Thomas Samuel McClenahan - Mar 3, 2023 Form 4 Insider Report for MASIMO CORP (MASI)

Signature
/s/ Micah Young, Attorney-In-Fact
Stock symbol
MASI
Transactions as of
Mar 3, 2023
Transactions value $
-$486,723
Form type
4
Date filed
3/7/2023, 07:29 PM
Previous filing
Feb 24, 2022
Next filing
Mar 1, 2024

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction MASI Common Stock Award $0 +5.02K +14.85% $0.00 38.8K Mar 3, 2023 Direct F1
transaction MASI Common Stock Tax liability -$487K -2.67K -6.88% $182.43 36.1K Mar 3, 2023 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 +8.8K $0.00 8.8K Mar 3, 2023 Common Stock 8.8K $182.43 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On March 12, 2020, the Reporting Person was granted performance restricted stock units which vested on March 3, 2023 based on the Issuer's achievement of certain FY2022 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 3, 2023 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.