<SEC-DOCUMENT>0001104659-22-024040.txt : 20220216
<SEC-HEADER>0001104659-22-024040.hdr.sgml : 20220216
<ACCEPTANCE-DATETIME>20220216060914
ACCESSION NUMBER:		0001104659-22-024040
CONFORMED SUBMISSION TYPE:	POSASR
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20220216
DATE AS OF CHANGE:		20220216
EFFECTIVENESS DATE:		20220216

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MASIMO CORP
		CENTRAL INDEX KEY:			0000937556
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTROMEDICAL & ELECTROTHERAPEUTIC APPARATUS [3845]
		IRS NUMBER:				330368882
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0101

	FILING VALUES:
		FORM TYPE:		POSASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-229892
		FILM NUMBER:		22641430

	BUSINESS ADDRESS:	
		STREET 1:		52 DISCOVERY
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92618
		BUSINESS PHONE:		949-297-7000

	MAIL ADDRESS:	
		STREET 1:		52 DISCOVERY
		CITY:			IRVINE
		STATE:			CA
		ZIP:			92618
</SEC-HEADER>
<DOCUMENT>
<TYPE>POSASR
<SEQUENCE>1
<FILENAME>tm226919d1_posasr.htm
<DESCRIPTION>POSASR
<TEXT>
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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>As filed with the Securities and Exchange Commission
on February&nbsp;16, 2022</B>&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: right"><B>Registration No.&nbsp;333-229892</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>UNITED STATES</B></FONT></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>SECURITIES AND
EXCHANGE COMMISSION</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>WASHINGTON, D.C.
20549</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><FONT STYLE="font-size: 10pt"><B>Post-Effective
Amendment No.&nbsp;1</B></FONT></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>to</B></FONT></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>Form&nbsp;S-3ASR</B></FONT></P>

