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 MARKETAXESS HOLDINGS INC. (Exact name of registrant as specified in its charter) Delaware 52-2230784 (State or other j ...

Financial Performance - Revenues decreased by 1% to $162.1 million[2] - Operating income decreased by 16% to $74.0 million[2] - EBITDA decreased by 9% to $88.8 million[2] - Diluted EPS decreased by 15% to $1.52[2] Market Share and Volume - Estimated U S high-grade market share decreased to 21 4% from 22 2%[3] - Estimated U S high-yield market share decreased to 15 3% from 16 0%[3] - U S High-Grade TRACE volume decreased by 6% year-over-year[10] - U S High-Yield TRACE volume decreased by 3% year-over-year[10] International Growth - Emerging markets hard currency volume increased by 17% to $108.9 billion[13] - Emerging markets local markets volume increased by 25% to $45.5 billion[13] - Eurobond volume increased by 22% to $76.2 billion[13] - Eurobond estimated market share increased to 13.1% from 9.5%[13] Open Trading and Automation - Average daily Open Trading volume decreased by 5% to $2.9 billion[21] - Dealer initiated Open Trading volume increased by 20% to $59.3 billion[21] - Auto-X volume increased by 39% to a record $42 billion[26] - MarketAxess municipal bond volume increased by 92% to $5.4 billion[25] Post-Trade and Information Services - Post-trade revenue increased by 101% to $9.4 million[33] - Information services revenue increased by 13% to $9.6 million[33]

MarketAxess Holdings Inc. (NASDAQ:MKTX) Q3 2021 Earnings Conference Call October 20, 2021 10:00 AM ET Company Participants Dave Cresci - IR Manager Rick McVey - Chairman and CEO Chris Gerosa - CFO Chris Concannon - President and COO Conference Call Participants Dan Fannon - Jefferies Rich Repetto - Piper Sandler Kyle Voigt - KBW Michael Cyprys - Morgan Stanley Patrick O'Shaughnessy - Raymond James Alex Blostein - Goldman Sachs Operator Ladies and gentlemen, thank you for standing by. At this time, all parti ...

(Exact name of registrant as specified in its charter) Delaware 52-2230784 (State or other jurisdiction of incorporation or organization) 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 HOLDINGS INC. UNITED STATES SECURITIES AND EX ...

MarketAxess Holdings Inc. (NASDAQ:MKTX) Q2 2021 Earnings Conference Call July 21, 2021 10:00 AM ET Company Participants Dave Cresci - IR Manager Rick McVey - Chairman and CEO Chris Concannon - President and COO Tony DeLise - CFO Conference Call Participants Rich Repetto - Piper Sandler Patrick O'Shaughnessy - Raymond James Dan Fannon - Jefferies Kyle Voigt - KBW Chris Allen - Compass Point Alex Blostein - Goldman Sachs Sean Horgan - Rosenblatt Securities Michael Cyprys - Morgan Stanley Operator Ladies and g ...

For the transition period from to 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 Commission File Number 001-34091 MARKETAXESS HOLDINGS INC. (Exact name of registrant as specified in its charter) Delaware 52-2230784 (State or other juris ...

MarketAxess Holdings Inc. (NASDAQ:MKTX) Q1 2021 Earnings Conference Call April 22, 2021 10:00 AM ET Company Participants Dave Cresci - Investor Relations Manager Rick McVey - Chairman & Chief Executive Officer Chris Concannon - President & Chief Operating Officer Tony DeLise - Chief Financial Officer Conference Call Participants Rich Repetto - Piper Sandler Patrick O'Shaughnessy - Raymond James Dan Fannon - Jefferies Ari Ghosh - Credit Suisse Alex Blostein - Goldman Sachs Michael Cyprys - Morgan Stanley Br ...

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 SECURITIES REGISTERED PURSUANT TO SECTION 12(b) OF THE ACT: Trading | Title of each class | Symbol | Name of each exchange on whic ...

MarketAxess Holdings Inc. (NASDAQ:MKTX) Q4 2020 Earnings Conference Call January 27, 2021 10:00 AM ET Company Participants Dave Cresci - Investor Relations Manager Rick McVey - Chairman & Chief Executive Officer Chris Concannon - President & Chief Operating Officer Tony DeLise - Chief Financial Officer Conference Call Participants Dan Fannon - Jefferies Richard Repetto - Piper Sandler Chris Allen - Compass Point Ari Ghosh - Credit Suisse Michael Cyprys - Morgan Stanley Kyle Voigt - KBW Chris Shutler - Willi ...

INVESTOR PRESENTATION 4th Quarter 2020 Forward Looking Statements This presentation may contain forward‐looking statements, including statements about the outlook and prospects for Company and industry growth, as well as statements about the Company's future financial and operating performance. These and other statements that relate to future results and events are based on MarketAxess' current expectations. The Company's actual results in future periods may differ materially from those currently expected o ...