Free Trial

Masimo (MASI) Insider Trading & Ownership

Masimo logo
$178.47 +0.12 (+0.07%)
Closing price 05/15/2026 04:00 PM Eastern
Extended Trading
$178.45 -0.02 (-0.01%)
As of 05/15/2026 04:13 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.

Masimo (NASDAQ:MASI) Insider Buying and Selling Activity

Current
Insider Ownership
Percentage
16.90%
Number Of
Insiders Buying
(Last 12 Months)
2
Amount Of
Insider Buying
(Last 12 Months)
$452.98K
Number Of
Insiders Selling
(Last 12 Months)
0
Get MASI Insider Trade Alerts

Want to know when executives and insiders are buying or selling Masimo stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily.

SMS is currently available in Australia, Belgium, Canada, France, Germany, Ireland, Italy, New Zealand, the Netherlands, Singapore, South Africa, Spain, Switzerland, the United Kingdom, and the United States. By entering your phone number and clicking the sign-up button, you agree to receive periodic text messages from MarketBeat at the phone number you submitted, including texts that may be sent using an automatic telephone dialing system. Message and data rates may apply. Message frequency will vary. Messages will consist of stock alerts, news stories, and partner advertisements/offers. Consent is not a condition of the purchase of any goods or services. Text HELP for help/customer support. Unsubscribe at any time by replying "STOP" to any text message that you receive from MarketBeat or by visiting our mailing preferences page. Read our full terms of service and privacy policy.

MASI Insider Buying and Selling by Quarter

Masimo Insider and Congressional Trades History

Transaction DateInsiderBuy/SellNumber of SharesAverage Share PriceTotal TransactionDetails
9/26/2025
Kevin Hern
Kevin Hern
House (R-OK)
Sell$141.40$15,001 - $50,000
8/12/2025Buy100$150.35$15,035.00  
8/11/2025
William R Jellison
Director
Buy3,000$145.98$437,940.00  
(Data available from 1/1/2013 forward)

MASI Insider Trading Activity - Frequently Asked Questions

The list of insiders at Masimo includes Bilal Muhsin, Craig B Reynolds, Joe E Kiani, Michelle Brennan, and William R Jellison. Learn more on insiders at MASI.

16.90% of Masimo stock is owned by insiders. Learn more on MASI's insider holdings.

The following insiders have purchased MASI shares in the last 24 months: Michelle Brennan ($15,035.00), and William R Jellison ($437,940.00).

Insiders have purchased a total of 3,100 MASI shares in the last 24 months for a total of $452,975.00 bought.

The following insiders have sold MASI shares in the last 24 months: Bilal Muhsin ($6,657,500.00), and Craig B Reynolds ($341,064.89).

Insiders have sold a total of 42,053 Masimo shares in the last 24 months for a total of $6,998,564.89 sold.

Kevin Hern (R-OK) has sold shares of Masimo in the last year totaling $32,500.



This page (NASDAQ:MASI) was last updated on 5/17/2026 by MarketBeat.com Staff.
From Our Partners