As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 1/28/20  MKS Instruments Inc               8-K:2,9     1/28/20   11:490K                                   Donnelley … Solutions/FA

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 2: EX-99.1     Miscellaneous Exhibit                               HTML    214K 
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11: EXCEL       IDEA Workbook of Financial Reports                  XLSX      6K 
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 i MKS INSTRUMENTS INC  i false  i 0001049502 0001049502 2020-01-28 2020-01-28

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, D.C. 20549

FORM  i 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):  i January 28, 2020

MKS Instruments, Inc.

(Exact name of registrant as specified in its charter)

i Massachusetts		i 000-23621		i 04-2277512
(State or other jurisdiction		(Commission		(I.R.S. Employer
of incorporation)		File Number)		Identification No.)

i 2 Tech Drive,  i Suite 201,  i Andover,  i Massachusetts		i 01810
(Address of principal executive offices)		(Zip Code)

Registrant’s telephone number, including area code:  i 978- i 645-5500

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:

i ☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

i ☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

i ☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

i ☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
i Common Stock, no par value		i MKSI		i Nasdaq Global Select Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company   i ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.  ☐

Item 2.02

Results of Operations and Financial Condition.

On January 28, 2020, MKS Instruments, Inc. announced its financial results for the quarter ended December 31, 2019. The full text of the press release is attached as Exhibit 99.1 to this Current Report on Form 8-K.

The information in this Form 8-K and the Exhibit attached hereto shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934 (the “Exchange Act”) or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933 or the Exchange Act, except as expressly set forth by specific reference in such a filing.

Item 9.01

Financial Statements and Exhibits.

(d) Exhibits

	99.1			Press Release dated January 28, 2020
	104			Cover Page Interactive Data File (embedded within the Inline XBRL document)

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 thereunto duly authorized.

				MKS Instruments, Inc.
Date: January 28, 2020				By:		/s/ Seth H. Bagshaw
				Name:		Seth H. Bagshaw
				Title:		Sr. Vice President, Chief Financial Officer and Treasurer