MASIMO CORP — Director's Dealing 2025

Feb 14, 2025

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: MASIMO CORP (MASI)
CIK: 0000937556
Period of Report: 2025-02-12

Reporting Person: Szyman Catherine M. (Director, CEO)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2025-02-12	Restricted Stock Units	$	A	33424	Acquired	2035-02-12	Common Stock (33424)	Direct

Footnotes

F1: Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of the Issuer upon vesting of the RSU.

F2: This RSU award was granted on February 12, 2025 and will vest ratably over three years, with one-third of the award vesting on each of the first, second, and third anniversaries of the grant date.