Masimo Corporation (MASI)
NASDAQ: MASI · Real-Time Price · USD
175.47
+0.05 (0.03%)
At close: Mar 9, 2026, 4:00 PM EDT
175.45
-0.02 (-0.01%)
After-hours: Mar 9, 2026, 4:20 PM EDT

Company Description

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.

Masimo Corporation was incorporated in 1989 and is headquartered in Irvine, California.

Masimo Corporation
Masimo logo
Country United States
Founded 1989
IPO Date Aug 8, 2007
Industry Medical Devices
Sector Healthcare
Employees 2,200
CEO Catherine Szyman

Contact Details

Address:
52 Discovery
Irvine, California 92618
United States
Phone 949 297 7000
Website masimo.com

Stock Details

Ticker Symbol MASI
Exchange NASDAQ
Stock Type Common Stock
Fiscal Year February - January
Reporting Currency USD
CIK Code 0000937556
CUSIP Number 574795100
ISIN Number US5747951003
Employer ID 33-0368882
SIC Code 3845

Key Executives

Name Position
Catherine M. Szyman Chief Executive Officer and Director
Micah Young CPA Executive Vice President and Chief Financial Officer
Anand Sampath Executive Vice President of Operations
Paul Hataishi Senior Vice President and Chief Accounting Officer
Yongsam Lee Executive Vice President and Chief Information Officer
Dr. Steven J. Barker Chairman of Scientific Advisory Board and Chief Science Officer
Matthew Brinckman Senior Vice President of FP&A and Investor Relations
Charles Dadswell Executive Vice President and General Counsel
Tim A. Benner Chief Marketing and Strategy Officer
Elisabeth A. Hellmann Chief Human Resources Officer

Latest SEC Filings

Date Type Title
Mar 6, 2026 SCHEDULE 13G/A Filing
Feb 27, 2026 DFAN14A Filing
Feb 27, 2026 10-K Annual Report
Feb 17, 2026 SCHEDULE 13D/A Filing
Feb 17, 2026 DFAN14A Filing
Feb 17, 2026 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Feb 17, 2026 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Feb 17, 2026 DEFA14A Additional definitive proxy soliciting materials and Rule 14(a)(12) material
Feb 17, 2026 8-K Current Report
Feb 13, 2026 SCHEDULE 13G/A Filing