0000950170-24-006578.txt : 20240123 0000950170-24-006578.hdr.sgml : 20240123 20240123164504 ACCESSION NUMBER: 0000950170-24-006578 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240122 FILED AS OF DATE: 20240123 DATE AS OF CHANGE: 20240123 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: CONCANNON CHRISTOPHER R CENTRAL INDEX KEY: 0001251713 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34091 FILM NUMBER: 24553171 MAIL ADDRESS: STREET 1: BATS GLOBAL MARKETS STREET 2: 8050 MARSHALL DRIVE, SUITE 120 CITY: LENEXA STATE: KS ZIP: 66214 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MARKETAXESS HOLDINGS INC CENTRAL INDEX KEY: 0001278021 STANDARD INDUSTRIAL CLASSIFICATION: SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211] ORGANIZATION NAME: 02 Finance IRS NUMBER: 522230784 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 55 HUDSON YARDS, 15TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10001 BUSINESS PHONE: 212-831-6000 MAIL ADDRESS: STREET 1: 55 HUDSON YARDS, 15TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10001 FORMER COMPANY: FORMER CONFORMED NAME: MARKETAXESS HOLDING INC DATE OF NAME CHANGE: 20040129 4 1 ownership.xml 4 X0508 4 2024-01-22 0001278021 MARKETAXESS HOLDINGS INC MKTX 0001251713 CONCANNON CHRISTOPHER R C/O MARKETAXESS HOLDINGS INC. 55 HUDSON YARDS, 15TH FLOOR NEW YORK NY 10001 true true false false Chief Executive Officer false Common Stock, par value $0.003 per share 2024-01-22 4 F false 5077 265.93 D 42988 D Common Stock, par value $0.003 per share 2024-01-22 4 F false 4042 265.93 D 38946 D Represents the surrender of shares to the Company to satisfy the Reporting Person's tax withholding obligation upon the vesting of shares of restricted stock previously granted to the Reporting Person. /s/ Jason Edelstein, as Attorney-in-Fact for Christopher R. Concannon 2024-01-23