IONOS Group SE (XSWX:IOS) 5-Year Sortino Ratio: N/A (As of Aug. 17, 2026)

Author: Vera Yuan Vera Yuan
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Director of Data and Quant Analytics at GuruFocus
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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.

XSWX:IOS IONOS Group SE XSWX:IOS
35 GF Score
Price CHF31.84
GF Value CHF24.79
Valuation Modestly Overvalued
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What is IONOS Group SE 5-Year Sortino Ratio?

The 5-Year Sortino Ratio measures the additional return that an investor receives per unit of the downside risk over the past five years. As of today (2026-08-17), IONOS Group SE's 5-Year Sortino Ratio is Not available.


IONOS Group SE  (XSWX:IOS) 5-Year Sortino Ratio Explanation

The 5-Year Sortino Ratio inidicates the risk-adjusted return of an investment over the past five year. It is calculated as the annualized result of the average five-year monthly excess returns divided by the standard deviation of negative returns in the five-year period. The monthly excess return is the monthly investment return minus the monthly risk-free rate (typically the 10-year Treasury Constant Maturity Rate). If the risk-free rate for a specific region is not available, U.S. data is used by default.

Differnt from the Sharpe Ratio that penalizes both upside and downside volatility equally, the Sortino Ratio penalizes only those returns falling below a user-specified target or required rate of return. The expected returns here is set to the risk-free rate as well.


IONOS Group SE 5-Year Sortino Ratio Related Terms


XSWX:IOS vs IBM, ACN, FISV: 5-Year Sortino Ratio Comparison

For the Information Technology Services subindustry, IONOS Group SE's 5-Year Sortino Ratio, along with its competitors' market caps and 5-Year Sortino Ratio 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.


IONOS Group SE 5-Year Sortino Ratio vs Software Industry

For the Software industry and Technology sector, IONOS Group SE's 5-Year Sortino Ratio distribution charts can be found below:

* The bar in red indicates where IONOS Group SE's 5-Year Sortino Ratio falls into.


XSWX:IOS
35GF Score
IONOS Group SE XSWX:IOS
5-Year Sortino Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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IONOS Group SE 5-Year Sortino Ratio Calculation

The 5-Year Sortino Ratio measures the risk-adjusted return of an investment asset or portfolio in the last five year, focusing specifically on downside risk rather than total risk. A stock / portfolio's 5-Year Sortino Ratio can be calculated by dividing the difference between the five-year average monthly returns of the investment and the risk-free rate, by the standard deviation of the downside risks over the past five year.

A downside risk is a potential loss from the asset or investment. The Downside risk here is measured by the downside deviation, which is the standard deviation of negative returns.

Is IONOS Group SE (XSWX:IOS) Overvalued in 2026?

Based on GuruFocus' analysis, IONOS Group SE stock appears to be overvalued. The current stock price of CHF31.84 is trading 28.4% above its estimated GF Value™ of CHF24.79. GuruFocus considers IONOS Group SE to be Modestly Overvalued.

Key valuation signals for XSWX:IOS:

  • 5-Year Sortino Ratio: N/A
  • GF Value™: CHF24.79 vs. price of CHF31.84 (28.4% above fair value)
  • GF Score™: 35/100

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


IONOS Group SE Business Description

Address Elgendorfer Strasse 57, Montabaur, NW, DEU, 56410
IONOS Group SE is an international digitalization partner and cloud enabler for small and medium-sized enterprises (SMEs), as well as for individual users and larger corporate customers. It offers a comprehensive product portfolio in the areas of web presence and productivity, as well as cloud solutions, which is further supported by customer care and infrastructure. In addition, IONOS offers an online marketplace for buying, selling, and parking domains. The company's operating segments include Digital Solutions & Cloud segment which offers its customers customized server products and other solutions to set up an online presence and maintain their IT infrastructure. Geographically, it derives key revenue from Germany.
35GF Score

Get the complete analysis for XSWX:IOS

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

CHF31.84
Price
CHF24.79
GF Value