Form4insider filings, from the source

Company · CIK 0000937556 · SIC 3845 — Electromedical & Electrotherapeutic Apparatus

MASIMO CORP · MASI

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 10, 2026 DForm 4 →Jun 12, 4:40 pm EDTDarlene J. S. SolomonDirector3,015$180.00$542,7000—
Jun 10, 2026 DForm 4 →Jun 12, 4:39 pm EDTTimothy J ScannellDirector2,608$180.00$469,4400—
Jun 10, 2026 DForm 4 →Jun 12, 4:39 pm EDTWendy E LaneDirector2,608$180.00$469,4400—
Jun 10, 2026 DForm 4 →Jun 12, 4:38 pm EDTPolitan Capital Management LP +3Other4,590,873$180.00$826,357,1400—
Jun 10, 2026 DForm 4 →Jun 12, 4:36 pm EDTMichelle BrennanDirector9,309$180.00$1,675,6200—
Jun 10, 2026 DForm 4 →Jun 12, 4:35 pm EDTPaul HataishiSVP, Chief Accounting Officer13,317$180.00$2,397,0600—
Jun 10, 2026 DForm 4 →Jun 12, 4:34 pm EDTAnand SampathEVP, Operations33,901$180.00$6,102,1800—
Jun 10, 2026 DForm 4 →Jun 12, 4:32 pm EDTElisabeth A HellmannChief Human Resources Officer214$180.00$38,5200—
Jun 10, 2026 DForm 4 →Jun 12, 4:30 pm EDTMicah W YoungEVP, Chief Financial Officer25,656$180.00$4,618,0800—
Jun 10, 2026 DForm 4 →Jun 12, 4:30 pm EDTCatherine M. SzymanChief Executive Officer, Director7,605$180.00$1,368,9000—

Reported at this company — derivatives (options, RSUs, warrants)

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Jun 10, 2026 DForm 4 →Jun 12, 4:40 pm EDTDarlene J. S. SolomonDirector1,119——0—
Jun 10, 2026 DForm 4 →Jun 12, 4:39 pm EDTTimothy J ScannellDirector1,119——0—
Jun 10, 2026 DForm 4 →Jun 12, 4:39 pm EDTWendy E LaneDirector1,119——0—
Jun 10, 2026 JForm 4 →Jun 12, 4:38 pm EDTPolitan Capital Management LP +3Other273,550——0—
Jun 10, 2026 DForm 4 →Jun 12, 4:38 pm EDTPolitan Capital Management LP +3Other1,119——0—
Jun 10, 2026 DForm 4 →Jun 12, 4:36 pm EDTMichelle BrennanDirector1,119——0—
Jun 10, 2026 DForm 4 →Jun 12, 4:35 pm EDTPaul HataishiSVP, Chief Accounting Officer11,275——0—
Jun 10, 2026 DForm 4 →Jun 12, 4:34 pm EDTAnand SampathEVP, Operations54,158$63.29$2,247,4140—
Jun 10, 2026 DForm 4 →Jun 12, 4:34 pm EDTGreg Allen MeehanChief Commercial Officer20,590$113.91$1,151,2700—
Jun 10, 2026 DForm 4 →Jun 12, 4:32 pm EDTElisabeth A HellmannChief Human Resources Officer13,883$117.80$811,9730—
Jun 10, 2026 DForm 4 →Jun 12, 4:31 pm EDTCharles DadswellEVP, General Counsel22,147——0—
Jun 10, 2026 DForm 4 →Jun 12, 4:31 pm EDTTim BennerChief Marketing Officer13,318$107.65$648,8000—
Jun 10, 2026 DForm 4 →Jun 12, 4:30 pm EDTMicah W YoungEVP, Chief Financial Officer110,327$93.05$8,377,9470—
Jun 10, 2026 DForm 4 →Jun 12, 4:30 pm EDTCatherine M. SzymanChief Executive Officer, Director136,353$134.32$9,114,6970—