Muhsin Bilal Form 3 MASIMO / Bilal Muhsin ownership change

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Muhsin Bilal

(Last) (First) (Middle)

C/O MASIMO CORPORATION

52 DISCOVERY

(Street)

IRVINE CA 92618

(City) (State) (Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/16/2018

3. Issuer Name and Ticker or Trading Symbol
MASIMO CORP [ MASI ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
EVP, ENG, MKTG & REG

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Non-Qualified Stock Option (Right to Buy)	04/02/2013(1)	04/02/2022	Common Stock	10,000	23.89	D
Non-Qualified Stock Option (Right to Buy)	03/15/2014(2)	03/15/2023	Common Stock	10,000	19.9	D
Non-Qualified Stock Option (Right to Buy)	08/20/2015(3)	08/20/2024	Common Stock	25,000	21.69	D
Non-Qualified Stock Option (Right to Buy)	05/13/2016(4)	05/13/2025	Common Stock	50,000	34.51	D
Non-Qualified Stock Option (Right to Buy)	03/01/2017(5)	02/28/2026	Common Stock	30,000	37.84	D
Non-Qualified Stock Option (Right to Buy)	08/14/2018(6)	08/14/2027	Common Stock	30,000	85.54	D

Explanation of Responses:

1. This option was granted on April 2, 2012 and is exercisable as the option vests. The option vests over a 5 year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

2. This option was granted on March 15, 2013 and is exercisable as the option vests. The option vests over a 5 year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

3. This option was granted on August 20, 2014 and is exercisable as the option vests. The option vests over a 5 year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

4. This option was granted on May 13, 2015 and is exercisable as the option vests. The option vests over a 5 year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

5. This option was granted on February 29, 2016 and is exercisable as the option vests. The option vests over a 5 year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

6. This option was granted on August 14, 2017 and is exercisable as the option vests. The option vests over a 5 year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

Remarks:

Exhibit 24 - Power of Attorney

	/s/ David J. Van Ramshorst, Attorney-In-Fact	03/20/2018
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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