MASIMO CORP — Director's Dealing 2020

Mar 31, 2020

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MASIMO CORP (MASI)
CIK: 0000937556
Period of Report: 2020-03-27

Reporting Person: Van Ramshorst David J (SVP, Chief Accounting Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2020-03-27	Common Stock	M	1000	$85.54	Acquired	2000	Direct
2020-03-27	Common Stock	S	1000	$179	Disposed	1000	Direct
2020-03-27	Common Stock	M	696	$86.95	Acquired	1696	Direct
2020-03-27	Common Stock	S	696	$181	Disposed	1000	Direct
2020-03-27	Common Stock	M	723	$133.50	Acquired	1723	Direct
2020-03-27	Common Stock	S	723	$181	Disposed	1000	Direct
2020-03-30	Common Stock	M	1500	$37.84	Acquired	2500	Direct
2020-03-30	Common Stock	S	1500	$183	Disposed	1000	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2020-03-27	Non-Qualified Stock Option (Right to Buy)	$85.54	M	1000	Disposed	2027-08-14	Common Stock (1000.0)	Direct
2020-03-27	Non-Qualified Stock Option (Right to Buy)	$86.95	M	696	Disposed	2028-03-16	Common Stock (696.0)	Direct
2020-03-27	Non-Qualified Stock Option (Right to Buy)	$133.5	M	723	Disposed	2029-03-15	Common Stock (723.0)	Direct
2020-03-30	Non-Qualified Stock Option (Right to Buy)	$37.84	M	1500	Disposed	2026-02-28	Common Stock (1500.0)	Direct

Footnotes

F1: The shares covered by this Form 4 were exercised and sold pursuant to a Rule 10b5-1 Sales Plan dated as of February 24, 2020, 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 August 14, 2017 and is exercisable as the option vests. The option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

F3: This option was granted on March 16, 2018 and is exercisable as the option vests. The option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

F4: This option was granted on March 15, 2019 and is exercisable as the option vests. The option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.

F5: This option was granted on February 29, 2016 and is exercisable as the option vests. The option vests over a five year period, with 20% of the shares subject to the option vesting on each anniversary of the grant date.