MASIMO CORP — Director's Dealing 2015

Jun 8, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MASIMO CORP (MASI)
CIK: 0000937556
Period of Report: 2015-06-04

Reporting Person: Barker Steven (Director)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-06-04	Common Stock	M	25000	$4.6667	Acquired	65000	Direct
2015-06-04	Common Stock	S	25000	$36.2023	Disposed	40000	Direct
2015-06-04	Common Stock	M	5000	$4.6667	Acquired	45000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-06-04	Non-Qualified Stock Option (Right to Buy)	$4.6667	M	25000	Disposed	2015-10-10	Common Stock (25000.0)	Direct
2015-06-04	Non-Qualified Stock Option (Right to Buy)	$4.6667	M	5000	Disposed	2015-10-10	Common Stock (5000.0)	Direct

Footnotes

F1: The shares covered by this Form 4 were sold pursuant to a Rule 10b5-1 Sales Plan dated as of May 21, 2015, which is intended to comply with Rule 10b5-1 promulgated under the Securities Exchange Act of 1934, as amended.

F2: This option was granted on October 10, 2005 and was exercisable as it vested. This option vested over a five-year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.