MKS Instruments, Inc. (Form: 8-K)  

 


UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934

     
Date of Report (Date of Earliest Event Reported):   December 6, 2006

MKS Instruments, Inc.
__________________________________________
(Exact name of registrant as specified in its charter)

     
Massachusetts 000-23621 04-2277512
_____________________
(State or other jurisdiction
_____________
(Commission
______________
(I.R.S. Employer
of incorporation) File Number) Identification No.)
      
90 Industrial Way, Wilmington, Massachusetts   01887
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(Address of principal executive offices)
  ___________
(Zip Code)
     
Registrant’s telephone number, including area code:   978-284-4000

Not Applicable
______________________________________________
Former name or former address, if changed since last report

 

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

[  ]  Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
[  ]  Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
[  ]  Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
[  ]  Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))


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Item 8.01 Other Events.

On December 1, 2006, John R. Bertucci, Executive Chairman of the Board of Directors of MKS Instruments, Inc. (the "Company") advised the Board of Directors of the Company that he will be retiring from the position of Executive Chairman effective December 31, 2006. Mr. Bertucci will remain with the Company as the Chairman of the Board of Directors and will continue to consult for the Company, as needed, for a one year period.






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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

         
    MKS Instruments, Inc.
          
December 6, 2006   By:   Ronald C. Weigner
       
        Name: Ronald C. Weigner
        Title: Vice President & CFO


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Exhibit Index


     
Exhibit No.   Description

 
99.1
  Press Release dated December 6, 2006