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): May 7, 2015
 
_______________________

MASIMO CORPORATION
(Exact name of registrant as specified in its charter)
 
_______________________


Delaware
 
001-33642
 
33-0368882
(State or other jurisdiction
of incorporation)
 
(Commission
File Number)
 
(IRS Employer
Identification No.)
 
 
 
 
52 Discovery
Irvine, California
 
92618
(Address of principal executive offices)
 
(Zip Code)
Registrant’s telephone number, including area code: (949) 297-7000
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:
o
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
o
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
o
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2 (b))
o
Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
 
 
 
 





Item 8.01.
Other Events.
On May 8, 2014, Masimo Corporation (“Masimo”) announced that it and certain of its current and former employees had received grand jury subpoenas from the United States Attorney’s Office for the Central District of California (the “USAO”) in connection with an investigation relating to Masimo’s Pronto® and Pronto-7® products.
On May 7, 2015, Masimo received a letter from the USAO stating that, at this time, the USAO has decided not to initiate any criminal charges against Masimo or any of its current or former employees in connection with the investigation. The USAO reserved the right to revisit its decision at any time.





SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, Masimo Corporation has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.
 
 
 
 
 
MASIMO CORPORATION
 
 
 
 
 
 
Date: May 12, 2015
 
 
 
By:
 
/s/ MARK P. DE RAAD
 
 
 
 
 
 
Mark P. de Raad
 
 
 
 
 
 
Executive Vice President & Chief Financial Officer
 
 
 
 
 
 
(Principal Financial and Accounting Officer)