MarketAxess Holdings Inc., dated as of July 17, 2024.

Exhibit 3.1 AMENDED AND RESTATED BY-LAWS OF MARKETAXESS HOLDINGS INC. ARTICLE I OFFICES Section 1. The registered office of MarketAxess Holdings Inc. (the “Corporation”) in the State of Delaware shall be located at the principal place of business in said state of the corporation or individual acting as the Corporation’s registered agent. Section 2. The Corporation may have other offices, either wi

June 7, 2024 EX-3.1

Certificate of Amendment to the Amended and Restated Certificate of Incorporation.

EX-3.1 Exhibit 3.1 CERTIFICATE OF AMENDMENT OF CERTIFICATE OF INCORPORATION OF MARKETAXESS HOLDINGS INC. MarketAxess Holdings Inc. (the “Corporation”), a corporation organized and existing under the General Corporation Law of the State of Delaware, hereby certifies as follows: 1. This Certificate of Amendment (the “Certificate of Amendment”) amends the provisions of the Corporation’s Amended and R

June 7, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 5, 2024 MarketAxess Holdings

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 5, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

May 30, 2024 8-K/A

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 21, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Comm

May 30, 2024 EX-10.1

Letter Agreement Amendment, dated as of May 27, 2024, by and between Ilene Fiszel Bieler and MarketAxess Holdings Inc. †

Exhibit 10.1 EXECUTION VERSION CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS “[*****]”, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. D +1 212-813-6000 55 Hudson Yards, 15th Floor F +1 212-813-6060 New York, NY 10001 marketaxess.com United States of America May 27, 2024 Ilene

May 7, 2024 EX-10.8

Form of 2024 Performance Stock Unit Agreement for Richard M. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan†

Exhibit 10.8 Form of 2024 Performance Stock Unit Agreement for Mr. McVey PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS PERFORMANCE STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and [Participant] (the “Participant”). WHEREAS, the Board of Dir

May 7, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission F

May 7, 2024 EX-10.9

Form of 2024 Performance Stock Unit Agreement for U.K.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan†

Exhibit 10.9 Form of 2024 Performance Stock Unit Agreement for U.K. Based Executive Officers PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO APPENDIX 1 OF THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of [Award Date], is by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001

May 7, 2024 EX-10.7

Form of 2024 Performance Stock Unit Agreement for U.S.-based executive officers other than Richard M. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan†

Exhibit 10.7 Form of 2024 Performance Stock Unit Agreement for U.S. Based Executive Officers other than Mr. McVey PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS PERFORMANCE STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and [Participant] (the

May 7, 2024 EX-10.6

Form of 2024 Restricted Stock Unit Agreement for U.K.-based executive officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.6 Form of 2024 Restricted Stock Unit Agreement for U.K.-based Executive Officers RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO APPENDIX 1 OF THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of [Award Date], is by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001 (t

May 7, 2024 EX-10.10

Form of 2024 Incentive Stock Option Agreement for U.S. based Executive Officers other than Mr. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

8082/49479-001 Current/10545383v3 Exhibit 10.10 Form of Incentive Stock Option Agreement for U.S. Based Executive Officers other than Mr. McVey INCENTIVE STOCK OPTION AGREEMENT STOCK OPTION AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN AGREEMENT (“Agreement”), dated as of [Award Date] by and between MarketAxess Holdings Inc. (the “Company”) and [Participant] (the “

May 7, 2024 EX-10.11

Form of 2024 Incentive Stock Option Agreement for Mr. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan#

Exhibit 10.11 Form of Incentive Stock Option Agreement for Mr. McVey INCENTIVE STOCK OPTION AGREEMENT STOCK OPTION AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN AGREEMENT (“Agreement”), dated as of [Award Date] by and between MarketAxess Holdings Inc. (the “Company”) and [Participant] (the “Participant”). Preliminary Statement The Board of Directors of the Company

May 7, 2024 EX-10.5

Form of 2024 Restricted Stock Unit Agreement (Non-Deferred) for Richard M. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.5 Form of 2024 Restricted Stock Unit Agreement (Non-Deferred) for Mr. McVey RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and xxx (the “Participant”). WHEREAS, the Board of D

May 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXES

May 7, 2024 EX-99.1

MarketAxess Reports First Quarter 2024 Financial Results Record Emerging Markets, Eurobonds and Municipal Bonds Quarterly Commission Revenue

Exhibit 99.1 MarketAxess Reports First Quarter 2024 Financial Results Record Emerging Markets, Eurobonds and Municipal Bonds Quarterly Commission Revenue NEW YORK | May 7, 2024—MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced financial results for the first quarter ended March 31, 2024. 1Q24 select financia

April 24, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant  Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D

April 24, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant  Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ D

April 12, 2024 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant  Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D

April 5, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 4, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

February 26, 2024 EX-10.1

Letter Agreement dated as of February 21, 2024, by and between Ilene Fiszel Bieler and MarketAxess Holdings Inc. †+

Exhibit 10.1 CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS “[*****]”, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. D +1 212-813-6000 F +1 212-813-6060 marketaxess.com 55 Hudson Yards, 15th Floor New York, NY 10001 United States of America EXECUTION VERSION February 21, 2024 I

February 26, 2024 EX-10.2

Form of 2024 Restricted Stock Unit Agreement (Non-Deferred) for U.S.-based executive officers other than Richard M. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan

Exhibit 10.2 Form of 2024 Restricted Stock Unit Agreement (Non-Deferred) for U.S. based Executive Officers other than Mr. McVey RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of [Award Date] (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and xxx (th

February 26, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 21, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commis

February 26, 2024 EX-10.4

Proprietary Information and Non-Competition Agreement, dated as of February 21, 2024, by and between Ilene Fiszel Bieler and MarketAxess Holdings Inc.

Exhibit 10.4 MARKETAXESS HOLDINGS, INC. Proprietary Information and Non-Competition Agreement This Proprietary Information and Non-Competition Agreement (the “Agreement”) by and between Ilene Fiszel Bieler (“you”) and MarketAxess Holdings or its parent, affiliate or subsidiary by which you are employed or to which you provide services (the “Company”) is entered into as of February 21, 2024 and sha

February 26, 2024 EX-10.3

Severance Protection Agreement, dated as of February 21, 2024, by and between Ilene Fiszel Bieler and MarketAxess Holdings Inc.

Exhibit 10.3 MARKETAXESS HOLDINGS INC. SEVERANCE PROTECTION AGREEMENT THIS SEVERANCE PROTECTION AGREEMENT (the “Agreement”) is dated as of February 21, 2024, by and between MarketAxess Holdings Inc., a Delaware corporation (the “Company”), and Ilene Fiszel Bieler (the “Executive”). This Agreement shall be effective upon your Start Date (the “Effective Date”) as defined in the Letter Agreement betw

February 26, 2024 EX-99.1

# # # Contacts INVESTOR RELATIONS MEDIA RELATIONS Stephen Davidson MarketAxess Holdings Inc. +1 212 813 6313 [email protected] Marisha Mistry MarketAxess Holdings Inc. +1 917 267 1232 [email protected]

Exhibit 99.1 MarketAxess Appoints Ilene Fiszel Bieler as Chief Financial Officer NEW YORK | February 26, 2024 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced the appointment of Ilene Fiszel Bieler as Chief Financial Officer. Ms. Fiszel Bieler is currently expected to start with MarketAxess on or about Ma

February 22, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS HOLDIN

February 22, 2024 EX-97.1

MarketAxess Holdings Inc. Erroneously Awarded Compensation Recovery Policy

Exhibit 97.1 MARKETAXESS HOLDINGS INC. ERRONEOUSLY AWARDED COMPENSATION RECOVERY POLICY Section 1. Introduction. The board of directors (the “Board”) of MarketAxess Holdings Inc. (the “Company”) has adopted this policy (the “Policy”) to provide for the recovery by the Company, in the event of a Recovery Trigger (as defined below), of certain incentive-based compensation received by certain current

February 22, 2024 EX-21.1

Subsidiaries of the Registrant

Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Name Place of Incorporation of Organization MarketAxess Corporation Delaware MarketAxess SEF Corporation Delaware MarketAxess Technologies Inc. Delaware MarketAxess Colombia Corp. Delaware MarketAxess International Holdings, LLC Delaware MarketAxess Limited United Kingdom MarketAxess Europe Limited United Kingdom MarketAxess Post-Trade Limited United Kin

February 14, 2024 SC 13G/A

MKTX / MarketAxess Holdings Inc. / GUARDIAN CAPITAL LP - FORM SC 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G / A Under the Securities Exchange Act of 1934 (Amendment No. 1)* MARKETAXESS HOLDINGS INC. (Name of Issuer) COMMON STOCK, $0.003 PAR VALUE (Title of Class of Securities) 57060D108 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rul

