MASS (908 Devices) Insider Ownership: 10.53 % (As of Aug. 04, 2026)

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MASS 908 Devices Inc MASS
71 GF Score
Price $8.42
GF Value $7.07
Valuation Modestly Overvalued
! 7 Warning Signs
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What is 908 Devices Insider Ownership?

908 Devices MASS +5.12% 71 Insider Ownership is 10.53 % as of Aug. 04, 2026. GuruFocus rates MASS with a GF Score™ of 71/100 and a GF Value™ of $7.07 (Modestly Overvalued). The stock has 7 warning signs investors should review.

Insider ownership is the percentage of shares that are owned by company insiders relative to the total shares outstanding. As of today, 908 Devices's insider ownership is 10.53%.

Institutional Ownership is the percentage of shares that are owned by institutions out of the total shares outstanding. As of today, 908 Devices's Institutional Ownership is 73.85%.

Float Percentage Of Total Shares Outstanding is the percentage of float shares relative to the total shares outstanding. As of today, 908 Devices's Float Percentage Of Total Shares Outstanding is 51.00%.

908 Devices Insider Ownership Historical Data

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The historical data trend for 908 Devices's Insider Ownership 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 Insider Ownership Chart

908 Devices Historical Data

The historical data trend for 908 Devices can be seen below:

2025-06-30 2025-07-31 2025-08-31 2025-09-30 2025-10-31 2025-11-30 2026-01-31 2026-02-28 2026-05-31 2026-06-30
Insider Ownership 10.68 10.68 10.68 10.67 10.65 10.56 10.56 10.95 10.54 10.53
MASS
71GF Score
908 Devices Inc MASS
Insider Ownership is just one metric. See GF Score™, valuation, warning signs, and more.
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908 Devices Insider Ownership Calculation

The percentage of shares that are owned by company insiders relative to the total shares outstanding.

Frequently Asked Questions Learn more about Insider Ownership →
What does a Insider Ownership of 10.53 % mean?
908 Devices (MASS) has a Insider Ownership of 10.53 % as of Aug. 04, 2026. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on 908 Devices and its competitors.
Is 908 Devices' Insider Ownership too high?
908 Devices' current Insider Ownership is 10.53 %. Overall, 908 Devices has a GF Score™ of 71/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does 908 Devices' Insider Ownership compare to ELMD and SGHT?
908 Devices' Insider Ownership of 10.53 % can be compared against companies in the Medical Devices & Instruments industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Insider Ownership for a Medical Devices & Instruments company?
A good Insider Ownership depends on the Medical Devices & Instruments industry context. However, Insider Ownership should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Insider Ownership mean?
A high Insider Ownership can signal that a stock is expensive relative to its fundamentals. Insider ownership equals the percent of shares owned by company insiders relative to total shares. View historical data on 908 Devices and its competitors. 908 Devices's current Insider Ownership is 10.53 %. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is 908 Devices stock overvalued right now?
Based on GuruFocus' analysis, 908 Devices (MASS) is currently considered Modestly Overvalued. The stock's GF Value™ is $7.07, compared to a current price of $8.42 — trading 19.1% above its estimated fair value. The current Insider Ownership is 10.53 %. 908 Devices' overall GF Score™ is 71/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Insider Ownership calculated?
Insider Ownership is calculated from a company's financial statements. For 908 Devices (MASS), the current Insider Ownership is 10.53 % as of Aug. 04, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is 908 Devices (MASS) Overvalued in 2026?

Based on GuruFocus' analysis, 908 Devices stock appears to be overvalued. The current stock price of $8.42 is trading 19.1% above its estimated GF Value™ of $7.07. GuruFocus considers 908 Devices to be Modestly Overvalued.

Key valuation signals for MASS:

  • Insider Ownership: 10.53 %
  • GF Value™: $7.07 vs. price of $8.42 (19.1% above fair value)
  • GF Score™: 71/100 with 7 warning signs

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.

908 Devices Business Description

Address 44 3rd Avenue, Burlington, MA, USA, 01803
908 Devices Inc develops a suite of purpose-built handheld devices for point-of-need chemical analysis. Leveraging mass spectrometry, optical spectroscopy, analytics and machine learning technologies, the company makes devices that are smaller and more accessible than conventional laboratory instruments. Its devices, including MX908, ThreatID, XplorIR and VipIR, are used to analyze unknown materials and provide actionable answers in health, safety and defense technology applications, addressing the fentanyl and illicit drug crisis, toxic carcinogen exposure and security threats. The company reimagines mass spectrometry technology by developing smaller, lower-cost and simpler-to-operate devices compared to conventional instruments, and generates maximum revenue from the United States.
71GF Score

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Insider Ownership is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

$8.42
Price
$7.07
GF Value