<!-- CoverPageHeader start -->
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 3.2//EN">
<HTML>
<HEAD>
<TITLE> MKS Instruments, Inc. (Form: 8-K) </TITLE>
</HEAD>
<BODY TEXT="#000000" BGCOLOR="#FFFFFF" ALINK="#0000FF" HLINK="#FF0000" VLINK="#800080">
<A NAME="DOCUMENT_TOP">&nbsp;</A>
<P>
<!-- CoverPageHeader end --><!-- CoverPageTitle START -->
<A NAME="DOCUMENT_TOP">&nbsp;</A>
<HR NOSHADE>
<P>
<P ALIGN="CENTER">
<FONT SIZE="4">
		UNITED STATES<BR>
	SECURITIES AND EXCHANGE COMMISSION
</FONT>
<BR>
<FONT SIZE="2">
	WASHINGTON, D.C. 20549
</FONT>
<P ALIGN="CENTER">
<FONT SIZE="5">
	FORM 8-K
</FONT>
<FONT SIZE="2">

</FONT>
</P>
<P ALIGN="CENTER">
<FONT SIZE="3">
	CURRENT REPORT
</FONT>
</P>
<P ALIGN="CENTER">
<FONT SIZE="2">
	Pursuant to Section&nbsp;13 or 15(d) of the Securities Exchange Act of 1934
</FONT>
</P>
<CENTER>
<TABLE CELLSPACING="0" BORDER="0" CELLPADDING="0" WIDTH="100%">
<TR VALIGN="BOTTOM">
<TD WIDTH="51%">
	&nbsp;
</TD>
<TD WIDTH="5%">
	&nbsp;
</TD>
<TD WIDTH="44%">
	&nbsp;
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	Date of Report (Date of Earliest Event Reported):
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	June 1, 2016
</FONT>
</TD>
</TR>
</TABLE>
<BR>
</CENTER>
<!-- CoverPageTitle END --><!-- CoverPageRegistrant START -->
<P ALIGN="CENTER"><!-- -->
<FONT SIZE="6">
	MKS Instruments, Inc.
</FONT>
<FONT SIZE="2">
<BR>__________________________________________<BR>
	(Exact name of registrant as specified in its charter)
</FONT>
<CENTER>
<TABLE CELLSPACING="0" BORDER="0" CELLPADDING="0" WIDTH="100%">
<TR VALIGN="BOTTOM">
<TD WIDTH="33%">
	&nbsp;
</TD>
<TD WIDTH="34%">
	&nbsp;
</TD>
<TD WIDTH="33%">
	&nbsp;
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	Massachusetts
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	000-23621
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	04-2277512
</FONT>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
_____________________<BR>
	(State or other jurisdiction
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
_____________<BR>
	(Commission
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
______________<BR>
	(I.R.S. Employer
</FONT>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	of incorporation)
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	File Number)
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	Identification No.)
</FONT>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;&nbsp;
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	2 Tech Drive, Suite 201, Andover, Massachusetts
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	01810
</FONT>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
_________________________________<BR>
	(Address of principal executive offices)
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
___________<BR>
	(Zip Code)
</FONT>
</TD>
</TR>
</TABLE>
</CENTER>
<CENTER>
<TABLE CELLSPACING="0" BORDER="0" CELLPADDING="0" WIDTH="100%">

<TR VALIGN="BOTTOM">
<TD WIDTH="51%">
	&nbsp;
</TD>
<TD WIDTH="5%">
	&nbsp;
</TD>
<TD WIDTH="44%">
	&nbsp;
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	Registrant&#146;s telephone number, including area code:
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="CENTER" VALIGN="TOP">
<FONT SIZE="2">
	978-645-5500
</FONT>
</TD>
</TR>
</TABLE>
</CENTER>
<P ALIGN="CENTER">
<FONT SIZE="2">
	Not Applicable
<BR>______________________________________________<BR>
	Former name or former address, if changed since last report
</FONT>
<P ALIGN="CENTER">
<FONT SIZE="2">
	&nbsp;
</FONT>
<!-- CoverPageRegistrant END --><P><FONT SIZE="2">
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:</FONT>
</P>
<P><FONT SIZE="2">
[&nbsp;&nbsp;]&nbsp;&nbsp;Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)<br>
[&nbsp;&nbsp;]&nbsp;&nbsp;Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)<br>
[&nbsp;&nbsp;]&nbsp;&nbsp;Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))<br>
[&nbsp;&nbsp;]&nbsp;&nbsp;Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))<br>
</P></FONT><!-- PageBreak START -->
<P>
<HR NOSHADE>
<DIV ALIGN="LEFT" STYLE="PAGE-BREAK-BEFORE:ALWAYS">
<A HREF="#DOCUMENT_TOP">
<U>
<B>
<FONT SIZE="2">Top of the Form</FONT>
</B>
</U>
</A>
</DIV>
<!-- PageBreak END --><!-- Item START -->
<P ALIGN="LEFT">
<FONT SIZE="2">
<B>
	Item 7.01 Regulation FD Disclosure.