February 13, 2024 SC 13G/A

MKTX / MarketAxess Holdings Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01402-marketaxessholdingsi.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 12)* Name of issuer: MarketAxess Holdings Inc Title of Class of Securities: Common Stock CUSIP Number: 57060D108 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box

January 31, 2024 EX-99.1

MarketAxess Reports Fourth Quarter and Full Year 2023 Results

Exhibit 99.1 MarketAxess Reports Fourth Quarter and Full Year 2023 Results NEW YORK | January 31, 2024 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced financial results for the fourth quarter and full year ended December 31, 2023. 4Q23 select financial and operational highlights* •  Total revenues of $19

January 31, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 31, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

January 19, 2024 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 18, 2024 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

November 9, 2023 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 6, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

November 9, 2023 EX-99.1

MarketAxess Announces CFO Transition

Exhibit 99.1 MarketAxess Announces CFO Transition NEW YORK | November 9, 2023 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced that its Chief Financial Officer, Christopher N. Gerosa, will step down, effective January 31, 2024, to accept a position at a private company that provides technology solutions w

October 25, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKET

October 25, 2023 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 25, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

October 25, 2023 EX-99.1

MarketAxess Reports Third Quarter 2023 Results

Exhibit 99.1 MarketAxess Reports Third Quarter 2023 Results NEW YORK | October 25, 2023—MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced financial results for the third quarter ended September 30, 2023. 3Q23 select financial and operational highlights* •  $172.3 million in total revenues, in line with the p

October 25, 2023 EX-10.1

Membership Interest Purchase Agreement, dated as of August 5, 2023, by and among MarketAxess Holdings Inc., Pragma Weeden Holdings LLC, Pragma Financial Systems LLC, Pragma LLC and David Mechner (solely for purposes specified therein).†#

Exhibit 10.1 CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS “[*****]”, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. EXECUTION VERSION MEMBERSHIP INTEREST PURCHASE AGREEMENT by and among MARKETAXESS HOLDINGS INC., PRAGMA WEEDEN HOLDINGS LLC, PRAGMA FINANCIAL SYSTEMS LLC, PRAGMA

October 2, 2023 EX-99.1

# # # Contacts INVESTOR RELATIONS MEDIA RELATIONS Stephen Davidson MarketAxess Holdings Inc. +1 212 813 6313 [email protected] Marisha Mistry MarketAxess Holdings Inc. +1 917 267 1232 [email protected]

Exhibit 99.1 MarketAxess Completes Acquistion of Pragma NEW YORK | October 2, 2023 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced the completion of its acquisition of Pragma, a quantitative trading technology provider specializing in algorithmic and analytical services. Chris Concannon, Chief Executive

October 2, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 2, 2023 MarketAxess Holdi

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 2, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissi

September 14, 2023 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 13, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commi

September 14, 2023 EX-99.1

Carlos Hernandez Elected to MarketAxess Board of Directors

Exhibit 99.1 Carlos Hernandez Elected to MarketAxess Board of Directors NEW YORK | September 14, 2023 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced the election of Carlos Hernandez to its Board of Directors, effective September 13, 2023. The appointment marks a return of Mr. Hernandez to the MarketAxes

August 9, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 9, 2023 MarketAxess Holdin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 9, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

August 9, 2023 EX-10.1

Credit Agreement, dated as of August 9, 2023, among MarketAxess Holdings Inc., a Delaware corporation, the lenders party thereto and JPMorgan Chase Bank, N.A., as administrative agent.

Exhibit 10.1 EXECUTION VERSION CREDIT AGREEMENT dated as of August 9, 2023 among MARKETAXESS HOLDINGS INC., as Borrower The Lenders Party Hereto and JPMORGAN CHASE BANK, N.A., as Administrative Agent JPMORGAN CHASE BANK, N.A., PNC CAPITAL MARKETS LLC, U.S. BANK NATIONAL ASSOCIATION, AND BOFA SECURITIES, INC. as Joint Bookrunners, Syndication Agents and Joint Lead Arrangers TABLE OF CONTENTS SECTIO

August 7, 2023 EX-99.1

# # # Contacts INVESTOR RELATIONS MEDIA RELATIONS Stephen Davidson MarketAxess Holdings Inc. +1 212 813 6313 [email protected] Marisha Mistry MarketAxess Holdings Inc. +1 917 267 1232 [email protected] Page 2

Exhibit 99.1 MARKETAXESS TO ACQUIRE ALGORITHMIC TRADING PROVIDER PRAGMA Acquisition to accelerate development of quantitative execution algorithms and data-driven analytics for fixed-income NEW YORK | August 7, 2023 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, has entered into a definitive agreement to acquire Pragma

August 7, 2023 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 5, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

July 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS

July 20, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 20, 2023 MarketAxess Holding

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 20, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

July 20, 2023 EX-99.1

MarketAxess Reports Second Quarter 2023 Results

EX-99.1 Exhibit 99.1 MarketAxess Reports Second Quarter 2023 Results NEW YORK | July 20, 2023 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced financial results for the second quarter ended June 30, 2023. 2Q23 select financial and operational highlights* •  $179.8 million in total revenues, down 1.3%, ref

June 9, 2023 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 7, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

April 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXES

April 26, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 26, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

April 26, 2023 EX-99.1

MarketAxess Reports Record Revenues of $203.2 Million in First Quarter 2023 Record Total Credit ADV of $13.7 Billion, Up 14%; Record Open Trading® ADV of $4.5 Billion, Up 21%

EX-99.1 Exhibit 99.1 MarketAxess Reports Record Revenues of $203.2 Million in First Quarter 2023 Record Total Credit ADV of $13.7 Billion, Up 14%; Record Open Trading® ADV of $4.5 Billion, Up 21% NEW YORK | April 26, 2023 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, today announced financial results for the first qua

April 26, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ D

April 26, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D

April 7, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 5, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

March 31, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 28, 2023 MarketAxess Holdin

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): March 28, 2023 MarketAxess Holdings Inc. (Exact name of registrant as specified in its charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

March 31, 2023 EX-10.1

First Amendment, dated March 28, 2023, to Credit Agreement, dated as of October 15, 2021, by and among MarketAxess Holdings Inc., as borrower, a syndicate of lenders and JPMorgan Chase Bank, N.A., as administrative agent, and certain other financial institutions party thereto.

EX-10.1 Exhibit 10.1 FIRST AMENDMENT TO CREDIT AGREEMENT This FIRST AMENDMENT TO CREDIT AGREEMENT (herein, the “Amendment”) is entered into as of March 28, 2023 (the “First Amendment Effective Date”), by and among MARKETAXESS HOLDINGS INC. (the “Borrower”), the Lenders party hereto and JPMORGAN CHASE BANK, N.A (the “Administrative Agent”). PRELIMINARY STATEMENTS A. The Borrower, the Administrative

February 22, 2023 EX-21

Subsidiaries of the Registrant

Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Name Place of Incorporation of Organization MarketAxess Corporation Delaware MarketAxess SEF Corporation Delaware MarketAxess Technologies Inc. Delaware MarketAxess Colombia Corp. Delaware MuniBrokers, LLC New Jersey MarketAxess Limited United Kingdom MarketAxess Europe Limited United Kingdom MarketAxess Post-Trade Limited United Kingdom MarketAxess Capi

February 22, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS HOLDIN

February 22, 2023 EX-10

Proprietary Information and Non-Competition Agreement, dated as of March 1, 2022, by and between MarketAxess Holdings Inc. and Naineshkumar Shantilal Panchal (incorporated by reference to Exhibit 10.53 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2022)#

Exhibit 10.53 MARKETAXESS HOLDINGS, INC. Proprietary Information and Non-Competition Agreement This Proprietary Information and Non-Competition Agreement (the “Agreement”) by and between Naineshkumar Shantilal Panchal (“you”) and MarketAxess Holdings or its parent, affiliate or subsidiary by which you are employed or to which you provide services (the “Company”) is entered into as of March 1, 2022

February 22, 2023 EX-10

Severance Protection Agreement, dated as of March 1, 2022, by and between MarketAxess Holdings Inc. and Naineshkumar Shantilal Panchal#

Exhibit 10.52 MARKETAXESS HOLDINGS INC. SEVERANCE PROTECTION AGREEMENT THIS SEVERANCE PROTECTION AGREEMENT (the “Agreement”) is dated as of March 1, 2022 (the “Effective Date”), by and between MarketAxess Holdings Inc., a Delaware corporation (the “Company”), and Naineshkumar Shantilal Panchal (the “Executive”). RECITALS WHEREAS, the Executive is a senior management employee of Company; WHEREAS, t

February 15, 2023 SC 13G

MKTX / MarketAxess Holdings, Inc. / GUARDIAN CAPITAL LP - FORM SC 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* MARKETAXESS HOLDINGS INC. (Name of Issuer) COMMON STOCK, $0.003 PAR VALUE (Title of Class of Securities) 57060D108 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pur

