0001127602-17-025318.txt : 20170809 0001127602-17-025318.hdr.sgml : 20170809 20170809133510 ACCESSION NUMBER: 0001127602-17-025318 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170808 FILED AS OF DATE: 20170809 DATE AS OF CHANGE: 20170809 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Quirk Brian Charles CENTRAL INDEX KEY: 0001600515 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-23621 FILM NUMBER: 171017284 MAIL ADDRESS: STREET 1: C/O MKS INSTRUMENTS, INC. STREET 2: 2 TECH DRIVE, 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 X0306 4 2017-08-08 0001049502 MKS INSTRUMENTS INC MKSI 0001600515 Quirk Brian Charles 2 TECH DRIVE, SUITE 201 ANDOVER MA 01810 1 Sr. VP, Global Operations Common Stock 2017-08-08 4 S 0 2000 79.30 D 15784.964 D This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person. /s/ M. Kathryn Rickards, attorney-in-fact 2017-08-09