Thomas Samuel McClenahan - Feb 28, 2024 Form 4 Insider Report for MASIMO CORP (MASI)

Signature
/s/ Micah Young, Attorney-In-Fact
Stock symbol
MASI
Transactions as of
Feb 28, 2024
Transactions value $
-$50,708
Form type
4
Date filed
3/1/2024, 09:16 PM
Previous filing
Mar 7, 2023

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MASI Common Stock Award $0 +1K +2.78% $0.00 37.1K Feb 28, 2024 Direct F1
transaction MASI Common Stock Tax liability -$50.7K -394 -1.06% $128.70 36.7K Feb 28, 2024 Direct F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction MASI Non-Qualified Stock Option (Right to Buy) Award $0 +12K $0.00 12K Mar 1, 2024 Common Stock 12K $126.49 Direct F3
transaction MASI Restricted Stock Units Award $0 +30K $0.00 30K Mar 1, 2024 Common Stock 30K Direct F4, F5
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On February 26, 2021, the Reporting Person was granted performance restricted stock units which vested on February 28, 2024 based on the Issuer's achievement of certain FY2023 pre-established performance objectives.
F2 These shares were withheld by the Issuer in order to satisfy certain tax withholding obligations in connection with the issuance of shares upon the vesting of certain performance restricted stock units.
F3 This option was granted on March 1, 2024 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 Each restricted stock unit (RSU) represents the contingent right to receive one share of common stock of the Issuer upon vesting of the RSU.
F5 On March 1, 2024, the Reporting Person was granted 30,000 restricted stock units, 50% of which will vest on March 1, 2025 and 50% of which will vest on March 1, 2026.