February 9, 2023 SC 13G/A

MKTX / MarketAxess Holdings, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv01368-marketaxessholdingsi.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 11)* Name of issuer: MarketAxess Holdings Inc. Title of Class of Securities: Common Stock CUSIP Number: 57060D108 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box

January 25, 2023 EX-99.1

Page 2

Exhibit 99.1 MarketAxess Reports Fourth Quarter and Full-Year 2022 Results NEW YORK | January 25, 2023 - MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, today announced financial results for the fourth quarter and full-year ended

January 25, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 25, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

January 9, 2023 EX-99.1

MARKETAXESS PROMOTES CHRIS CONCANNON TO CHIEF EXECUTIVE OFFICER; RICHARD M. MCVEY TO BECOME EXECUTIVE CHAIRMAN

Exhibit 99.1 MARKETAXESS PROMOTES CHRIS CONCANNON TO CHIEF EXECUTIVE OFFICER; RICHARD M. MCVEY TO BECOME EXECUTIVE CHAIRMAN NEW YORK, January 9, 2023 – The Board of Directors of MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, toda

January 9, 2023 EX-10.1

Employment Letter Agreement dated as of January 6, 2023, by and between Christopher R. Concannon and MarketAxess Holdings Inc. (incorporated by reference to Exhibit 10.1 to the registrant's Current Report on Form 8-K dated January 9, 2023)#

EX-10.1 2 d408729dex101.htm EX-10.1 EXHIBIT 10.1 EXECUTION VERSION MarketAxess Holdings Inc. 55 Hudson Yards 15th Floor New York, New York, 10001 January 6, 2023 Christopher R. Concannon Re: Terms of Employment Dear Chris: The purpose of this letter agreement (this “Letter Agreement”) is to set forth the terms and conditions of your employment as Chief Executive Officer with MarketAxess Holdings I

January 9, 2023 EX-10.2

Employment Letter Agreement dated as of January 6, 2023, by and between Richard M. McVey and MarketAxess Holdings Inc. (incorporated by reference to Exhibit 10.2 to the registrant's Current Report on Form 8-K dated January 9, 2023)#

Exhibit 10.2 Execution Copy MarketAxess Holdings Inc. 55 Hudson Yards, 15th Floor New York, NY 10001 January 6, 2023 Mr. Richard M. McVey, Chairman and Chief Executive Officer c/o MarketAxess Holdings Inc. 55 Hudson Yards, 15th Floor, New York, NY 10001 Re: Terms of Employment Dear Rick: The purpose of this letter agreement (this “Letter Agreement”) is to set forth the terms and conditions of your

January 9, 2023 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 3, 2023 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissi

January 9, 2023 EX-10.3

Form of Restricted Stock Unit Award Agreement for Christopher R. Concannon pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan. (incorporated by reference to Exhibit 10.3 to the registrant's Current Report on Form 8-K dated January 9, 2023)#

Exhibit 10.3 FORM OF RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of [DATE], 2023 (the “Grant Date”), by and between MarketAxess Holdings Inc. (the “Company”) and Christopher R. Concannon (the “Participant”). WHEREAS, the Board of Directors of the Company (the “Board”) adopte

January 9, 2023 EX-10.4

Form of Performance Stock Unit Agreement for Christopher R. Concannon pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan. (incorporated by reference to Exhibit 10.4 to the registrant's Current Report on Form 8-K dated January 9, 2023)#

Exhibit 10.4 FORM OF PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS PERFORMANCE STOCK UNIT AGREEMENT (this “Agreement”), is made as of [DATE], 2023 (the “Grant Date”), by and between MarketAxess Holdings Inc. (the “Company”) and Christopher R. Concannon (the “Participant”). WHEREAS, the Board of Directors of the Company (the “Board”) adop

October 26, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKET

October 19, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 19, 2022 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

October 19, 2022 EX-99.1

Page 2

Exhibit 99.1 MarketAxess Reports Third Quarter 2022 Results NEW YORK | October 19, 2022 - MarketAxess Holdings Inc. (Nasdaq: MKTX) the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, today announced financial results for the third quarter of 2022. 3Q22 financial and operation

July 27, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS

July 27, 2022 EX-10.1

Consulting Services Agreement, dated as of February 1, 2022, by and between MarketAxess Corporation and Nicholas Themelis#†

EXHIBIT 10.1 CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS ?[*****]?, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. CONSULTING SERVICES AGREEMENT This agreement (hereinafter referred to as ?Agreement?) is for Consulting Services (the ?Consulting Services?), described in the at

July 27, 2022 EX-10.2

Separation Agreement, effective as of April 8, 2022, by and between MarketAxess Corporation and Nicholas Themelis#†

Exhibit 10.2 CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS ?[*****]?, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. April 8, 2022 Nicholas Themelis [*****] [*****] Dear Nicholas: This Separation Agreement and General Release (the ?Agreement?) serves to memorialize the terms of

July 20, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 20, 2022 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

July 20, 2022 EX-99.1

Operating Margin (%)

Exhibit 99.1 MarketAxess Reports Second Quarter 2022 Results NEW YORK | July 20, 2022 - MarketAxess Holdings Inc. (Nasdaq: MKTX) the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, today announced financial results for the second quarter of 2022. 2Q22 Financial and operationa

June 10, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 8, 2022 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

June 8, 2022 EX-FILING FEES

Filing Fee Table.*

Exhibit 107 Calculation of Filing Fee Table Form S-8 (Form Type) MarketAxess Holdings Inc.

June 8, 2022 S-8

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT THE SECURITIES ACT OF 1933 MARKETAXESS HOLDINGS INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 52-2230784 (State or Other Ju

Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MARKETAXESS HOLDINGS INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 52-2230784 (State or Other Jurisdiction of Incorporation or Organization) (I.R.S. Employer Identification No.) 55 Hudson Yards, 15th Floor New York, Ne

June 8, 2022 EX-99.1

MarketAxess Holdings Inc. 2022 Employee Stock Purchase Plan (incorporated by reference to Exhibit 99.1 to the registrant's Registration Statement on Form S-8 filed on June 8, 2022)#

Exhibit 99.1 MARKETAXESS HOLDINGS INC. 2022 EMPLOYEE STOCK PURCHASE PLAN FOR US EMPLOYEES 1. Purpose. This MarketAxess Holdings Inc. 2022 Employee Stock Purchase Plan (the ?Plan?) is intended to provide employees of the Company and its Participating Subsidiaries with an opportunity to acquire a proprietary interest in the Company through the purchase of shares of Common Stock. The Company intends

April 27, 2022 EX-10.11

Side Letter Agreement, dated as of February 1, 2022, by and between MarketAxess Holdings Inc. and Antonio DeLise#

Exhibit 10.11 This Side Letter Agreement is entered into between Antonio DeLise (?You? or ?Your?) and MarketAxess Holdings Inc. (?MarketAxess?) as follows: WHEREAS, You will be retiring as a full time employee of MarketAxess on February 1st, 2022; WHEREAS, following Your retirement, the parties desire for You to serve as (i) a member of the board of directors of MarketAxess Europe Limited (the ?MA

April 27, 2022 EX-10.10

Consulting Services Agreement, dated as of February 1, 2022, by and between MarketAxess Corporation and Antonio DeLise#†

Exhibit 10.10 CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS ?[*****]?, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) IS THE TYPE THAT THE REGISTRANT TREATS AS PRIVATE OR CONFIDENTIAL. CONSULTING SERVICES AGREEMENT This agreement (hereinafter referred to as ?Agreement?) is for Consulting Services (the ?Consulting Services?), described in the a

April 27, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

April 27, 2022 EX-10.4

Form of 2022 and 2023 Restricted Stock Unit Agreement (Non-Deferred) for U.S. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.4 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.4 Form of 2022 Restricted Stock Unit Agreement (Non-Deferred) for U.S. based Executive Officers other than Mr. McVey RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this ?Agreement?), is made as of [Award Date] (the ?Grant Date?) by and between MarketAxess Holdings Inc. (the ?Company?) and xxx (th

April 27, 2022 EX-10.1

Form of 2022 and 2023 Restricted Stock Unit Agreement (Deferred) for U.S. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.1 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.1 Form of 2022 Restricted Stock Unit Agreement (Deferred) for Mr. McVey RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this ?Agreement?), is made as of January 31, 2022 (the ?Grant Date?) by and between MarketAxess Holdings Inc. (the ?Company?) and Richard M. McVey (the ?Participant?). WHEREAS, t

April 27, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

[] UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 or ? TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETA

