Szyman Catherine M. bought MASI
March 11, 2026 · Form 4 insider transaction
Szyman Catherine M. bought 2,101 shares of Masimo Corporation at $0.00 per share, a transaction worth N/A. The trade was recorded as option exercise and disclosed on an SEC Form 4, filed 5 days after the transaction.
Direction
Acquired (buy-side)
Shares
2,101
Price
$0.00
Total value
N/A
InsiderSzyman Catherine M.
Role—
CompanyMasimo Corporation (MASI)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateMarch 11, 2026
Filing dateMarch 16, 2026
Shares owned after8,674
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
As previously reported, the reporting person was granted 8,407 restricted stock units (RSUs) on March 11, 2025 and will vest ratably over four years, 25% of which vested on March 11, 2026.