<SEC-DOCUMENT>0000937556-25-000066-index.html : 20250501
<SEC-HEADER>0000937556-25-000066.hdr.sgml : 20250501
<ACCEPTANCE-DATETIME>20250501215849
ACCESSION NUMBER:		0000937556-25-000066
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250429
FILED AS OF DATE:		20250501
DATE AS OF CHANGE:		20250501

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Brennan Michelle
		CENTRAL INDEX KEY:			0001827353
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33642
		FILM NUMBER:		25905292

	MAIL ADDRESS:	
		STREET 1:		1855 S. GRANT STREET
		CITY:			SAN MATEO
		STATE:			CA
		ZIP:			94402

ISSUER:		

	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
		EIN:				330368882
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1228

	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>4
<SEQUENCE>1
<FILENAME>wk-form4_1746151123.xml
<DESCRIPTION>FORM 4
<TEXT>
Document 1 - file: wk-form4_1746151123.html

Document 1 - RAW XML: wk-form4_1746151123.xml

</DOCUMENT>
</SEC-DOCUMENT>