April 27, 2022 EX-10.5

Form of 2022 and 2023 Performance Stock Unit Agreement for U.S. based Executive Officers other than Mr. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.5 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.5 Form of 2022 Performance Stock Unit Agreement (Non-Deferred) for U.S. based Executive Officers other than Mr. McVey PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS PERFORMANCE STOCK UNIT AGREEMENT (this ?Agreement?), is made as of [Award Date] (the ?Grant Date?) by and between MarketAxess Holdings Inc. (the ?Company?) and [Par

April 27, 2022 EX-10.3

Form of 2022 and 2023 Incentive Stock Option Agreement for Mr. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.3 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.3 Form of 2022 Incentive Stock Option Agreement for Mr. McVey Exhibit 10.3 Form of 2022 Incentive Stock Option Agreement for Mr. McVey INCENTIVE STOCK OPTION AGREEMENT STOCK OPTION AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN AGREEMENT (?Agreement?), dated as of [Award Date] by and between MarketAxess Holdings Inc. (the ?Company?) and [Participant] (the

April 27, 2022 EX-10.7

Form of 2022 and 2023 Restricted Stock Unit Agreement for U.K. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.7 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.7 Form of 2022 Restricted Stock Unit Agreement for U.K. based Executive Officers RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO APPENDIX 1 OF THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of Award Date, is by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001(the

April 27, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. )

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? D

April 27, 2022 EX-10.6

Form of 2022 and 2023 Incentive Stock Option Agreement for U.S. based Executive Officers other than Mr. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.6 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.6 Form of 2022 Incentive Stock Option Agreement for U.S. based Executive Officers other than Mr. McVey INCENTIVE STOCK OPTION AGREEMENT STOCK OPTION AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN AGREEMENT (?Agreement?), dated as of [Award Date] by and between MarketAxess Holdings Inc. (the ?Company?) and [Participant] (the ?Participant?). Preliminary Sta

April 27, 2022 EX-10.8

Form of 2022 and 2023 Performance Stock Unit Agreement for U.K. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.8 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.8 Form of 2022 Performance Stock Unit Agreement for U.K. based Executive Officers PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO APPENDIX 1 OF THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of Award Date, is by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001(th

April 27, 2022 EX-10.9

Form of Restricted Stock Unit (Buyout) for Naineshkumar Panchal pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.9 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.9 Form of Restricted Stock Unit (Buyout) for Naineshkumar Panchal RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this ?Agreement?), is made as of March 1, 2022 (the ?Grant Date?) by and between MarketAxess Holdings Inc. (the ?Company?) and Naineshkumar Shantilal Panchal (the ?Participant?). WHERE

April 27, 2022 EX-10.2

Form of 2022 and 2023 Performance Stock Unit Agreement for Mr. McVey pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.2 to the registrant’s Quarterly Report on Form 10-Q dated April 27, 2022)#

Exhibit 10.2 Form of 2022 Performance Stock Unit Agreement (Non-Deferred) for Mr. McVey PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS PERFORMANCE STOCK UNIT AGREEMENT (this ?Agreement?), is made as of [Award Date] (the ?Grant Date?) by and between MarketAxess Holdings Inc. (the ?Company?) and [Participant] (the ?Participant?). WHEREAS, t

April 20, 2022 EX-99.1

Page 2

Exhibit 99.1 MarketAxess Reports First Quarter 2022 Results NEW YORK | April 20, 2022 - MarketAxess Holdings Inc. (Nasdaq: MKTX) the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, today announced financial results for the first quarter of 2022. 1Q22 Financial and operational

April 20, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 20, 2022 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

February 23, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS HOLDIN

February 23, 2022 EX-21.1

Subsidiaries of the Registrant

Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Name Place of Incorporation of Organization MarketAxess Corporation Delaware MarketAxess SEF Corporation Delaware MarketAxess Technologies Inc. Delaware MarketAxess Colombia Corp. Delaware MuniBrokers, LLC New Jersey MarketAxess Limited United Kingdom MarketAxess Europe Limited United Kingdom MarketAxess Post-Trade Limited United Kingdom MarketAxess Capi

February 23, 2022 EX-10.32

Offer Letter, dated November 24, 2021, by and between MarketAxess Holdings Inc. and Naineshkumar Shantilal Panchal (incorporated by reference to Exhibit 10.32 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2021)#†

Exhibit 10.32 CERTAIN CONFIDENTIAL INFORMATION, IDENTIFIED BY BRACKETED ASTERISKS ?[*****]?, HAS BEEN OMITTED FROM THIS EXHIBIT BECAUSE IT IS BOTH (I) NOT MATERIAL AND (II) is the type that the registrant treats as private or confidential. November 24, 2021 Naineshkumar Shantilal Panchal [*****] [*****] Dear Mr. Panchal, It is my pleasure to confirm our offer for you to join MarketAxess Holdings I

February 23, 2022 EX-10.6

MarketAxess Holdings Inc. Nonqualified Deferred Compensation Plan (incorporated by reference to Exhibit 10.6 to the registrant's Annual Report on Form 10-K for the year ended December 31, 2021)#

Exhibit 10.6 MarketAxess Holdings Inc. Nonqualified Deferred Compensation Plan January 1, 2015 IMPORTANT NOTE This document has not been approved by the Department of Labor, Internal Revenue Service, or any other governmental entity. An adopting Employer must determine whether the Plan is subject to the Federal securities laws and the securities laws of the various states. An adopting Employer may

February 23, 2022 EX-10.5

MarketAxess Holdings Inc. 2009 Employee Performance Incentive Plan, as amended (incorporated by reference to Exhibit 10.5 to the registrant's Annual Report on Form 10-K for the year ended December 31, 2021)#

Exhibit 10.5 MARKETAXESS HOLDINGS INC. 2009 EMPLOYEE PERFORMANCE INCENTIVE PLAN 1. PURPOSE The purpose of the Plan is to attract, retain and motivate employees by providing performance awards to designated employees of the Company or its Subsidiaries. The Plan is effective for calendar years of the Company commencing on or after January 1, 2009. The Plan is not subject to the approval by the stock

February 10, 2022 SC 13G/A

MKTX / MarketAxess Holdings, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 10)* Name of issuer: MarketAxess Holdings Inc. Title of Class of Securities: Common Stock CUSIP Number: 57060D108 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is f

January 26, 2022 EX-99.1

MARKETAXESS REPORTS FOURTH QUARTER 2021 REVENUES OF $165.1 MILLION, OPERATING INCOME OF $72.6 MILLION AND DILUTED EPS OF $1.37 Company Announces Increase in Regular Quarterly Dividend to $0.70 per Share, up from $0.66, and Approval of $150 Million Sh

Exhibit 99.1 MARKETAXESS REPORTS FOURTH QUARTER 2021 REVENUES OF $165.1 MILLION, OPERATING INCOME OF $72.6 MILLION AND DILUTED EPS OF $1.37 Company Announces Increase in Regular Quarterly Dividend to $0.70 per Share, up from $0.66, and Approval of $150 Million Share Repurchase Program Full Year 2021 Financial Highlights* ? Record revenues of $699.0 million, up 1%; 2-year compound annual growth rat

January 26, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 26, 2022 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

December 1, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 24, 2021 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commis

October 26, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

[] UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MAR

October 20, 2021 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 15, 2021 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

October 20, 2021 EX-99.1

MARKETAXESS REPORTS THIRD QUARTER 2021 REVENUES OF $162.1 MILLION, OPERATING INCOME OF $74.0 MILLION AND DILUTED EPS OF $1.52

Exhibit 99.1 MARKETAXESS REPORTS THIRD QUARTER 2021 REVENUES OF $162.1 MILLION, OPERATING INCOME OF $74.0 MILLION AND DILUTED EPS OF $1.52 Third Quarter Highlights* ? Revenues of $162.1 million, down 1% ? Operating income of $74.0 million, down 16% ? Operating margin of 45.7% ? Diluted EPS of $1.52, down 15% from $1.78 ? Estimated U.S. high-grade market share of 21.4% ? Record active total client

October 20, 2021 EX-10.1

Credit Agreement, dated as of October 15, 2021, among MarketAxess Holdings Inc., a Delaware corporation, the lenders party thereto and JPMorgan Chase Bank, N.A., as administrative agent (incorporated by reference to Exhibit 10.1 to the registrant's Current Report on Form 8-K dated October 15, 2021)

Exhibit 10.1 CREDIT AGREEMENT dated as of October 15, 2021 among MARKETAXESS HOLDINGS INC., as Borrower The Lenders Party Hereto and JPMORGAN CHASE BANK, N.A., as Administrative Agent JPMORGAN CHASE BANK, N.A., PNC BANK, NATIONAL ASSOCIATION, U.S. BANK NATIONAL ASSOCIATION, and MORGAN STANLEY MUFG LOAN PARTNERS, LLC, as Joint Bookrunners, Syndication Agents and Joint Lead Arrangers TABLE OF CONTEN

August 13, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 12, 2021 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissi

