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SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
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FORM 8-K
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CURRENT REPORT
PURSUANT TO SECTION 13 OR 15(d) OF
THE SECURITIES EXCHANGE ACT OF 1934
Date of Report (Date of Earliest Event Reported): October 16, 2003
Commission File No. 0-23621
MKS INSTRUMENTS, INC.
(Exact Name of Registrant as Specified in Charter)
MASSACHUSETTS 04-2277512
(State or Other Jurisdiction of Incorporation) (I.R.S. Employer
Identification No.)
SIX SHATTUCK ROAD, ANDOVER, MASSACHUSETTS 01810
(Address of Principal Executive Offices) (Zip Code)
(978) 975-2350
(Registrant's Telephone Number, Including Area Code)
NOT APPLICABLE
(Former Name or Former Address, if Changed Since Last Report)
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This report is being filed to disclose information required pursuant to Item 11
of the Registration Statement on Form S-3 filed by MKS Instruments, Inc. ("MKS")
with the Securities and Exchange Commission on April 10, 2000, as amended by the
Registration Statement on Form S-3/A filed by MKS with the Securities and
Exchange Commission on July 14, 2000. This report provides current combined pro
forma financial data related to the acquisition on January 31, 2002 by MKS of
the ENI business of Emerson Electric Co.
ITEM 7. FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS.
(a) Unaudited Pro Forma Financial Information
Included as Exhibit 99.1 to this Form 8-K, and incorporated herein by reference,
are unaudited pro forma combined consolidated financial statements for the year
ended December 31, 2002 as follows:
Unaudited Pro Forma Combined Consolidated Statement of Operations for the
Year ended December 31, 2002
Notes to the Unaudited Pro Forma Combined Consolidated Statement of
Operations
SIGNATURE
Pursuant to the requirements of the Securities Exchange Act of 1934, as
amended, the Registrant has duly caused this report to be signed on its behalf
by the undersigned hereunto duly authorized.
MKS INSTRUMENTS, INC.
Date: October 16, 2003 By: /s/ Ronald C. Weigner
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Ronald C. Weigner
Vice President and
Chief Financial Officer
EXHIBIT INDEX
EXHIBIT NO. DESCRIPTION
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99.1 Unaudited Pro Forma Combined Consolidated Statement of
Operations and Related Notes
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