Donaldson Co (STU:DNZ) Beta: N/A (As of Jul. 31, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
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Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

STU:DNZ Donaldson Co Inc STU:DNZ
71 GF Score
Price €80.00
GF Value €70.99
Valuation Modestly Overvalued
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What is Donaldson Co Beta?

Beta is the sensitivity of the expected excess asset returns to the expected excess market returns. As of today (2026-07-31), Donaldson Co's Beta is Not available.

Donaldson Co  (STU:DNZ) 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)

Donaldson Co Beta Related Terms

Donaldson Co Beta Historical Data

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The historical data trend for Donaldson Co'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.

Donaldson Co Beta Chart

Donaldson Co Annual Data
Trend Jul16 Jul17 Jul18 Jul19 Jul20 Jul21 Jul22 Jul23 Jul24 Jul25
Beta
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Donaldson Co Quarterly Data
Jul21 Oct21 Jan22 Apr22 Jul22 Oct22 Jan23 Apr23 Jul23 Oct23 Jan24 Apr24 Jul24 Oct24 Jan25 Apr25 Jul25 Oct25 Jan26 Apr26
Beta Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 0.00 0.00 0.00 0.00 0.00
STU:DNZ
71GF Score
Donaldson Co Inc STU:DNZ
Beta is just one metric. See GF Score™, valuation, warning signs, and more.
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Donaldson Co Beta Calculation

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.

Is Donaldson Co (STU:DNZ) Overvalued in 2026?

Based on GuruFocus' analysis, Donaldson Co stock appears to be overvalued. The current stock price of €80.00 is trading 12.7% above its estimated GF Value™ of €70.99. GuruFocus considers Donaldson Co to be Modestly Overvalued.

Key valuation signals for STU:DNZ:

  • Beta: N/A
  • GF Value™: €70.99 vs. price of €80.00 (12.7% above fair value)
  • GF Score™: 71/100

No single metric tells the full story. See the STU:DNZ stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Donaldson Co Business Description

Other Exchanges DCI:USADNZ:Germany
Address 1400 West 94th Street, Minneapolis, MN, USA, 55431
Donaldson is a leading manufacturer of filtration systems and replacement parts, including air filtration systems, liquid filtration systems, and dust, fume, and mist collectors. The company serves a diverse range of end markets, including construction, mining, agriculture, truck, and industrial. Its business is organized into three segments: mobile solutions, industrial solutions, and life sciences. Donaldson generated approximately $3.7 billion in revenue in its fiscal 2025.
71GF Score

Get the complete analysis for STU:DNZ

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

€80.00
Price
€70.99
GF Value