August 13, 2021 EX-10.1

Severance Protection Agreement, dated as of August 12, 2021, by and between MarketAxess Holdings Inc. and Christopher N. Gerosa (incorporated by reference to Exhibit 10.1 to the registrant’s Current Report on Form 8-K dated August 12, 2021)#

EX-10.1 2 d171710dex101.htm EX-10.1 Exhibit 10.1 MARKETAXESS HOLDINGS INC. SEVERANCE PROTECTION AGREEMENT THIS SEVERANCE PROTECTION AGREEMENT (the “Agreement”) is dated as of August 12, 2021 (the “Effective Date”), by and between MarketAxess Holdings Inc., a Delaware corporation (the “Company”), and Christopher Gerosa (the “Executive”). RECITALS WHEREAS, the Executive is a senior management employ

July 27, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS

July 21, 2021 EX-99.1

MARKETAXESS REPORTS SECOND QUARTER 2021 REVENUES OF $176.3 MILLION, OPERATING INCOME OF $87.2 MILLION AND DILUTED EPS OF $1.77

EX-99.1 2 d146597dex991.htm EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS SECOND QUARTER 2021 REVENUES OF $176.3 MILLION, OPERATING INCOME OF $87.2 MILLION AND DILUTED EPS OF $1.77 Second Quarter Highlights* • Revenues of $176.3 million, down 5% • Operating income of $87.2 million, down 16% • Operating margin of 49.4% • Diluted EPS of $1.77, down 20% from $2.20 • 2-year compound annual growth rates of

July 21, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 21, 2021 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

July 19, 2021 EX-99.1

CHARLES LI ELECTED TO MARKETAXESS BOARD OF DIRECTORS

EX-99.1 2 d138944dex991.htm EX-99.1 Exhibit 99.1 CHARLES LI ELECTED TO MARKETAXESS BOARD OF DIRECTORS NEW YORK and HONG KONG, July 19, 2021 — MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for global fixed-income markets, today announced the election of Charles Li t

July 19, 2021 EX-99.2

MARKETAXESS ANNOUNCES TRANSITION OF CHIEF FINANCIAL OFFICER Christopher Gerosa, MarketAxess Head of Accounting and Finance, to succeed Tony DeLise as CFO

Exhibit 99.2 MARKETAXESS ANNOUNCES TRANSITION OF CHIEF FINANCIAL OFFICER Christopher Gerosa, MarketAxess Head of Accounting and Finance, to succeed Tony DeLise as CFO NEW YORK, July 19, 2021 ? MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-incom

July 19, 2021 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 13, 2021 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

June 10, 2021 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 9, 2021 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

April 28, 2021 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

April 28, 2021 DEF 14A

- DEF 14A

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? D

April 28, 2021 10-Q

Quarterly Report - 10-Q1-2021

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 or ? TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXES

April 22, 2021 EX-99.1

MARKETAXESS REPORTS RECORD FIRST QUARTER 2021 REVENUES OF $195.5 MILLION, OPERATING INCOME OF $103.5 MILLION AND DILUTED EPS OF $2.11

EX-99.1 2 d168792dex991.htm EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS RECORD FIRST QUARTER 2021 REVENUES OF $195.5 MILLION, OPERATING INCOME OF $103.5 MILLION AND DILUTED EPS OF $2.11 First Quarter Financial Highlights* • Record revenues of $195.5 million, up 16% • Operating income of $103.5 million, up 14% • Diluted EPS of $2.11, up 8% from $1.96 • Record Open TradingTM credit volume of $246.3 bil

April 22, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 22, 2021 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

February 19, 2021 EX-10.14

Form of 2021 Restricted Stock Unit Agreement (Non-Deferred) for U.S. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.14 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

Exhibit 10.14 FORM OF Restricted Stock Unit Agreement (NON-Deferred) (U.S.) RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this ?Agreement?), is made as of Award Date (the ?Grant Date?) by and between MarketAxess Holdings Inc. (the ?Company?) and xxx (the ?Participant?). WHEREAS, the Board of Directors of t

February 19, 2021 EX-10.13

Form of 2021 Restricted Stock Unit Agreement (Deferred) for U.S. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.13 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

EX-10.13 3 mktx-ex1013397.htm EX-10.13 Exhibit 10.13 FORM OF Restricted Stock Unit Agreement (Deferred) (U.S.) RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of Award Date (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and xxx (the “Participant”). W

February 19, 2021 EX-21.1

Subsidiaries of the Registrant

EX-21.1 14 mktx-ex21111.htm EX-21.1 Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Name Place of Incorporation of Organization MarketAxess Corporation Delaware MarketAxess SEF Corporation Delaware MarketAxess Technologies Inc. Delaware MarketAxess Colombia Corp. Delaware LiquidityEdge LLC Delaware MarketAxess Limited United Kingdom MarketAxess Europe Limited United Kingdom Xtrakter Limited United Kin

February 19, 2021 EX-10.27

Form of Amendment of Severance Protection Agreement for U.S. based Executive Officers, except Messrs. Gerosa and Panchal (incorporated by reference to Exhibit 10.27 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

EX-10.27 12 mktx-ex1027387.htm EX-10.27 Exhibit 10.27 Form of Amendment of Severance Protection Agreement (U.S.) MarketAxess Holdings Inc. 55 Hudson Yards Floor 15 New York, New York 10001 January [], 2021 [FULL NAME] By email Re: Amendment of Severance Protection Agreement Dear [NAME]: Reference is made to that certain Severance Protection Agreement between you and MarketAxess Holdings Inc., date

February 19, 2021 EX-10.28

Form of Amendment of Severance Protection Agreement for U.K. based Executive Officers (incorporated by reference to Exhibit 10.28 to the registrant's Annual report on Form 10-K for the year ended December 31, 2020)#

Exhibit 10.28 Form of Amendment of Severance Protection Agreement (U.K.) MarketAxess Europe limited 5 Aldermanbury Square, London EC2V 7HR January [], 2021 [FULL NAME] By email Re: Amendment of Severance Protection Agreement Dear [NAME]: Reference is made to that certain Severance Protection Agreement between you and MarketAxess Europe Limited, dated as of [] (the ?Severance Agreement?). Capitaliz

February 19, 2021 EX-10.19

Form of 2021 Restricted Stock Agreement (Performance) for U.K. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.19 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

Exhibit 10.19 FORM OF Restricted Stock Agreement (pERFORMANCE) (U.K.) RESTRICTED STOCK AWARD AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of Award Date, by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001(the ?Company?), and xxx (the ?Participant?

February 19, 2021 EX-10.18

Form of 2021 Restricted Stock Agreement for U.K. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.18 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

Exhibit 10.18 FORM OF Restricted Stock Agreement (U.K.) RESTRICTED STOCK AWARD AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of Award Date, by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001(the ?Company?), and xxx (the ?Participant?). WHEREAS, th

February 19, 2021 EX-10.20

Form of 2021 Restricted Stock Agreement for Directors pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.20 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

EX-10.20 10 mktx-ex1020390.htm EX-10.20 Exhibit 10.20 FORM OF Restricted Stock Agreement (Directors) RESTRICTED STOCK AWARD AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS AGREEMENT, effective as of xxx, by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 55 Hudson Yards, 15th Floor, New York, NY 10001(the “Company”), an

February 19, 2021 EX-10.15

Guidelines for Restricted Stock Units granted under the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.15 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

EX-10.15 5 mktx-ex1015395.htm EX-10.15 Exhibit 10.15 GUIDELINES FOR RESTRICTED STOCK UNITS GRANTED UNDER THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN Grants of Restricted Stock Units (as defined below) made under the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (the “Plan”) shall be subject to, and governed by, the provisions set forth in these guidelines (“Guidelines”), the Pl

February 19, 2021 EX-10.4

MarketAxess Holdings Inc. 2015 Employee Stock Purchase Plan (incorporated by reference to Exhibit 10.4 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

Exhibit 10.4 MARKETAXESS HOLDINGS INC. EMPLOYEE STOCK PURCHASE PLAN (Effective as of September 1, 2015; And as Amended through July 16, 2019) MARKETAXESS HOLDINGS INC. EMPLOYEE STOCK PURCHASE PLAN (Effective as of September 1, 2015; And as Amended through July 16, 2019) Table of Contents 1. Purpose 1 2. Definitions 1 3. Term of the Plan 3 4. Shares Reserved Plan 3 5. Administration of the Plan 4 6

February 19, 2021 10-K

Annual Report - 10-K-2020

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS HOLDIN

February 19, 2021 EX-10.16

Form of 2021 Performance Stock Unit Agreement for U.S. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.16 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

Exhibit 10.16 FORM OF Performance Stock Unit Agreement (U.S.) PERFORMANCE STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS PERFORMANCE STOCK UNIT AGREEMENT (this ?Agreement?), is made as of Award Date (the ?Grant Date?) by and between MarketAxess Holdings Inc. (the ?Company?) and xxx (the ?Participant?). WHEREAS, the Board of Directors of the Company (

