0001127602-11-017281.txt : 20110523
0001127602-11-017281.hdr.sgml : 20110523
20110523150629
ACCESSION NUMBER: 0001127602-11-017281
CONFORMED SUBMISSION TYPE: 4
PUBLIC DOCUMENT COUNT: 1
CONFORMED PERIOD OF REPORT: 20110519
FILED AS OF DATE: 20110523
DATE AS OF CHANGE: 20110523
REPORTING-OWNER:
OWNER DATA:
COMPANY CONFORMED NAME: ANDERSON ROBERT R
CENTRAL INDEX KEY: 0001202728
FILING VALUES:
FORM TYPE: 4
SEC ACT: 1934 Act
SEC FILE NUMBER: 000-23621
FILM NUMBER: 11864806
MAIL ADDRESS:
STREET 1: MKS INSTRUMENTS, INC
STREET 2: SIX SHATTUCK ROAD
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
X0303
4
2011-05-19
0001049502
MKS INSTRUMENTS INC
MKSI
0001202728
ANDERSON ROBERT R
2 TECH DRIVE
ANDOVER
MA
01810
1
Common Stock
2011-05-19
4
S
0
1953
26.03
D
21000
D
This transaction was executed in multiple trades at prices ranging from $26.00 to $26.07 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/Renee M. Donlan POA
2011-05-22