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.
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.
Gelsenwasser AGFRA:WWG 67 Net Margin % is 3.38% as of Dec. 2025, which is 29% below its 10-year median of 4.74. GuruFocus rates FRA:WWG with a GF Score™ of 67/100 and a GF Value™ of €439.26 (Modestly Overvalued). The stock has 8 warning signs investors should review. Among 501 Utilities - Regulated companies, Gelsenwasser AG ranks worse than 74.45% on this metric.
The historical rank and industry rank for Gelsenwasser AG's Net Margin % or its related term are showing as below:
FRA:WWG'
s Net Margin % Range Over the Past 10 Years
Min: 0.61 Med: 4.74 Max: 10.49
Current: 3.47
FRA:WWG's Net Margin % is ranked worse than 74.45% of 501
companies
in the Utilities - Regulated industry
Industry Median: 8.71
vs FRA:WWG: 3.47
Gelsenwasser AG (FRA:WWG) Net Margin % Explanation
Although Net Income and Earnings-per-Share (EPS) are the most widely used parameter in measuring a company's profitability and valuation, it is the least reliable. The reason is that reported earnings can be manipulated easily by adjusting any numbers such as Depreciation, Depletion and Amotorization and non-recurring items.
But the long term trend of the net margin is a good indicator of the competitiveness and health of the business.
Gelsenwasser AG Net Margin % Related Terms
Gelsenwasser AG Net Margin % Historical Data
* Premium members only.
The historical data trend for Gelsenwasser AG's Net Margin % 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.
For the Utilities - Diversified subindustry, Gelsenwasser AG's Net Margin %, along with its competitors' market caps and Net Margin % 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.
Gelsenwasser AG Net Margin % vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Gelsenwasser AG's Net Margin % distribution charts can be found below:
* The bar in red indicates where Gelsenwasser AG's Net Margin % falls into.
* 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.
Gelsenwasser AG (FRA:WWG) has a Net Margin % of 3.38% as of Dec. 2025. Net margin is the ratio of total net income to net sales. View historical data on Gelsenwasser AG and its competitors. This is 29% below median its historical median of 4.74. Over the past decade, Gelsenwasser AG's Net Margin % has ranged from 0.61 to 10.49. According to the industry distribution chart, Gelsenwasser AG ranks #373 out of 501 companies in the Utilities - Regulated industry, placing it in the top 74.5%.
Is Gelsenwasser AG's Net Margin % too high?
Gelsenwasser AG's current Net Margin % of 3.38% is 29% below median its 10-year median of 4.74. Over the past 10 years, this metric has ranged from a low of 0.61 to a high of 10.49. The Utilities - Regulated industry median Net Margin % is 8.71. Gelsenwasser AG's value of 3.38% is 61.2% below this industry median. Based on the distribution chart, Gelsenwasser AG ranks #373 out of 501 companies in the Utilities - Regulated industry, which is below the industry midpoint. Overall, Gelsenwasser AG has a GF Score™ of 67/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Gelsenwasser AG's Net Margin % compare to SRE and AES?
According to the Utilities - Regulated industry distribution chart, Gelsenwasser AG ranks #373 out of 501 companies for Net Margin %. This places Gelsenwasser AG in the lower half of its industry. The industry median Net Margin % is 8.71. Gelsenwasser AG's value of 3.38% is 61.2% below this benchmark. Historically, Gelsenwasser AG's own Net Margin % has ranged from 0.61 to 10.49 over the past decade. While the company's 10-year median is 4.74 vs. the industry median of 8.71, Gelsenwasser AG has consistently been below the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Net Margin % for an Utilities - Regulated company?
The median Net Margin % among Utilities - Regulated companies is 8.71, based on 501 companies in the industry. Companies in the top quartile (top 25%) have a Net Margin % significantly above this median, while those in the bottom quartile fall well below. However, Net Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Gelsenwasser AG's current Net Margin % of 3.38% is 61.2% below the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Net Margin % mean?
A high Net Margin % can signal that a stock is expensive relative to its fundamentals. Net margin is the ratio of total net income to net sales. View historical data on Gelsenwasser AG and its competitors. For the Utilities - Regulated industry, the median Net Margin % is 8.71 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Gelsenwasser AG's current Net Margin % is 3.38%, which is 29% below median its own 10-year median of 4.74. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Gelsenwasser AG stock overvalued right now?
Based on GuruFocus' analysis, Gelsenwasser AG (FRA:WWG) is currently considered Modestly Overvalued. The stock's GF Value™ is €439.26, compared to a current price of €540.00 — trading 22.9% above its estimated fair value. The current Net Margin % is 3.38%, which is 29% below median its 10-year median of 4.74 and 61.2% below the Utilities - Regulated industry median of 8.71. Gelsenwasser AG's overall GF Score™ is 67/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Net Margin % calculated?
Net Margin % is calculated from a company's financial statements. For Gelsenwasser AG (FRA:WWG), the current Net Margin % is 3.38% as of Dec. 2025. 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 Gelsenwasser AG (FRA:WWG) Overvalued in 2026?
Based on GuruFocus' analysis, Gelsenwasser AG stock appears to be overvalued.
The current stock price of €540.00 is trading 22.9% above its estimated GF Value™ of €439.26.
GuruFocus considers Gelsenwasser AG to be Modestly Overvalued.
Key valuation signals for FRA:WWG:
Net Margin %: 3.38% (29% below median its 10-year median of 4.74)
GF Value™: €439.26 vs. price of €540.00 (22.9% above fair value)
Industry Position: 61.2% below the Utilities - Regulated median (#373 of 501)
No single metric tells the full story. See the FRA:WWG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Gelsenwasser AG is engaged in supplying their customers with drinking and process water as well as with natural gas and heating to households, businesses, public institutions, and industry. It also performs wastewater disposal and electricity supply functions. The company generates revenue mostly from gas and water.
67GF Score
Get the complete analysis for FRA:WWG
Net Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
FRA:WWG has been successfully added to your 
