0001127602-19-031238.txt : 20191030 0001127602-19-031238.hdr.sgml : 20191030 20191030133416 ACCESSION NUMBER: 0001127602-19-031238 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20191028 FILED AS OF DATE: 20191030 DATE AS OF CHANGE: 20191030 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Burke Kathleen Flaherty CENTRAL INDEX KEY: 0001775435 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-23621 FILM NUMBER: 191179096 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 X0306 4 2019-10-28 0001049502 MKS INSTRUMENTS INC MKSI 0001775435 Burke Kathleen Flaherty C/O MKS INSTRUMENTS, INC. 2 TECH DRIVE, SUITE 201 ANDOVER MA 01810 1 Sr. VP, GC & Secretary Restricted Stock Unit 2019-10-28 4 A 0 4358.058 A Common Stock 4358.058 16181.299 D Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc. These RSUs shall vest in two equal annual installments on each of the second anniversary and third anniversary of the date of grant. /s/ M. Kathryn Rickards, attorney-in-fact 2019-10-29