0001209191-21-034009.txt : 20210519 0001209191-21-034009.hdr.sgml : 20210519 20210519162724 ACCESSION NUMBER: 0001209191-21-034009 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210517 FILED AS OF DATE: 20210519 DATE AS OF CHANGE: 20210519 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Pintoff Scott CENTRAL INDEX KEY: 0001314400 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-34091 FILM NUMBER: 21940611 MAIL ADDRESS: STREET 1: C/O MARKETAXESS HOLDINGS, INC. STREET 2: 55 HUDSON YARDS, FLOOR 15 CITY: NEW YORK STATE: NY ZIP: 10001 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 X0306 4 2021-05-17 0 0001278021 MARKETAXESS HOLDINGS INC MKTX 0001314400 Pintoff Scott C/O MARKETAXESS HOLDINGS INC. 55 HUDSON YARDS, 15TH FLOOR NEW YORK NY 10001 0 1 0 0 General Counsel and Secretary Common Stock, par value $0.003 per share 2021-05-17 4 S 0 70 460.30 D 6403 D Common Stock, par value $0.003 per share 2021-05-17 4 S 0 80 460.45 D 6323 D This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person. /s/ Jason Edelstein, as Attorney-in-Fact for Scott Pintoff 2021-05-19