<SEC-DOCUMENT>0001213900-24-076985-index.html : 20240909
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<ACCEPTANCE-DATETIME>20240909171553
ACCESSION NUMBER:		0001213900-24-076985
CONFORMED SUBMISSION TYPE:	DEFA14A
PUBLIC DOCUMENT COUNT:		33
FILED AS OF DATE:		20240909
DATE AS OF CHANGE:		20240909

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MASIMO CORP
		CENTRAL INDEX KEY:			0000937556
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTROMEDICAL & ELECTROTHERAPEUTIC APPARATUS [3845]
		ORGANIZATION NAME:           	08 Industrial Applications and Services
		IRS NUMBER:				330368882
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1228

	FILING VALUES:
		FORM TYPE:		DEFA14A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33642
		FILM NUMBER:		241287999

	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
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<FILENAME>ea0213986-defa14a_masimo.htm
<DESCRIPTION>DEFINITIVE ADDITIONAL MATERIALS
<TEXT>
Document 1 - file: ea0213986-defa14a_masimo.htm

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Document 2 - file: image_001.jpg

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Document 3 - file: image_002.jpg

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Document 4 - file: image_003.jpg

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Document 5 - file: image_004.jpg

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Document 6 - file: image_005.jpg

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Document 7 - file: image_006.jpg

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Document 8 - file: image_007.jpg

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Document 9 - file: image_008.jpg

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Document 10 - file: image_009.jpg

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Document 11 - file: image_010.jpg

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Document 12 - file: image_011.jpg

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Document 13 - file: image_012.jpg

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Document 14 - file: image_013.jpg

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Document 15 - file: image_014.jpg

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Document 16 - file: image_070.jpg

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Document 17 - file: image_071.jpg

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Document 18 - file: image_072.jpg

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Document 20 - file: image_074.jpg

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Document 21 - file: image_075.jpg

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Document 22 - file: image_076.jpg

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Document 23 - file: image_077.jpg

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Document 24 - file: image_078.jpg

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Document 25 - file: image_079.jpg

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Document 26 - file: image_080.jpg

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Document 27 - file: image_081.jpg

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Document 28 - file: image_082.jpg

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Document 29 - file: image_083.jpg

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Document 30 - file: image_084.jpg

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Document 31 - file: image_085.jpg

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Document 32 - file: letter_001.jpg

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Document 33 - file: letter_002.jpg

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