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Compare · MASI vs SMLR

MASI vs SMLR

Side-by-side comparison of Masimo Corporation (MASI) and Semler Scientific Inc. (SMLR): market cap, price performance, sector, and recent activity on the wire.

Summary

  • Both MASI and SMLR operate in Biotechnology: Electromedical & Electrotherapeutic Apparatus (Health Care), so they compete in similar markets.
  • MASI is the larger of the two at $9.31B, about 19.8x SMLR ($470.7M).
  • Over the past year, MASI is up 10.9% and SMLR is down 37.1% - MASI leads by 48.1 points.
  • MASI has hit the wire 4 times in the past 4 weeks while SMLR has been quiet.
  • MASI has more recent analyst coverage (24 ratings vs 6 for SMLR).
PerformanceMASI+18.80%SMLR-37.13%
2025-08-12+0.00%2026-04-30
MetricMASISMLR
Company
Masimo Corporation
Semler Scientific Inc.
Price
$178.41-0.04%
$20.34-5.02%
Market cap
$9.31B
$470.7M
1M return
+0.32%
+16.67%
1Y return
+10.94%
-37.13%
Industry
Biotechnology: Electromedical & Electrotherapeutic Apparatus
Biotechnology: Electromedical & Electrotherapeutic Apparatus
Exchange
NASDAQ
NASDAQ
IPO
2007
News (4w)
4
0
Recent ratings
24
6
MASI

Masimo Corporation

Masimo Corporation develops, manufactures, and markets noninvasive monitoring technologies and hospital automation solutions worldwide. The company 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. It also provides Masimo rainbow SET platform that includes rainbow SET Pulse CO-Oximetry products that noninvasively monitor hemoglobin species, including oxygen saturation, pulse rate, perfusion index, pleth variability index, and respiration rate from the pleth; noninvasively monitor hemoglobin concentration, and carboxyhemoglobin and methemoglobin; monitor arterial oxygen saturation and acoustic respiration rate; and calculates oxygen content and oxygen reserve index. The company offers SedLine brain function monitoring technology to measure the brain's electrical activity by detecting EEG signals; capnography and gas monitoring products comprising external plug-in-and-measure capnography and gas analyzers, integrated modules, handheld capnograph and capnometer devices, and capnography sampling lines; O3 regional oximetry for tissue oxygen saturation measurement; and hemodynamic monitoring solutions. Its Masimo Hospital Automation platform includes Patient SafetyNet, Patient SafetyNet surveillance, Kite, UniView, Replica, UniView : 60, and MyView. The company offers coronavirus-2019 response and telehealth solutions; connectivity devices; and nasal high flow ventilation and neuromodulation solutions. The company provides its products through direct sales force, distributors, and original equipment manufacturers partners to hospitals, emergency medical service and home care providers, physician offices, long term care facilities, veterinarians, and consumers; and non-medical/consumer products through e-commerce site, masimopersonalhealth.com. Incorporated in 1989, the company is headquartered in Irvine, California.

SMLR

Semler Scientific Inc.

Semler Scientific, Inc. develops, manufactures, and markets proprietary products that assist healthcare providers to evaluate and treat patients with chronic diseases in the United States. The company's products include QuantaFlo, a four-minute in-office blood flow test that enables healthcare providers to use blood flow measurements as part of their examinations of a patient's vascular condition. Its products serve cardiologists, internists, nephrologists, endocrinologists, podiatrists, and family practitioners, as well as healthcare insurance plans, integrated delivery networks, independent physician groups, and companies contracting with the healthcare industry, such as risk assessment groups. The company offers its products through salespersons and distributors. Semler Scientific, Inc. was incorporated in 2007 and is headquartered in Santa Clara, California.