Masimo - 17 Year Stock Price History | MASI

Historical daily share price chart and data for Masimo since 2007 adjusted for splits and dividends. The latest closing stock price for Masimo as of May 20, 2024 is 126.65.
  • The all-time high Masimo stock closing price was 303.29 on November 19, 2021.
  • The Masimo 52-week high stock price is 169.58, which is 33.9% above the current share price.
  • The Masimo 52-week low stock price is 75.22, which is 40.6% below the current share price.
  • The average Masimo stock price for the last 52 weeks is 120.88.
For more information on how our historical price data is adjusted see the Stock Price Adjustment Guide.
Masimo Historical Annual Stock Price Data
Year Average Stock Price Year Open Year High Year Low Year Close Annual % Change
2024 130.8782 114.6100 146.8500 109.1700 126.6500 8.05%
2023 137.8314 146.0300 196.4700 76.7300 117.2100 -20.78%
2022 152.2620 284.8700 284.8700 110.8800 147.9500 -49.47%
2021 259.0398 265.9000 303.2900 208.4900 292.7800 9.09%
2020 216.4703 158.5800 271.3500 148.3800 268.3800 69.80%
2019 141.4507 105.5200 159.8700 102.7800 158.0600 47.21%
2018 101.2573 86.0400 125.3200 82.0600 107.3700 26.62%
2017 87.3442 67.4000 104.4600 67.4000 84.8000 25.82%
2016 50.7606 39.1900 67.8500 35.1200 67.4000 62.37%
2015 36.6685 25.8800 43.6100 25.5200 41.5100 57.59%
2014 25.1704 29.0500 31.8800 20.6900 26.3400 -9.89%
2013 23.5181 21.3300 29.6100 19.0400 29.2300 39.12%
2012 20.7972 17.9654 23.7281 17.5743 21.0100 17.85%
2011 25.5149 28.8325 33.2308 17.0209 17.8271 -35.72%
2010 24.4444 25.8193 30.4926 19.7442 27.7353 5.09%
2009 22.9335 25.7673 26.9646 19.1997 26.3920 1.98%
2008 28.3401 33.8532 36.3952 19.1216 25.8801 -24.39%
Sector Industry Market Cap Revenue
Medical Medical Instruments Manufacturing $6.723B $2.048B
Masimo Corporation develops, manufactures and markets a family of non-invasive monitoring systems. The Company has two segments: Product Revenues, Royalty & Other revenues. Within Product revenues, the company's flagship - Signal Extraction Tecgnology (SET) Pulse Oximetry - is used to monitor blood oxygen saturation levels and protect against hypoxemia and hyperoxemia. The device also measures pulse rate. Apart from blood monitoring, the company has also ventured into non-invasive blood constituent, brain and breathe monitoring. The company's rainbow Pulse CO-Oximetry measures blood constituents that include total hemoglobin (SpHb), oxygen content (SpOC), carboxyhemoglobin (SpCO), methemoglobin (SpMet) and SET measurements of oxygen saturation (SpO2), pulse rate (PR), perfusion index (PI), and pleth variability index (PVi). Rainbow Acoustic Monitoring measures respiration rate (RRa) non-invasively and on a continuous basis. SedLine monitors brain functioning of patients under anesthesia or sedation.
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