Telefonica Deutschland Holding AG (HAM:O2D) 5-Year Sortino Ratio: 0.04 (As of Jul. 25, 2026)

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HAM:O2D Telefonica Deutschland Holding AG HAM:O2D
66 GF Score
Price €1.98
GF Value €2.09
Valuation Fairly Valued
! 5 Warning Signs
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What is Telefonica Deutschland Holding AG 5-Year Sortino Ratio?

Telefonica Deutschland Holding AG HAM:O2D -1.00% 66 5-Year Sortino Ratio is 0.04 as of Jul. 25, 2026. GuruFocus rates HAM:O2D with a GF Score™ of 66/100 and a GF Value™ of €2.09 (Fairly Valued). The stock has 5 warning signs investors should review.

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 (2026-07-25), Telefonica Deutschland Holding AG's 5-Year Sortino Ratio is 0.04.


Telefonica Deutschland Holding AG  (HAM:O2D) 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.


Telefonica Deutschland Holding AG 5-Year Sortino Ratio Related Terms


HAM:O2D vs TMUS, VZ, T: 5-Year Sortino Ratio Comparison

For the Telecom Services subindustry, Telefonica Deutschland Holding AG'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.


Telefonica Deutschland Holding AG 5-Year Sortino Ratio vs Telecommunication Services Industry

For the Telecommunication Services industry and Communication Services sector, Telefonica Deutschland Holding AG's 5-Year Sortino Ratio distribution charts can be found below:

* The bar in red indicates where Telefonica Deutschland Holding AG's 5-Year Sortino Ratio falls into.


HAM:O2D
66GF Score
Telefonica Deutschland Holding AG HAM:O2D
5-Year Sortino Ratio is just one metric. See GF Score™, valuation, warning signs, and more.
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Telefonica Deutschland Holding AG 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.

Frequently Asked Questions Learn more about 5-Year Sortino Ratio →
What does a 5-Year Sortino Ratio of 0.04 mean?
Telefonica Deutschland Holding AG (HAM:O2D) has a 5-Year Sortino Ratio of 0.04 as of Jul. 25, 2026. 5-Year Sortino Ratio measures the additional return that an investor receives per unit of the downside risk over the past five years. View historical data for Telefonica Deutschland Holding AG and its competitors.
Is Telefonica Deutschland Holding AG's 5-Year Sortino Ratio too high?
Telefonica Deutschland Holding AG's current 5-Year Sortino Ratio is 0.04. Overall, Telefonica Deutschland Holding AG has a GF Score™ of 66/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Telefonica Deutschland Holding AG's 5-Year Sortino Ratio compare to TMUS and VZ?
Telefonica Deutschland Holding AG's 5-Year Sortino Ratio of 0.04 can be compared against companies in the Telecommunication Services industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good 5-Year Sortino Ratio for a Telecommunication Services company?
A good 5-Year Sortino Ratio depends on the Telecommunication Services industry context. However, 5-Year Sortino Ratio 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 5-Year Sortino Ratio mean?
A high 5-Year Sortino Ratio can signal that a stock is expensive relative to its fundamentals. 5-Year Sortino Ratio measures the additional return that an investor receives per unit of the downside risk over the past five years. View historical data for Telefonica Deutschland Holding AG and its competitors. Telefonica Deutschland Holding AG's current 5-Year Sortino Ratio is 0.04. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Telefonica Deutschland Holding AG stock overvalued right now?
Based on GuruFocus' analysis, Telefonica Deutschland Holding AG (HAM:O2D) is currently considered Fairly Valued. The stock's GF Value™ is €2.09, compared to a current price of €1.98 — trading 5.3% below its estimated fair value. The current 5-Year Sortino Ratio is 0.04. Telefonica Deutschland Holding AG's overall GF Score™ is 66/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is 5-Year Sortino Ratio calculated?
5-Year Sortino Ratio is calculated from a company's financial statements. For Telefonica Deutschland Holding AG (HAM:O2D), the current 5-Year Sortino Ratio is 0.04 as of Jul. 25, 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 Telefonica Deutschland Holding AG (HAM:O2D) Overvalued in 2026?

Based on GuruFocus' analysis, Telefonica Deutschland Holding AG stock appears to be undervalued. The current stock price of €1.98 is trading 5.3% below its estimated GF Value™ of €2.09. GuruFocus considers Telefonica Deutschland Holding AG to be Fairly Valued.

Key valuation signals for HAM:O2D:

  • 5-Year Sortino Ratio: 0.04
  • GF Value™: €2.09 vs. price of €1.98 (5.3% below fair value)
  • GF Score™: 66/100 with 5 warning signs

No single metric tells the full story. See the HAM:O2D stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Telefonica Deutschland Holding AG Business Description

Other Exchanges TELDY:USATELDF:USA
Address Georg-Brauchle-Ring 50, Munich, BY, DEU, 80992
Telefonica Deutschland Holding AG is the German subsidiary of Telefonica, which provides integrated network operations in Germany. The company offers mobile and fixed-network services for private and business customers as well as digital products and services. Its core brand is O2. It includes secondary brands and partners such as ALDI TALK, Tchibo MOBIL, AY YILDIZ, and others.
66GF Score

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

€1.98
Price
€2.09
GF Value