0001127602-22-026936.txt : 20221205 0001127602-22-026936.hdr.sgml : 20221205 20221205184354 ACCESSION NUMBER: 0001127602-22-026936 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20221202 FILED AS OF DATE: 20221205 DATE AS OF CHANGE: 20221205 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: BAGSHAW SETH H CENTRAL INDEX KEY: 0001192439 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-23621 FILM NUMBER: 221446231 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 2022-12-02 0001049502 MKS INSTRUMENTS INC MKSI 0001192439 BAGSHAW SETH H C/O MKS INSTRUMENTS, INC. 2 TECH DRIVE, SUITE 201 ANDOVER MA 01810 1 Sr. VP, CFO & Treasurer Common Stock 2022-12-02 4 M 0 315 A 34682.623 D Common Stock 2022-12-02 4 M 0 308 A 34990.623 D Common Stock 2022-12-02 4 F 0 623 83.86 D 34367.623 D Restricted Stock Unit 2022-12-02 4 M 0 315 D Common Stock 315 24125.016 D Restricted Stock Unit 2022-12-02 4 M 0 308 D Common Stock 308 23817.016 D Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of MKS Instruments, Inc. Shares used to satisfy FICA taxes. Portion of 2021 RSU Award accelerated to satisfy FICA taxes. Portion of 2022 RSU Award accelerated to satisfy FICA taxes. /s/ M. Kathryn Rickards, attorney-in-fact 2022-12-05