Hellmann Elisabeth A bought MASI
April 21, 2026 · Form 4 insider transaction
Hellmann Elisabeth A bought 335 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 14 days after the transaction.
Direction
Acquired (buy-side)
Shares
335
Price
$0.00
Total value
N/A
InsiderHellmann Elisabeth A
Role—
CompanyMasimo Corporation (MASI)
SecurityCommon Stock
Transaction codeM: Option exercise
Transaction dateApril 21, 2026
Filing dateMay 5, 2026
Shares owned after335
OwnershipDirect
10b5-1 planNo
AmendedNo
Footnotes
As previously reported, the reporting person was granted 1,340 restricted stock units (RSUs) on April 21, 2025 and will vest ratably over four years, 25% of which vested on April 21, 2026.