Form of Common Stock Certificate



 

 
 016570| 003590|127C|RESTRICTED||4|057-423 
 COMMON STOCK 
 COMMON STOCK 
 PAR VALUE $.001 
 MASIMO CORPORATION 
 INCORPORATED UNDER THE LAWS OF THE STATE OF DELAWARE

 AUTHORIZED SHARES $.001 PAR VALUE 
 Certificate Number 
 ZQ 000000 
 Shares 
 * * 6
0 0 6 2 0 * * * * * * * * * 6 0 0 6 2 0 * * * * * * * * * 6 0 0 6 2 0 * * * * * * * * * 6 0 0 6 2 0 * * * * * * * * * 6 0 0 6 2 0 * * 
 THIS CERTIFIES THAT 
 is the owner of 
 CUSIP 574795 10 0 
 SEE REVERSE FOR CERTAIN DEFINITIONS 
 ** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
**** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample MR. SAMPLE & MRS. SAMPLE &**** Mr. Alexander David Sample **** Mr. Alexander
David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr.
Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample
**** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander MR. SAMPLE & MRS. SAMPLE David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David
Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander
David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Alexander David Sample **** Mr. Sample **** Mr. Sample 
 **600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****
600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****6
00620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****60 * * * SIX HUNDRED THOUSAND 0620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****600
620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares*** 
 600620**Shares****600620**Shares****60062 0**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****600620 **Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****600620*
*Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****600620** SIX HUNDRED AND TWENTY* * * Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****600620**S
hares****600620**Shares****600620**Shares****600620**Shares****600620**Shares****600620**Shares**** 
 600620**Shares****600620**Shares****600620**Sh 
 FULLY-PAID AND NON-ASSESSABLE SHARES OF THE COMMON STOCK OF

 Masimo Corporation (hereinafter called the “Company”), transferable on the books of the Company in person or by
duly authorized attorney, upon surrender of this Certificate properly endorsed. This Certificate and the shares represented hereby, are issued and shall be held subject to all of the provisions of the Certificate of Incorporation, as amended, and
the Bylaws, as amended, of the Company (copies of which are on file with the Company and with the Transfer Agent), to all of which each holder, by acceptance hereof, assents. This Certificate is not valid unless countersigned and registered by the
Transfer Agent and Registrar. 
 Witness the facsimile seal of the Company and the facsimile signatures of its duly authorized
officers. 
 DATED <<Month Day, Year>> COUNTERSIGNED AND REGISTERED: 
 COMPUTERSHARE TRUST COMPANY, N.A. 
 Chairman and Chief Executive Officer (DENVER) 
 TRANSFER AGENT AND REGISTRAR, 
 By 
 Secretary
AUTHORIZED SIGNATURE 







 MASIMO CORPORATION 
 TRANSFER FEE $25.00 
 The following abbreviations, when used in the inscription on the face of this certificate,
shall be construed as though they were written out in full according to applicable laws or regulations: 
  

									
	TEN COM	  	 -   as tenants in common
	  	UNIF GIFT MIN ACT-	  	Custodian
		  		  		  	(Cust)	  	(Minor)
	TEN ENT	  	 -   as tenants by the entireties
	  		  	under Uniform Gifts to Minors Act _________
		  		  		  		  	    (State)
	JT TEN	  	 -   as joint tenants with right of survivorship and not as tenants in common
	  	UNIF TRF MIN ACT	  	Custodian (until age     )
		  	  		  	(Cust)	  	    (Minor)
		  		  		  	under Uniform Transfers to Minors Act _______
		  		  		  		  	        (State)
		  	Additional abbreviations may also be used though not in the above list.

 THE COMPANY WILL FURNISH WITHOUT CHARGE TO EACH SHAREHOLDER WHO SO REQUESTS, A SUMMARY OF THE POWERS,
DESIGNATIONS, PREFERENCES AND RELATIVE, PARTICIPATING, OPTIONAL OR OTHER SPECIAL RIGHTS OF EACH CLASS OF STOCK OF THE COMPANY AND THE QUALIFICATIONS, LIMITATIONS OR RESTRICTIONS OF SUCH PREFERENCES AND RIGHTS, AND THE VARIATIONS IN RIGHTS,
PREFERENCES AND LIMITATIONS DETERMINED FOR EACH SERIES, WHICH ARE FIXED BY THE CERTIFICATE OF INCORPORATION OF THE COMPANY, AS AMENDED, AND THE RESOLUTIONS OF THE BOARD OF DIRECTORS OF THE COMPANY, AND THE AUTHORITY OF THE BOARD OF DIRECTORS TO
DETERMINE VARIATIONS FOR FUTURE SERIES. SUCH REQUEST MAY BE MADE TO THE OFFICE OF THE SECRETARY OF THE COMPANY OR TO THE TRANSFER AGENT. THE BOARD OF DIRECTORS MAY REQUIRE THE OWNER OF A LOST OR DESTROYED STOCK CERTIFICATE, OR HIS LEGAL
REPRESENTATIVES, TO GIVE THE COMPANY A BOND TO INDEMNIFY IT AND ITS TRANSFER AGENTS AND REGISTRARS AGAINST ANY CLAIM THAT MAY BE MADE AGAINST THEM ON ACCOUNT OF THE ALLEGED LOSS OR DESTRUCTION OF ANY SUCH CERTIFICATE. 
  

			
	 	 	 PLEASE INSERT SOCIAL SECURITY OR OTHER
 IDENTIFYING NUMBER OF ASSIGNEE

	 For value received,
                             hereby sell, assign and transfer unto
	 	  
		
	 	 	 
	 (PLEASE PRINT OR TYPEWRITE NAME AND ADDRESS, INCLUDING POSTAL ZIP CODE, OF
ASSIGNEE)

		
	 	 	 
		
	 	 	 


			
		
	  	 	Shares
	 of the common stock represented by the within Certificate, and do hereby irrevocably constitute and appoint
	 	


			
		
	  	 	Attorney
	 to transfer the said stock on the books of the within-named Corporation with full power of substitution in the premises.
	 	

  

							
	Dated: _____________________________20__________________	  		  	 Signature(s) Guaranteed: Medallion Guarantee Stamp
 THE SIGNATURE(S) SHOULD BE GUARANTEED BY AN ELIGIBLE GUARANTOR INSTITUTION (Banks, Stockbrokers, Savings and Loan Associations and Credit Unions) WITH MEMBERSHIP IN AN APPROVED SIGNATURE GUARANTEE
MEDALLION PROGRAM, PURSUANT TO S.E.C. RULE 17Ad-15.

		  		  
	  
 Signature:
	  	  	  		  
	  
 Signature:
	  	  	  		  
		  	 Notice:  The signature to this assignment must correspond with the name as written upon the face of the certificate, in every
particular, without alteration or enlargement, or any change whatever.