0001127602-20-021262.txt : 20200707 0001127602-20-021262.hdr.sgml : 20200707 20200707112007 ACCESSION NUMBER: 0001127602-20-021262 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20200706 FILED AS OF DATE: 20200707 DATE AS OF CHANGE: 20200707 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: 201015565 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 2020-07-06 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 2020-07-06 4 S 0 5000 116.8394 D 24169.423 D This transaction was effected pursuant to a Rule 10b5-1 trading plan previously adopted by the reporting person. This transaction was executed in multiple trades at prices ranging from $116.00 to $117.78. The price reported above reflects the weighted average sale price. The reporting person hereby undertakes to provide, upon request, the full information regarding the number of shares and prices at which the transaction was effected. /s/ M. Kathryn Rickards, attorney-in-fact 2020-07-07