MASIMO CORP (MASI) Stock
2 members of Congress disclosed 5 trades in MASI since 2015: 2 purchases and 3 sales, most recently Kevin Hern (sale, Sep 26, 2025).
Which members of Congress traded MASIMO CORP (MASI)?
Most recent: Kevin Hern (sale, Sep 26, 2025); records start Feb 13, 2015.
| Politician | Trade date | Type | Amount |
|---|---|---|---|
| Kevin Hern R-OK · House | 2025-09-26 | sale | $15k – $50k |
| Kevin Hern R-OK · House | 2022-12-19 | sale | $50k – $100k |
| Kevin Hern R-OK · House | 2021-06-25 | purchase | $15k – $50k |
| Kevin Hern R-OK · House | 2021-06-25 | purchase | $100k – $250k |
| Thom Tillis R-NC · Senate | 2015-02-13 | sale | $1k – $15k |
From STOCK Act periodic transaction reports. House filings as of Nov 5, 2026. Senate records here end Oct 21, 2026; later Senate trades are not included.
See all MASI political trades →MASI price chart
Powered by TradingViewWhat does MASIMO CORP do?
Masimo Corporation is a global medical technology company that develops, manufactures, and markets innovative noninvasive patient monitoring technologies, sensors, patient monitors, and automation and connectivity solutions. Its healthcare segment, the primary revenue driver, focuses on hospital automation platforms like Masimo Hospital Automation™ and Masimo SafetyNet®, alongside remote patient monitoring, telehealth, and telemonitoring devices to enhance care delivery in hospitals and beyond. Notable technologies include Masimo SET® Measure-through Motion and Low Perfusion™ pulse oximetry, which excels in challenging conditions and is widely used in top hospitals. The company also offers consumer health products. Previously encompassing a non-healthcare segment for premium audio products, Masimo Corporation has divested that business to concentrate on medical innovations. Founded in 1987 and headquartered in Irvine, California, it plays a vital role in advancing patient safety and clinical efficiency across healthcare settings worldwide.