Jellison William R bought MASI
August 11, 2025 · Form 4 insider transaction
Jellison William R bought 3,000 shares of Masimo Corporation at $145.98 per share, a transaction worth $437.9K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 1 day after the transaction.
Direction
Acquired (buy-side)
Shares
3,000
Price
$145.98
Total value
$437.9K
InsiderJellison William R
Role—
CompanyMasimo Corporation (MASI)
SecurityCommon Stock
Transaction codeP: Open-market purchase
Transaction dateAugust 11, 2025
Filing dateAugust 12, 2025
Shares owned after4,790
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
The price reported in Column 4 represents the weighted average price per share of open market purchase transactions. The actual purchase prices ranged from a low of $145.84 per share to a high of $146.00 per share. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer, or a security holder of the issuer full information regarding the number of shares and prices at which the transactions were effected.