0001127602-15-016430.txt : 20150506 0001127602-15-016430.hdr.sgml : 20150506 20150506101824 ACCESSION NUMBER: 0001127602-15-016430 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20150504 FILED AS OF DATE: 20150506 DATE AS OF CHANGE: 20150506 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Mora Elizabeth CENTRAL INDEX KEY: 0001548935 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 000-23621 FILM NUMBER: 15835459 MAIL ADDRESS: STREET 1: C/O MKS INSTRUMENTS, INC. STREET 2: 2 TECH DRIVE, SUITE 201 CITY: ANDOVER STATE: MA ZIP: 01810 4 1 form4.xml PRIMARY DOCUMENT X0306 4 2015-05-04 0001049502 MKS INSTRUMENTS INC MKSI 0001548935 Mora Elizabeth C/O MKS INSTRUMENTS, INC. 2 TECH DRIVE, SUITE 201 ANDOVER MA 01810 1 Common Stock 2015-05-04 4 S 0 2800 35.391 D 7773.548 D Common Stock 2015-05-04 4 A 0 3959.276 A 11732.824 D This transaction was executed in multiple trades at prices ranging from $35.39 to $35.40. 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. This RSU grant fully vests on the day prior to the first annual meeting of shareholders following the date of grant (or if no such meeting is held within 13 months after the date of grant, on the 13 month anniversary of the date of grant). Each restricted stock unit represents the contingent right to receive one share of common stock of MKS Instruments, Inc. /s/Renee M. Donlan POA 2015-05-06