February 19, 2021 EX-10.17

Form of 2021 Incentive Stock Option Agreement for U.S. based Executive Officers pursuant to the MarketAxess Holdings Inc. 2020 Incentive Plan (incorporated by reference to Exhibit 10.17 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

Exhibit 10.17 FORM OF Incentive Stock Option Agreement (U.S.) INCENTIVE STOCK OPTION AGREEMENT STOCK OPTION AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN AGREEMENT (?Agreement?), dated as of Award Date by and between MarketAxess Holdings Inc. (the ?Company?) and xxx (the ?Participant?). Preliminary Statement The Board of Directors of the Company (the ?Board?) or a

February 19, 2021 EX-10.21

Form of Restricted Stock Unit Agreement for Directors pursuant to the MarketAxess Holdings Inc. 2020 Equity Incentive Plan (incorporated by reference to Exhibit 10.21 to the registrant’s Annual Report on Form 10-K for the year ended December 31, 2020)#

EX-10.21 11 mktx-ex1021389.htm EX-10.21 Exhibit 10.21 FORM OF Restricted Stock Unit Agreement (Directors) RESTRICTED STOCK UNIT AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN THIS RESTRICTED STOCK UNIT AGREEMENT (this “Agreement”), is made as of xxx (the “Grant Date”) by and between MarketAxess Holdings Inc. (the “Company”) and xxx (the “Participant”). WHEREAS, the

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 9)* Name of issuer: MarketAxess Holdings Inc. Title of Class of Securities: Common Stock CUSIP Number: 57060D108 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is fi

January 27, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 27, 2021 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

January 27, 2021 EX-99.1

MARKETAXESS REPORTS FOURTH QUARTER 2020 REVENUES OF $171.3 MILLION, OPERATING INCOME OF $91.7 MILLION AND DILUTED EPS OF $1.91 12 Consecutive Years of Record Volume, Revenue and Earnings Company Announces Increase in Regular Quarterly Dividend to $0.

EX-99.1 2 d14813dex991.htm EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS FOURTH QUARTER 2020 REVENUES OF $171.3 MILLION, OPERATING INCOME OF $91.7 MILLION AND DILUTED EPS OF $1.91 12 Consecutive Years of Record Volume, Revenue and Earnings Company Announces Increase in Regular Quarterly Dividend to $0.66 per Share, up from $0.60 Fourth Quarter Financial Highlights* • Revenues of $171.3 million, up 32%

November 18, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 13, 2020 MarketAxess Holdings Inc. (Exact name of registrant as specified in its charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commis

November 18, 2020 EX-10.1

Credit Agreement, dated as of November 13, 2020, among MarketAxess Holdings Inc., a Delaware corporation, the lenders party thereto and JPMorgan Chase Bank, N.A., as administrative agent.

EX-10.1 Exhibit 10.1 CREDIT AGREEMENT dated as of November 13, 2020 among MARKETAXESS HOLDINGS INC., as Borrower The Lenders Party Hereto and JPMORGAN CHASE BANK, N.A., as Administrative Agent JPMORGAN CHASE BANK, N.A., PNC BANK, NATIONAL ASSOCIATION, U.S. BANK NATIONAL ASSOCIATION, and MORGAN STANLEY MUFG LOAN PARTNERS, LLC, as Joint Bookrunners, Syndication Agents and Joint Lead Arrangers TABLE

October 30, 2020 EX-10.7

Fourth Amendment, dated October 8, 2020, to Amended and Restated Credit Agreement by and among MarketAxess Holdings Inc., the other loan parties party thereto, the lenders party thereto and JPMorgan Chase Bank, N.A. as administrative agent

Exhibit 10.7 Fourth Amendment to Amended and Restated Credit Agreement This Fourth Amendment to Amended and Restated Credit Agreement (herein, the “Amendment”) entered into as of October 8, 2020, is by and among MarketAxess Holdings Inc. (the “Borrower”), the Lenders party hereto and JPMorgan Chase Bank, N.A (the “Administrative Agent”). Preliminary Statements A.The Borrower, the Administrative Ag

October 30, 2020 10-Q

Quarterly Report - 10-Q3 2020

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKET

October 30, 2020 EX-10.6

Third Amendment, dated as of August 19, 2020, to Amended and Restated Credit Agreement by and among MarketAxess Holdings., the other loan parties party thereto, the lenders party thereto and JPMorgan Chase Bank, N.A. as administrative agent

Exhibit 10.6 118701155v4 Third Amendment to Amended and Restated Credit Agreement This Third Amendment to Amended and Restated Credit Agreement (herein, the “Amendment”) entered into as of August 19, 2020, is by and among MarketAxess Holdings Inc. (the “Borrower”), the Lenders party hereto and JPMorgan Chase Bank, N.A (the “Administrative Agent”). Preliminary Statements A.The Borrower, the Adminis

October 27, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 27, 2020 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

October 27, 2020 EX-99.1

MARKETAXESS REPORTS THIRD QUARTER 2020 REVENUES OF $164.0 MILLION, OPERATING INCOME OF $87.8 MILLION AND DILUTED EPS OF $1.78

EX-99.1 2 d87424dex991.htm EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS THIRD QUARTER 2020 REVENUES OF $164.0 MILLION, OPERATING INCOME OF $87.8 MILLION AND DILUTED EPS OF $1.78 Third Quarter Financial Highlights* • Revenues of $164.0 million, up 25% • Operating income of $87.8 million, up 33% • Operating margin of 53.5%, up from 50.1% • Net income of $67.8 million, up 26% • Diluted EPS of $1.78, up 2

October 13, 2020 8-K

Other Events - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 8, 2020 MarketAxess Holdings Inc. (Exact name of registrant as specified in its charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissi

August 25, 2020 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 19, 2020 MarketAxess Holdings Inc. (Exact name of registrant as specified in its charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissi

August 4, 2020 EX-10.2

Severance Protection Agreement, dated as of July 31, 2020, by and between MarketAxess Holdings Inc. and Scott Pintoff (incorporated by reference to Exhibit 10.2 to the registrant’s Current Report on Form 8-K dated July 31, 2020)#

EX-10.2 3 d614712dex102.htm EX-10.2 Exhibit 10.2 MARKETAXESS HOLDINGS INC. SEVERANCE PROTECTION AGREEMENT THIS SEVERANCE PROTECTION AGREEMENT (the “Agreement”) is dated as of July 31, 2020 (the “Effective Date”), by and between MarketAxess Holdings Inc., a Delaware corporation (the “Company”), and Scott Pintoff (the “Executive”). RECITALS WHEREAS, the Executive is a senior management employee of C

August 4, 2020 EX-10.5

MarketAxess Europe Limited Severance Protection Agreement, dated as of July 31, 2020, by and between MarketAxess Europe and Christophe Roupie (incorporated by reference to Exhibit 10.5 to the registrant’s Current Report on Form 8-K dated July 31, 2020)#

EX-10.5 6 d614712dex105.htm EX-10.5 Exhibit 10.5 MARKETAXESS EUROPE LIMITED SEVERANCE PROTECTION AGREEMENT THIS SEVERANCE PROTECTION AGREEMENT (the “Agreement”) is dated as of 31 July, 2020 (the “Effective Date”), by and between MarketAxess Europe Limited, a company incorporated and registered in England and Wales with registered number 04017610 and with registered office 5 (10th Floor), Aldermanb

August 4, 2020 EX-10.1

Severance Protection Agreement, dated as of July 31, 2020, by and between MarketAxess and Antonio DeLise (incorporated by reference to Exhibit 10.1 to the registrant’s Current Report on Form 8-K dated July 31, 2020)#

EX-10.1 Exhibit 10.1 MARKETAXESS HOLDINGS INC. SEVERANCE PROTECTION AGREEMENT THIS SEVERANCE PROTECTION AGREEMENT (the “Agreement”) is dated as of July 31, 2020 (the “Effective Date”), by and between MarketAxess Holdings Inc., a Delaware corporation (the “Company”), and Antonio DeLise (the “Executive”). RECITALS WHEREAS, the Executive is a senior management employee of Company; WHEREAS, the Compan

August 4, 2020 EX-10.3

Severance Protection Agreement, dated as of July 31, 2020, by and between MarketAxess Holdings Inc. and Kevin McPherson (incorporated by reference to Exhibit 10.3 to the registrant’s Current Report on Form 8-K dated July 31, 2020)#

EX-10.3 Exhibit 10.3 MARKETAXESS HOLDINGS INC. SEVERANCE PROTECTION AGREEMENT THIS SEVERANCE PROTECTION AGREEMENT (the “Agreement”) is dated as of July 31, 2020 (the “Effective Date”), by and between MarketAxess Holdings Inc., a Delaware corporation (the “Company”), and Kevin McPherson (the “Executive”). RECITALS WHEREAS, the Executive is a senior management employee of Company; WHEREAS, the Compa