<P STYLE="font: 14pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B>REGISTRATION
STATEMENT</B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B><I>UNDER</I></B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-size: 10pt"><B><I>THE SECURITIES
ACT OF 1933</I></B></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><IMG SRC="tm226919d1_posasrimg001.jpg" ALT=""></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 24pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Masimo Corporation</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Exact name of registrant as specified in its
charter)</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR>
    <TD STYLE="vertical-align: top; width: 50%; padding-right: 2.65pt; padding-left: 2.65pt; font-size: 10pt; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>Delaware</B></FONT></TD>
    <TD STYLE="vertical-align: bottom; width: 1%; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; width: 49%; padding-right: 2.65pt; padding-left: 2.65pt; font-size: 10pt; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>33-0368882</B></FONT></TD></TR>
  <TR>
    <TD STYLE="vertical-align: top; padding-right: 2.65pt; padding-left: 2.65pt; font-size: 10pt; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>(State or Other Jurisdiction of Incorporation or Organization)</B></FONT></TD>
    <TD STYLE="vertical-align: bottom; font-size: 10pt">&nbsp;</TD>
    <TD STYLE="vertical-align: top; padding-right: 2.65pt; padding-left: 2.65pt; font-size: 10pt; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>(I.R.S. Employer Identification Number)</B></FONT></TD></TR>
  <TR STYLE="vertical-align: top">
    <TD COLSPAN="3" STYLE="padding-right: 2.65pt; padding-left: 2.65pt">
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>52 Discovery</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Irvine, California 92618</B></P>
    <P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(949) 297-7000</B></P></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD COLSPAN="3" STYLE="padding-right: 2.65pt; padding-left: 2.65pt; font-size: 10pt; text-align: center"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>(Address, including zip code, and telephone number, including area code, of registrant&rsquo;s principal executive offices)</B></FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Micah Young</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Executive Vice President&nbsp;&amp; Chief Financial
Officer</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Masimo Corporation</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>52 Discovery</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Irvine, California 92618</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(949) 297-7000</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(Name, address, including zip code, and telephone
number, including area code, of agent for service)</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin-top: 0pt; margin-bottom: 0pt; text-align: center"><B><I>Copy to:</I></B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Jeffrey T. Hartlin</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Paul Hastings LLP</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>1117 S. California Avenue</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>Palo Alto, CA 94304</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>(650) 320-1804</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif"><B>Approximate
date of commencement of proposed sale to the public:</B></FONT>&nbsp;Not applicable</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif">If the only
securities being registered on this Form&nbsp;are being offered pursuant to dividend or interest reinvestment plans, please check the
following box.&nbsp;&nbsp;</FONT><FONT STYLE="font-family: Wingdings"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif">If any of
the securities being registered on this Form&nbsp;are to be offered on a delayed or continuous basis pursuant to Rule&nbsp;415 under the
Securities Act of 1933, other than securities offered only in connection with dividend or interest reinvestment plans, check the following
box.&nbsp;&nbsp;</FONT><FONT STYLE="font-family: Wingdings">&uml;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif">If this Form&nbsp;is
filed to register additional securities for an offering pursuant to Rule&nbsp;462(b)&nbsp;under the Securities Act, please check the following
box and list the Securities Act registration statement number of the earlier effective registration statement for the same offering.&nbsp;&nbsp;</FONT><FONT STYLE="font-family: Wingdings">&uml;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif">If this Form&nbsp;is
a post-effective amendment filed pursuant to Rule&nbsp;462(c)&nbsp;under the Securities Act, check the following box and list the Securities
Act registration statement number of the earlier effective registration statement for the same offering.&nbsp;&nbsp;</FONT><FONT STYLE="font-family: Wingdings">&uml;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif">If this Form&nbsp;is
a registration statement pursuant to General Instruction I.D. or a post-effective amendment thereto that shall become effective upon filing
with the Commission pursuant to Rule&nbsp;462(e)&nbsp;under the Securities Act, check the following box.&nbsp;&nbsp;</FONT><FONT STYLE="font-family: Wingdings"><FONT STYLE="font-family: Wingdings">&#120;</FONT></FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Times New Roman, Times, Serif">If this Form&nbsp;is
a post-effective amendment to a registration statement filed pursuant to General Instruction I.D. filed to register additional securities
or additional classes of securities pursuant to Rule&nbsp;413(b)&nbsp;under the Securities Act, check the following box.&nbsp;&nbsp;</FONT><FONT STYLE="font-family: Wingdings">&uml;</FONT></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<P STYLE="text-align: left; font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Indicate by check mark whether the registrant is a large accelerated
filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of
 &ldquo;large accelerated filer,&rdquo; &ldquo;accelerated filer&rdquo;, &ldquo;smaller reporting company&rdquo; and &ldquo;emerging growth
company&rdquo; in Rule&nbsp;12b-2 of the Exchange Act. (Check one):</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 16%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Large&nbsp;accelerated&nbsp;filer</FONT></TD>
    <TD STYLE="width: 1%">&nbsp;</TD>
    <TD STYLE="width: 2%; text-align: center"><FONT STYLE="font-family: Wingdings">&#120;</FONT><FONT STYLE="font-family: Wingdings; font-size: 10pt"></FONT></TD>
    <TD STYLE="width: 1%">&nbsp;</TD>
    <TD STYLE="width: 57%">&nbsp;</TD>
    <TD STYLE="width: 20%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Accelerated&nbsp;filer</FONT></TD>
    <TD STYLE="width: 1%">&nbsp;</TD>
    <TD STYLE="width: 2%; text-align: center"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD>
    </TR>
  <TR STYLE="vertical-align: bottom">
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Non-accelerated filer</FONT></TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: center"><FONT STYLE="font-family: Wingdings; font-size: 10pt"><FONT STYLE="font-family: Wingdings">&#168;</FONT></FONT></TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Smaller&nbsp;reporting&nbsp;company</FONT></TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: center"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD>
    </TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Emerging growth company</FONT></TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: center"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD>
    </TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD STYLE="text-align: center"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD>
    </TR>
  <TR>
    <TD COLSPAN="6" STYLE="vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">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&nbsp;7(a)(2)(B)&nbsp;of the Securities Act.&nbsp;&nbsp;</FONT></TD>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="text-align: center"><FONT STYLE="font-family: Wingdings">&#168;</FONT></TD>
    </TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"><FONT STYLE="font-family: Courier New, Courier, Monospace; font-size: 3pt">&nbsp;</FONT></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>DEREGISTRATION OF SECURITIES</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Masimo Corporation (the &ldquo;Registrant&rdquo;) is filing this Post-Effective
Amendment No.&nbsp;1 (this &ldquo;Amendment No.&nbsp;1&rdquo;) to its Registration Statement on Form&nbsp;S-3 ASR (File No.&nbsp;333-229892)
filed with the Securities and Exchange Commission (the &ldquo;Commission&rdquo;) on February&nbsp;26, 2019 (the &ldquo;Prior Registration
Statement&rdquo;) to deregister all securities registered with the Commission on the Prior Registration Statement that remain unsold as
of the date of this Amendment No.&nbsp;1. Pursuant to the Prior Registration Statement, an unspecified number of debt securities; common
stock, par value $0.001 per share; preferred stock, par value $0.001 per share; depositary shares; warrants; rights and units (collectively,
the &ldquo;Securities&rdquo;) were registered for possible issuance from time to time at indeterminate prices. The Registrant hereby deregisters
all of the Securities registered on the Prior Registration Statement that have not been sold thereunder as of the date hereof, and terminates
the effectiveness of the Prior Registration Statement. The Securities are being removed from registration because the Securities are no
longer being offered or sold pursuant to the Prior Registration Statement.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0"></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0; text-align: center"><B>SIGNATURES</B></P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">Pursuant to the requirements of the Securities Act of 1933, the registrant
has duly caused this Post-Effective Amendment No.&nbsp;1 to the registration statement to be signed on its behalf by the undersigned,
thereunto duly authorized, in the City of Irvine, State of California, on&nbsp;February&nbsp;16, 2022.</P>

<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

<TABLE CELLSPACING="0" CELLPADDING="0" STYLE="font: 10pt Times New Roman, Times, Serif; width: 100%; border-collapse: collapse">
  <TR STYLE="vertical-align: bottom">
    <TD STYLE="width: 50%">&nbsp;</TD>
    <TD STYLE="width: 5%">&nbsp;</TD>
    <TD STYLE="width: 45%"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><B>MASIMO CORPORATION</B></FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD></TR>
  <TR>
    <TD STYLE="vertical-align: bottom">&nbsp;</TD>
    <TD STYLE="vertical-align: top"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">By:</FONT></TD>
    <TD STYLE="border-bottom: black 1pt solid; vertical-align: bottom"><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">/</FONT><FONT STYLE="font-size: 10pt">s</FONT>/ M<FONT STYLE="font-size: 10pt">ICAH</FONT> Y<FONT STYLE="font-size: 10pt">OUNG</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Micah Young</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt">Executive Vice President  and Chief Financial Officer</FONT></TD></TR>
  <TR STYLE="vertical-align: bottom">
    <TD>&nbsp;</TD>
    <TD>&nbsp;</TD>
    <TD><FONT STYLE="font-family: Times New Roman, Times, Serif; font-size: 10pt"><I>(Principal Financial Officer)</I></FONT></TD></TR>
  </TABLE>
<P STYLE="font: 10pt Times New Roman, Times, Serif; margin: 0pt 0">&nbsp;</P>

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