0001209191-23-053556.txt : 20231025 0001209191-23-053556.hdr.sgml : 20231025 20231025161537 ACCESSION NUMBER: 0001209191-23-053556 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231023 FILED AS OF DATE: 20231025 DATE AS OF CHANGE: 20231025 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: HERNANDEZ CARLOS MAURICIO CENTRAL INDEX KEY: 0001350131 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34091 FILM NUMBER: 231346189 MAIL ADDRESS: STREET 1: 270 PARK AVENUE STREET 2: 5TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10020 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MARKETAXESS HOLDINGS INC CENTRAL INDEX KEY: 0001278021 STANDARD INDUSTRIAL CLASSIFICATION: SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211] 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 doc4.xml FORM 4 SUBMISSION X0508 4 2023-10-23 0 0001278021 MARKETAXESS HOLDINGS INC MKTX 0001350131 HERNANDEZ CARLOS MAURICIO C/O MARKETAXESS HOLDINGS INC. 55 HUDSON YARDS, 15TH FLOOR NEW YORK NY 10001 1 0 0 0 0 Common Stock, par value $0.003 per share 2023-10-23 4 A 0 493 0.00 A 20439 D Represents a grant of restricted stock pursuant to the Company's 2020 Equity Incentive Plan. /s/ Conor Colasurdo, as Attorney-in-Fact for Carlos Hernandez 2023-10-25