Form 4/A - Statement of changes in beneficial ownership of securities: [Amend]
SEC Accession No. 0001127602-14-006444
Filing Date
2014-02-14
Accepted
2014-02-14 15:55:34
Documents
1
Period of Report
2014-02-10

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT form4a.html 4/A  
1 PRIMARY DOCUMENT form4a.xml 4/A 6263
  Complete submission text file 0001127602-14-006444.txt   7634
Mailing Address 2 TECH DRIVE SUITE 201 ANDOVER MA 01810
Business Address 2 TECH DRIVE SUITE 201 ANDOVER MA 01810 978-645-5500
MKS INSTRUMENTS INC (Issuer) CIK: 0001049502 (see all company filings)

EIN.: 042277512 | State of Incorp.: MA | Fiscal Year End: 1231
SIC: 3823 Industrial Instruments For Measurement, Display, and Control

Mailing Address 90 INDUSTRIAL WAY WILMINGTON MA 01887
Business Address
Lee John Tseng-Chung (Reporting) CIK: 0001414656 (see all company filings)

Type: 4/A | Act: 34 | File No.: 000-23621 | Film No.: 14616102