August 4, 2020 EX-10.4

Severance Protection Agreement, dated as of July 31, 2020, by and between MarketAxess and Nick Themelis

EX-10.4 Exhibit 10.4 MARKETAXESS HOLDINGS INC. SEVERANCE PROTECTION AGREEMENT THIS SEVERANCE PROTECTION AGREEMENT (the “Agreement”) is dated as of July 31, 2020 (the “Effective Date”), by and between MarketAxess Holdings Inc., a Delaware corporation (the “Company”), and Nicholas Themelis (the “Executive”). RECITALS WHEREAS, the Executive is a senior management employee of Company; WHEREAS, the Com

August 4, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 31, 2020 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

July 24, 2020 10-Q

Quarterly Report - 10-Q2_2020

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS

July 22, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 22, 2020 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

July 22, 2020 EX-99.1

MARKETAXESS REPORTS SECOND QUARTER 2020 RECORD REVENUES OF $184.8 MILLION, RECORD OPERATING INCOME OF $104.1 MILLION AND RECORD DILUTED EPS OF $2.20

EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS SECOND QUARTER 2020 RECORD REVENUES OF $184.8 MILLION, RECORD OPERATING INCOME OF $104.1 MILLION AND RECORD DILUTED EPS OF $2.20 Second Quarter Financial Highlights* • Record revenues of $184.8 million, up 47% • Record operating income of $104.1 million, up 71% • Record operating margin of 56.4%, up from 48.5% • Record diluted EPS of $2.20, up 73% from $1.2

July 21, 2020 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 16, 2020 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

July 21, 2020 EX-99.1

Kourtney Gibson Elected to MarketAxess Board of Directors

EX-99.1 Exhibit 99.1 Kourtney Gibson Elected to MarketAxess Board of Directors NEW YORK, July 21, 2020 — MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for global fixed-income markets, today announced the election of Kourtney Gibson to its Board of Directors, effect

June 12, 2020 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 10, 2020 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commission

June 10, 2020 EX-99.1

MarketAxess Holdings Inc. 2020 Equity Incentive Plan.*

EX-99.1 4 d908056dex991.htm EX-99.1 Exhibit 99.1 MARKETAXESS HOLDINGS INC. 2020 EQUITY INCENTIVE PLAN 1. Purpose. The purpose of the MarketAxess Holdings Inc. 2020 Equity Incentive Plan is to further align the interests of eligible participants with those of the Company’s stockholders by providing incentive compensation opportunities tied to the performance of the Company and its Common Stock. The

June 10, 2020 S-8

- FORM S-8

Form S-8 Registration No. 333- UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM S-8 REGISTRATION STATEMENT UNDER THE SECURITIES ACT OF 1933 MARKETAXESS HOLDINGS INC. (Exact Name of Registrant as Specified in Its Charter) Delaware 52-2230784 (State or Other Jurisdiction of Incorporation or Organization) (I.R.S. Employer Identification No.) 55 Hudson Yards, 15th Floor New

May 1, 2020 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXES

April 29, 2020 EX-99.1

MARKETAXESS REPORTS FIRST QUARTER 2020 RECORD REVENUES OF $169.0 MILLION, RECORD OPERATING INCOME OF $91.1 MILLION AND RECORD DILUTED EPS OF $1.96

EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS FIRST QUARTER 2020 RECORD REVENUES OF $169.0 MILLION, RECORD OPERATING INCOME OF $91.1 MILLION AND RECORD DILUTED EPS OF $1.96 First Quarter Financial Highlights* • Record revenues of $169.0 million, up 36% • Record operating income of $91.1 million, up 44% • Operating margin of 53.9%, up from 50.8% • Record diluted EPS of $1.96, up 41% from $1.39 • Record

April 29, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 29, 2020 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commissio

April 29, 2020 DEF 14A

- DEF 14A

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ D

April 29, 2020 DEFA14A

- DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

February 18, 2020 EX-2.1

Amendment No. 1 to Unit Purchase Agreement, dated as of November 1, 2019, by and between MarketAxess Holdings Inc. and RF7 LLC (as the Sellers’ Representative)

Exhibit 2.1(a) EXECUTED COPY AMENDMENT NO. 1 TO THE UNIT PURCHASE AGREEMENT This AMENDMENT NO. 1 (this “Amendment”) to the Unit Purchase Agreement, dated as of August 12, 2019, by and among MarketAxess Holdings Inc., a Delaware corporation (the “Counterparty”), LiquidityEdge LLC, a Delaware limited liability company (the “Company”), each of the Sellers listed therein, RF7 LLC, a Delaware limited l

February 18, 2020 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS HOLDIN

February 18, 2020 EX-21.1

Subsidiaries of the Registrant

Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Name Place of Incorporation of Organization MarketAxess Corporation Delaware MarketAxess SEF Corporation Delaware MarketAxess Technologies Inc. Delaware MarketAxess Colombia Corp. Delaware LiquidityEdge LLC Delaware MarketAxess Limited United Kingdom MarketAxess Europe Limited United Kingdom Xtrakter Limited United Kingdom MarketAxess Capital Limited Uni

February 18, 2020 EX-10.11(B)

Restricted Stock Agreement Pursuant to the MarketAxess Holdings Inc. 2012 Incentive Plan, dated as of April 1, 2017, by and between MarketAxess Holdings, Inc. and Christophe Roupie#

Exhibit 10.11(b) RESTRICTED STOCK AGREEMENT PURSUANT TO THE MARKETAXESS HOLDINGS INC. 2012 INCENTIVE PLAN THIS AGREEMENT, effective as of the 1st day of April 2017, by and between MarketAxess Holdings Inc., a Delaware corporation with its principal office at 299 Park Avenue, 10th Floor, New York, New York 10171 (the “Company”), and Christophe Roupie (the “Participant”). WHEREAS, the Board of Direc

February 18, 2020 EX-4.3

Description of registrant’s securities

EX-4.3 3 mktx-ex43160.htm EX-4.3 Exhibit 4.3 DESCRIPTION OF REGISTRANT’S SECURITIES As of February 17, 2020, MarketAxess Holdings Inc., a Delaware corporation (hereinafter, the “Company”), had one class of securities registered pursuant to Section 12 of the U.S. Securities Exchange Act of 1934, as amended: Common Stock, par value $0.003 per share (the “Common Stock”). The following summary include

February 12, 2020 SC 13G/A

MKTX / MarketAxess Holdings, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: MarketAxess Holdings Inc Title of Class of Securities: Common Stock CUSIP Number: 57060D108 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is fil

January 29, 2020 EX-99.1

MARKETAXESS REPORTS FOURTH QUARTER 2019 REVENUES OF $129.8 MILLION, OPERATING INCOME OF $60.9 MILLION AND DILUTED EPS OF $1.32 11 Consecutive Years of Record Volume, Revenue and Earnings Company Announces 18% Increase in Regular Quarterly Dividend to

EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS FOURTH QUARTER 2019 REVENUES OF $129.8 MILLION, OPERATING INCOME OF $60.9 MILLION AND DILUTED EPS OF $1.32 11 Consecutive Years of Record Volume, Revenue and Earnings Company Announces 18% Increase in Regular Quarterly Dividend to $0.60 per Share, up from $0.51 Fourth Quarter Financial Highlights* • Revenues of $129.8 million, up 15% • Operating income of $

January 29, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 29, 2020 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

December 20, 2019 8-K/A

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K/A CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 1, 2019 MarketAxess Holdings Inc. (Exact name of Registrant as Specified in Its Charter) Delaware 001-34091 52-2230784 (State or Other Jurisdiction of Incorporation) (Commi

December 20, 2019 EX-99.1

LIQUIDITYEDGE LLC CONSOLIDATED STATEMENT OF ASSETS ACQUIRED AND LIABILITIES ASSUMED AS OF NOVEMBER 1, 2019 LIQUIDITYEDGE LLC CONSOLIDATED STATEMENT OF ASSETS ACQUIRED AND LIABILITIES ASSUMED TABLE OF CONTENTS

EX-99.1 3 mktx-ex99142.htm EX-99.1 Exhibit 99.1 LIQUIDITYEDGE LLC CONSOLIDATED STATEMENT OF ASSETS ACQUIRED AND LIABILITIES ASSUMED AS OF NOVEMBER 1, 2019 LIQUIDITYEDGE LLC CONSOLIDATED STATEMENT OF ASSETS ACQUIRED AND LIABILITIES ASSUMED TABLE OF CONTENTS Page Report of Independent Registered Public Accounting Firm 3 Consolidated Statement of Assets Acquired and Liabilities Assumed as of November

