0001127602-19-034663.txt : 20191210 0001127602-19-034663.hdr.sgml : 20191210 20191210134707 ACCESSION NUMBER: 0001127602-19-034663 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20191206 FILED AS OF DATE: 20191210 DATE AS OF CHANGE: 20191210 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: COLELLA GERARD G CENTRAL INDEX KEY: 0001256715 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-23621 FILM NUMBER: 191277225 MAIL ADDRESS: STREET 1: 6 SHATTUCK RD 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 2019-12-06 0001049502 MKS INSTRUMENTS INC MKSI 0001256715 COLELLA GERARD G C/O MKS INSTRUMENTS, INC. 2 TECH DRIVE, SUITE 201 ANDOVER MA 01810 1 1 CEO, Director Common Stock 2019-12-06 4 M 0 300 A 300 D Common Stock 2019-12-06 4 M 0 363 A 663 D Common Stock 2019-12-06 4 M 0 426 A 1089 D Common Stock 2019-12-06 4 M 0 559 A 1648 D Common Stock 2019-12-06 4 M 0 958 A 2606 D Common Stock 2019-12-06 4 F 0 2606 108.22 D 0 D Common Stock 60000 I By The Gerald G. Colella 2018 Grantor Trust Common Stock 38548 I By The Gerald G. Colella Living Trust Restricted Stock Unit 2019-12-06 4 M 0 300 D Common Stock 300 63909.419 D Restricted Stock Unit 2019-12-06 4 M 0 363 D Common Stock 363 63546.419 D Restricted Stock Unit 2019-12-06 4 M 0 426 D Common Stock 426 63120.419 D Restricted Stock Unit 2019-12-06 4 M 0 559 D Common Stock 559 62561.419 D Restricted Stock Unit 2019-12-06 4 M 0 958 D Common Stock 958 61603.419 D Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc. Shares used to satisfy FICA taxes. Portion of 2017 RSU Award accelerated to satisfy FICA taxes. Portion of 2018 RSU Award accelerated to satisfy FICA taxes. Portion of 2019 RSU Award accelerated to satisfy FICA taxes. /s/ M. Kathryn Rickards, attorney-in-fact 2019-12-09