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908 Devices Inc MASS
908 Devices MASS +2.87% 70 Beta is 0.5026 as of Jun. 24, 2026. GuruFocus rates MASS with a GF Score™ of 70/100 and a GF Value™ of $6.91 (Modestly Overvalued). The stock has 9 warning signs investors should review.
Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-06-24), 908 Devices's Beta is 0.5026.
908 Devices (NAS:MASS) Beta Explanation
Beta is a measure of the volatility, or systematic risk, of a security or a portfolio in comparison to the market as a whole. We usually compare beta to 1. A beta of 1 indicates that the security's price will move with the market. A beta of less than 1 means that the security will be less volatile than the market. A beta of greater than 1 indicates that the security's price will be more volatile than the market.
Beta is primarily used in the Capital Asset Pricing Model (CAPM) to calculate the Cost of Equity, which can be used in the calculation of WACC %. The formula of Cost of Equity is:
Cost of Equity = Risk-Free Rate of Return + Beta of Asset * (Expected Return of the Market - Risk-Free Rate of Return)
The historical data trend for 908 Devices's Beta can be seen below:
* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.
| 908 Devices Annual Data | |||||||||||||||||
| Trend | Dec18 | Dec19 | Dec20 | Dec21 | Dec22 | Dec23 | Dec24 | Dec25 | |||||||||
| Beta | Get a 7-Day Free Trial | 0.00 | 0.00 | 0.95 | 0.85 | 0.17 | |||||||||||
| 908 Devices Quarterly Data | ||||||||||||||||||||
| Jun21 | Sep21 | Dec21 | Mar22 | Jun22 | Sep22 | Dec22 | Mar23 | Jun23 | Sep23 | Dec23 | Mar24 | Jun24 | Sep24 | Dec24 | Mar25 | Jun25 | Sep25 | Dec25 | Mar26 | |
| Beta | Get a 7-Day Free Trial |
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-0.17 | 0.49 | 0.16 | 0.17 | 0.17 | ||
For the Medical Devices subindustry, 908 Devices's Beta, along with its competitors' market caps and Beta data, can be viewed below:
* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.
For the Medical Devices & Instruments industry and Healthcare sector, 908 Devices's Beta distribution charts can be found below:
* The bar in red indicates where 908 Devices's Beta falls into.
Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. A stock's beta can be calculated by dividing the product of the covariance of the individual stock's returns and the market's returns by the variance of the market's returns over a specified period. Basically, GuruFocus uses the returns calculated over three-year period.
Based on GuruFocus' analysis, 908 Devices stock appears to be overvalued. The current stock price of $8.98 is trading 30% above its estimated GF Value™ of $6.91. GuruFocus considers 908 Devices to be Modestly Overvalued.
Key valuation signals for MASS:
No single metric tells the full story. See the MASS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Beta is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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