November 4, 2019 EX-99.1

MARKETAXESS COMPLETES ACQUISITION OF LIQUIDITYEDGE

EX-99.1 2 d792972dex991.htm EX-99.1 Exhibit 99.1 MARKETAXESS COMPLETES ACQUISITION OF LIQUIDITYEDGE NEW YORK, November 4, 2019 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed income securities, and the provider of market data and post-trade services for the global fixed-income markets, has completed its previously announced acquisition of

November 4, 2019 8-K

Financial Statements and Exhibits, Completion of Acquisition or Disposition of Assets, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 4, 2019 (November 1, 2019) MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of inco

October 25, 2019 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKET

October 25, 2019 EX-2.1

Unit Purchase Agreement, dated as of August 12, 2019, by and among MarketAxess Holdings Inc., LiquidityEdge LLC, each of the Sellers identified therein, RF7 LLC (as the Sellers’ Representative) and David Rutter (solely for purposes of Section 6.7 thereof)

EX-2.1 2 mktx-ex21174.htm EX-2.1 Exhibit 2.1 Execution Version UNIT PURCHASE AGREEMENT by and among MARKETAXESS HOLDINGS INC., LIQUIDITYEDGE LLC, EACH OF THE SELLERS LISTED ON THE SIGNATURE PAGES HERETO, RF7 LLC, and DAVID RUTTER (solely for purposes of Section 6.7) Dated as of August 12, 2019 i TABLE OF CONTENTS Page ARTICLE I PURCHASE AND SALE 1 1.1 Purchase and Sale. 1 1.2 Closing. 1 1.3 Closin

October 23, 2019 EX-99.1

MARKETAXESS REPORTS THIRD QUARTER 2019 RECORD REVENUES OF $131.6 MILLION, RECORD OPERATING INCOME OF $66.0 MILLION AND RECORD DILUTED EPS OF $1.42

EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS THIRD QUARTER 2019 RECORD REVENUES OF $131.6 MILLION, RECORD OPERATING INCOME OF $66.0 MILLION AND RECORD DILUTED EPS OF $1.42 Third Quarter Financial Highlights* • Record revenues of $131.6 million, up 30% • Record operating income of $66.0 million, up 42% • Record diluted EPS of $1.42, up 39% from $1.02 • Record trading volume of $528.7 billion, up 37% •

October 23, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 23, 2019 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

October 17, 2019 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 14, 2019 MarketAxess Holdings Inc.

October 17, 2019 EX-10.1

Second Amendment, dated October 14, 2019, to Amended and Restated Credit Agreement by and among MarketAxess Holdings Inc., the other loan parties party thereto, the lenders party thereto and JPMorgan Chase Bank, N.A., as administrative agent.

EX-10.1 2 d799265dex101.htm EX-10.1 Exhibit 10.1 EXECUTION FINAL SECOND AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT This SECOND AMENDMENT TO AMENDED AND RESTATED CREDIT AGREEMENT (herein, the “Amendment”) entered into as of October 14, 2019, is by and among MARKETAXESS HOLDINGS INC. (the “Borrower”), the Lenders party hereto and JPMORGAN CHASE BANK, N.A (the “Administrative Agent”). PRELIMI

October 16, 2019 EX-99.1

JUSTIN GMELICH ELECTED TO MARKETAXESS BOARD OF DIRECTORS

EX-99.1 EXHIBIT 99.1 JUSTIN GMELICH ELECTED TO MARKETAXESS BOARD OF DIRECTORS NEW YORK, October 16, 2019 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for global fixed-income markets, today announced the election of Justin Gmelich to its Board of Directors, effec

October 16, 2019 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 15, 2019 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

August 13, 2019 EX-99.1

MARKETAXESS TO ACQUIRE U.S. TREASURIES TRADING OPERATOR LIQUIDITYEDGE

EX-99.1 Exhibit 99.1 MARKETAXESS TO ACQUIRE U.S. TREASURIES TRADING OPERATOR LIQUIDITYEDGE NEW YORK, August 13, 2019 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, has entered into an agreement to acquire LiquidityEdge, a leadi

August 13, 2019 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 13, 2019 (August 12, 2019) MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorp

August 9, 2019 SC 13G/A

MKTX / MarketAxess Holdings, Inc. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)* Name of issuer: MarketAxess Holdings Inc Title of Class of Securities: Common Stock CUSIP Number: 57060D108 Date of Event Which Requires Filing of this Statement: July 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

July 25, 2019 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS

July 24, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 24, 2019 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commis

July 24, 2019 EX-99.1

MARKETAXESS REPORTS SECOND QUARTER 2019 RECORD REVENUES OF $125.5 MILLION, OPERATING INCOME OF $60.9 MILLION AND DILUTED EPS OF $1.27

EX-99.1 2 d771467dex991.htm EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS SECOND QUARTER 2019 RECORD REVENUES OF $125.5 MILLION, OPERATING INCOME OF $60.9 MILLION AND DILUTED EPS OF $1.27 Second Quarter Financial Highlights* • Record revenues of $125.5 million, up 17.3% • Operating income of $60.9 million, up 17.0% • Diluted EPS of $1.27, up 18.7% from $1.07 • Record trading volume of $527.0 billion, u

July 17, 2019 EX-99.1

Richard Prager Elected to MarketAxess Board of Directors

EX-99.1 Exhibit 99.1 Richard Prager Elected to MarketAxess Board of Directors NEW YORK, July 17, 2019 — MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, today announced the election of Richard Prager to the Board of Directors, effe

July 17, 2019 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 16, 2019 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commis

June 10, 2019 8-K

Submission of Matters to a Vote of Security Holders

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K Current Report Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 5, 2019 MarketAxess Holdings Inc. (Exact Name of Registrant as Specified in its Charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commiss

May 29, 2019 DEFA14A

MKTX / MarketAxess Holdings, Inc. DEFA14A - - DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☑ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))

April 25, 2019 10-Q

Quarterly Report - 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXES

April 24, 2019 DEFA14A

MKTX / MarketAxess Holdings, Inc. DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

April 24, 2019 DEF 14A

MKTX / MarketAxess Holdings, Inc. DEF 14A

sec UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A PROXY STATEMENT PURSUANT TO SECTION 14(a) OF THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ D

April 24, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, Other Events

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 24, 2019 MarketAxess Holdings Inc. (Exact name of registrant as specified in its charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commi

April 24, 2019 EX-99.1

MARKETAXESS REPORTS FIRST QUARTER 2019 RECORD REVENUES OF $124.5 MILLION, RECORD OPERATING INCOME OF $63.2 MILLION AND RECORD DILUTED EPS OF $1.39

EX-99.1 Exhibit 99.1 MARKETAXESS REPORTS FIRST QUARTER 2019 RECORD REVENUES OF $124.5 MILLION, RECORD OPERATING INCOME OF $63.2 MILLION AND RECORD DILUTED EPS OF $1.39 First Quarter Financial Highlights* • Record revenues of $124.5 million, up 8.5% • Record operating income of $63.2 million, up 5.0% • Record EBITDA of $71.3 million, up 7.6% • Record diluted EPS of $1.39, up 9.4% from $1.27 • Recor

April 18, 2019 EX-99.1

Nancy Altobello Elected to MarketAxess Board of Directors

EX-99.1 Exhibit 99.1 Nancy Altobello Elected to MarketAxess Board of Directors NEW YORK, April 18, 2019 – MarketAxess Holdings Inc. (Nasdaq: MKTX), the operator of a leading electronic trading platform for fixed-income securities, and the provider of market data and post-trade services for the global fixed-income markets, today announced the election of Nancy Altobello, former Global Vice Chair –

April 18, 2019 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 16, 2019 MarketAxess Holdings Inc. (Exact name of registrant as specified in its charter) Delaware 001-34091 52-2230784 (State or other jurisdiction of incorporation) (Commi

March 18, 2019 10-K/A

MKTX / MarketAxess Holdings, Inc. 10-K/A (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K/A Amendment No. 1 (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091

February 20, 2019 EX-21.1

Subsidiaries of the Registrant

Exhibit 21.1 SUBSIDIARIES OF THE REGISTRANT Name Place of Incorporation of Organization MarketAxess Corporation Delaware MarketAxess SEF Corporation Delaware MarketAxess Technologies Inc. Delaware MarketAxess Colombia Corp. Delaware MarketAxess Limited United Kingdom MarketAxess Europe Limited United Kingdom Xtrakter Limited United Kingdom MarketAxess Capital Limited United Kingdom MarketAxess Can

February 20, 2019 10-K

MKTX / MarketAxess Holdings, Inc. 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K (Mark One) ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-34091 MARKETAXESS HOLDIN

February 11, 2019 SC 13G/A

MKTX / MarketAxess Holdings, Inc. / VANGUARD GROUP INC Passive Investment

marketaxessholdingsinc.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6 )* Name of issuer: MarketAxess Holdings Inc Title of Class of Securities: Common Stock CUSIP Number: 57060D108 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appr

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