0001127602-23-026990.txt : 20231108 0001127602-23-026990.hdr.sgml : 20231108 20231108114045 ACCESSION NUMBER: 0001127602-23-026990 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20231107 FILED AS OF DATE: 20231108 DATE AS OF CHANGE: 20231108 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Henry David Philip CENTRAL INDEX KEY: 0001842459 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-23621 FILM NUMBER: 231386722 MAIL ADDRESS: STREET 1: MKS INSTRUMENTS, INC., 2 TECH DRIVE STREET 2: SUITE 201 CITY: ANDOVER STATE: MA ZIP: 01810 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MKS INSTRUMENTS INC CENTRAL INDEX KEY: 0001049502 STANDARD INDUSTRIAL CLASSIFICATION: INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823] IRS NUMBER: 042277512 STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 2 TECH DRIVE STREET 2: SUITE 201 CITY: ANDOVER STATE: MA ZIP: 01810 BUSINESS PHONE: 978-645-5500 MAIL ADDRESS: STREET 1: 2 TECH DRIVE STREET 2: SUITE 201 CITY: ANDOVER STATE: MA ZIP: 01810 4 1 form4.xml PRIMARY DOCUMENT X0508 4 2023-11-07 0001049502 MKS INSTRUMENTS INC MKSI 0001842459 Henry David Philip C/O MKS INSTRUMENTS, INC. 2 TECH DRIVE, SUITE 201 ANDOVER MA 01810 1 EVP, Operations & Corp Mktg 0 Common Stock 2023-11-07 4 P 0 2500 68.3447 A 11073.35 D /s/ M. Kathryn Rickards, attorney-in-fact 2023-11-08