</B>
</FONT>
</P>
<P ALIGN="LEFT">
<FONT SIZE="2">
MKS Instruments, Inc. has posted a new Investor Presentation, including an updated operating model, under the Investors section of its corporate website, www.mksinst.com.
</FONT>
</P>
<!-- Item END -->
<BR><BR><BR><BR><P ALIGN="LEFT" STYLE="FONT-SIZE: 10PT"></P><!-- PageBreak START -->
<P>
<HR NOSHADE>
<DIV ALIGN="LEFT" STYLE="PAGE-BREAK-BEFORE:ALWAYS">
<A HREF="#DOCUMENT_TOP">
<U>
<B>
<FONT SIZE="2">Top of the Form</FONT>
</B>
</U>
</A>
</DIV>
<!-- PageBreak END --><!-- SignatureHeader START -->
<P ALIGN="CENTER">
<FONT SIZE="2">
<B>
	SIGNATURES
</B>
</FONT>
</P>
<P ALIGN="LEFT">
<FONT SIZE="2">
	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.
</FONT>
</P>
<!-- SignatureHeader END --><!-- Signature START -->
<CENTER>
<TABLE CELLSPACING="0" BORDER="0" CELLPADDING="0" WIDTH="100%">
<TR VALIGN="BOTTOM">
<TD WIDTH="19%">
	&nbsp;
</TD>
<TD WIDTH="34%">
	&nbsp;
</TD>
<TD WIDTH="3%">
	&nbsp;
</TD>
<TD WIDTH="1%">
	&nbsp;
</TD>
<TD WIDTH="43%">
	&nbsp;
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD COLSPAN="3" VALIGN="TOP" ALIGN="LEFT">
<FONT SIZE="2">
	MKS Instruments, Inc.
</FONT>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD VALIGN="TOP">
<FONT SIZE="2">
<I>
	June 1, 2016
</I>
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
<I>
	By:
</I>
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
<I>
	/s/ Kathleen F. Burke
</I>
<BR>
</FONT>
</TD>
</TR>
<TR>
<TD VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<HR SIZE="1" NOSHADE>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
<I>
	Name: Kathleen F. Burke
</I>
</FONT>
</TD>
</TR>
<TR VALIGN="BOTTOM">
<TD VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD>
<FONT SIZE="2">
	&nbsp;
</FONT>
</TD>
<TD ALIGN="LEFT" VALIGN="TOP">
<FONT SIZE="2">
<I>
	Title: VP & General Counsel
</I>
</FONT>
</TD>
</TR>
</TABLE>
</CENTER>
<!-- Signature END --><!-- HTMLFooter START -->
</BODY>
</HTML>
<!-- HTMLFooter END -->
[{"type": "8-K", "sequence": "1", "filename": "htm_53633.htm", "description": "LIVE FILING", "secsgml_size_bytes": 8374}]
{"company-data": {"conformed-name": "MKS INSTRUMENTS INC", "cik": "0001049502", "assigned-sic": "3823", "irs-number": "042277512", "state-of-incorporation": "MA", "fiscal-year-end": "1231"}, "filing-values": {"form-type": "8-K", "act": "34", "file-number": "000-23621", "film-number": "161688023"}, "business-address": {"street1": "2 TECH DRIVE", "street2": "SUITE 201", "city": "ANDOVER", "state": "MA", "zip": "01810", "phone": "978-645-5500"}, "mail-address": {"street1": "2 TECH DRIVE", "street2": "SUITE 201", "city": "ANDOVER", "state": "MA", "zip": "01810"}}
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):
June 1, 2016
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.)
2 Tech Drive, Suite 201, Andover, Massachusetts
01810
_________________________________
(Address of principal executive offices)
___________
(Zip Code)
Registrant's telephone number, including area code:
978-645-5500
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:
[  ]  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))
Top of the Form
Item 7.01 Regulation FD Disclosure.
MKS Instruments, Inc. has posted a new Investor Presentation, including an updated operating model, under the Investors section of its corporate website, www.mksinst.com.
Top of the Form
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.
June 1, 2016
By:
/s/ Kathleen F. Burke
Name: Kathleen F. Burke
Title: VP & General Counsel