MASI (MASI)
Masimo Corporation
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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.
Leadership
Bilal Muhsin
Chief Operating Officer
Blair Tripodi
Chief Operating Officer, Consumer Division
Catherine Szyman
Chief Executive Officer & Director
Micah Young
Executive Vice President & Chief Financial Officer
Employees
8K+
Country
US
Sector
Healthcare
Website
masimo.com
| Insider | Title | Type | Shares | Value | Date |
|---|---|---|---|---|---|
| Chief Human Resources Officer | Withholding/Transfer | 2.9K | $88.4K | Jun 10, 2026 | |
| Chief Commercial Officer | Withholding/Transfer | 1.9K | -- | Jun 10, 2026 | |
| EVP, Operations | Withholding/Transfer | 3.9K | $86.6K | Jun 10, 2026 | |
| EVP, Operations | Withholding/Transfer | 4.4K | $2.6K | Jun 10, 2026 | |
| EVP, Operations | Withholding/Transfer | 7.2K | $336.4K | Jun 10, 2026 | |
| EVP, Operations | Withholding/Transfer | 10.0K | $930.5K | Jun 10, 2026 |
| Name | Shares | % | Source |
|---|---|---|---|
FMR LLC · filed Feb 2024 | 6.9M | 13.1% | 13G |
BlackRock, Inc. · filed Feb 2025 | 4.2M | 7.9% | 13G |
Joe Kiani · may incl. warrants· filed May 2026 | 3.7M | 6.5% | 13G |
BlackRock Portfolio Management LLC · may incl. warrants· filed Apr 2026 | 116.9K | 0.2% | 13G |
CIBRA Capital Ltd | 90.4K | -- | 13F |
CWM, LLC | 34.7K | -- | 13F |
Levy Tao EVP, Bus Dev | 26.8K | -- | FORM 4 |
Muhsin Bilal Chief Operating Officer | 24.2K | -- | FORM 4 |
JANUS HENDERSON GROUP PLC | 20.0K | -- | 13F |
REYNOLDS CRAIG B Director | 18.4K | -- | FORM 4 |
Insiders
- Hellmann Elisabeth AChief Human Resources Officer
- Meehan Greg AllenChief Commercial Officer
- Sampath AnandEVP, Operations
- Solomon Darlene J. S.Director
- Scannell Timothy JDirector
- LANE WENDY EDirector
- Politan Capital Management LP
- Brennan MichelleDirector
- Hataishi PaulSVP, Chief Accounting Officer
- Young Micah WEVP, Chief Financial Officer
Top institutional holders
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