MASIMO CORP — Director's Dealing 2013

Apr 25, 2013

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MASIMO CORP (MASI)
CIK: 0000937556
Period of Report: 2013-04-25

Reporting Person: McClenahan Thomas Samuel (EVP & General Counsel)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2013-04-25	Non-qualified Stock Option (Right to Buy)	$19.72	A	50000	Acquired	2023-04-25	Common Stock (50000)	Direct

Footnotes

F1: This option was granted on April 25, 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.