---
title: "Masimo Corporation (MASI.US) — Company Overview"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/MASI.US/overview.md"
symbol: "MASI.US"
name: "Masimo Corporation"
parent: "https://longbridge.com/en/quote/MASI.US.md"
datetime: "2026-04-16T13:19:15.504Z"
locales:
  - [en](https://longbridge.com/en/quote/MASI.US/overview.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/MASI.US/overview.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/MASI.US/overview.md)
---

# Masimo Corporation (MASI.US) — Company Overview

## Basic Information

| Item | Detail |
|------|--------|
| Industry | Health Care Equipment |
| Exchange | US Market |
| Address | 52 Discovery, Irvine, California, United States |
| Website | [www.masimo.com](https://www.masimo.com) |

## Company Profile

Masimo Corporation engages in the development, manufacture, and marketing of various patient monitoring technologies, and automation and connectivity solutions worldwide. It offers Masimo Signal Extraction Technology (SET) pulse oximetry with measure-through motion and low perfusion pulse oximetry monitoring to address the primary limitations of conventional pulse oximetry; Masimo Rainbow SET platform, including rainbow SET Pulse CO-Oximetry products that allows noninvasive monitoring of oxygen, carboxyhemoglobin, and methemoglobin. It also provides brain function and hemodynamic monitoring solutions; patient position and activity tracking, and neuromodulation technology solutions; and Masimo Hospital Automation platform, including hospital automation solutions, including Patient SafetyNet, Iris, iSirona, Replica, and UniView; and brain function monitoring, hemodynamic monitoring, regional oximetry, acoustic respiration rate monitoring, capnography and gas monitoring, and telehealth solutions. In addition, the company provides its products through direct sales force, distributors, and original equipment manufacturers partners to hospitals, emergency medical service and home care providers, long-term care facilities, physician offices, veterinarians, and consumers.

## Key Executives

| Name | Title |
|------|-------|
| Catherine M. Szyman | CEO & Director |
| Michelle M. Brennan | Independent Chairman |
| Micah Young | Executive VP & CFO |
| Anand Sampath | Executive Vice President of Operations |
| Paul Hataishi | Senior VP & Chief Accounting Officer |
| Yongsam Lee | Executive VP & Chief Information Officer |
| Steven J. Barker | Chairman of Scientific Advisory Board & Chief Science Officer |
| Quentin George Koffey | Independent Vice-Chairman |
| Darlene J. S. Solomon | Independent Director |

## Major Shareholders

| Name | Ratio | Report Date |
|------|-------|-------------|
| BlackRock, Inc. | 16.96% | 2025-12-31 |
| Politan Capital Management, L.P. | 8.79% | 2026-02-16 |
| The Vanguard Group, Inc. | 8.33% | 2025-12-31 |
| Massachusetts Financial Services Company | 5.10% | 2025-12-31 |
| T. Rowe Price Group, Inc. | 4.87% | 2025-12-31 |
| FMR LLC | 4.50% | 2026-02-27 |
| Naya Capital Management UK Limited | 2.99% | 2025-12-31 |
| Westfield Capital Management Company, L.P. | 2.92% | 2025-12-31 |
| State Street Global Advisors, Inc. | 2.71% | 2025-12-31 |
| Alyeska Investment Group, L.P. | 2.41% | 2025-12-31 |

## Business Breakdown

| Segment | Revenue | Ratio |
|---------|---------|-------|
| Healthcare | 1524100000 | 99.82% |
| Other | 2800000 | 0.18% |

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## Geographic Segments

| Region | Revenue | Ratio |
|--------|---------|-------|
| United States (U.S.) | 956600000 | 62.65% |
| Europe, Middle East and Africa | 391400000 | 25.63% |
| Asia and Australia | 119600000 | 7.83% |
| North and South America (Excluding United States) | 59300000 | 3.88% |


---

> **Disclaimer: This article is for reference only and does not constitute any investment advice.**