MASIMO CORP — Director's Dealing 2017

Mar 10, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MASIMO CORP (MASI)
CIK: 0000937556
Period of Report: 2017-03-08

Reporting Person: Jansen Paul (EVP, Bus Dev)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-03-08	Common Stock	M	3611	$25.46	Acquired	10000	Direct
2017-03-08	Common Stock	S	3611	$94.3327	Disposed	6389	Direct
2017-03-08	Common Stock	M	10000	$30.06	Acquired	16389	Direct
2017-03-08	Common Stock	S	10000	$94.3315	Disposed	6389	Direct
2017-03-08	Common Stock	M	10000	$30.06	Acquired	16389	Direct
2017-03-08	Common Stock	S	10000	$94.33	Disposed	6389	Direct
2017-03-08	Common Stock	M	20000	$20.19	Acquired	26389	Direct
2017-03-08	Common Stock	S	20000	$94.3365	Disposed	6389	Direct
2017-03-10	Common Stock	M	12000	$19.90	Acquired	18389	Direct
2017-03-10	Common Stock	S	12000	$94.98	Disposed	6389	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-03-08	Non-Qualified Stock Option (Right to Buy)	$25.46	M	3611	Disposed	2018-04-17	Common Stock (3611.0)	Direct
2017-03-08	Non-Qualified Stock Option (Right to Buy)	$30.06	M	10000	Disposed	2021-02-22	Common Stock (10000.0)	Direct
2017-03-08	Non-Qualified Stock Option (Right to Buy)	$30.06	M	10000	Disposed	2021-02-22	Common Stock (10000.0)	Direct
2017-03-08	Non-Qualified Stock Option (Right to Buy)	$20.19	M	20000	Disposed	2021-10-27	Common Stock (20000.0)	Direct
2017-03-10	Non-Qualified Stock Option (Right to Buy)	$19.9	M	12000	Disposed	2023-03-15	Common Stock (12000.0)	Direct

Footnotes

F1: The shares covered by this Form 4 were sold pursuant to a Rule 10b5-1 Sales Plan dated as of February 22, 2017, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934, as amended.

F2: The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $94.12 per share to a high of $94.62 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F3: The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $94.06 per share to a high of $94.69 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F4: The price reported in Column 4 represents the weighted average sale price per share. The actual sale prices ranged from a low of $94.03 per share to a high of $94.69 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected.

F5: This option was granted on April 17, 2008 and is exercisable as the option vests. This option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

F6: This option was granted on February 22, 2011 and is exercisable as the option vests. This option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

F7: This option was granted on October 27, 2011 and is exercisable as the option vests. This option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

F8: This option was granted on March 15, 2013 and is exercisable as the option vests. This option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.