Naturgy Energy GroupWBO:GAS -1.44%66 PEG Ratio is 0.97 as of Jul. 01, 2026, which is 34% below its 10-year median of 1.47. GuruFocus rates WBO:GAS with a GF Score™ of 66/100 and a GF Value™ of €22.62 (Modestly Overvalued). The stock has 7 warning signs investors should review. Among 299 Utilities - Regulated companies, Naturgy Energy Group ranks better than 69.23% on this metric.
* The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
The historical rank and industry rank for Naturgy Energy Group's PEG Ratio or its related term are showing as below:
WBO:GAS'
s PEG Ratio Range Over the Past 10 Years
Min: 0.88 Med: 1.47 Max: 3.42
Current: 0.97
During the past 13 years, Naturgy Energy Group's highest PEG Ratio was 3.42. The lowest was 0.88. And the median was 1.47.
WBO:GAS's PEG Ratio is ranked better than 69.23% of 299
companies
in the Utilities - Regulated industry
Industry Median: 1.72
vs WBO:GAS: 0.97
Peter Lynch thinks a company with a P/E ratio equal to its growth rate is fairly valued.
Naturgy Energy Group (WBO:GAS) PEG Ratio Explanation
To compare stocks with different growth rates, Peter Lynch invented a ratio called PEG Ratio. PEG Ratio is defined as the P/E ratio divided by the growth ratio. He thinks a company with a P/E ratio equal to its growth rate is fairly valued. Still he said he would rather buy a company growing 20% a year with a P/E of 20, instead of a company growing 10% a year with a P/E of 10.
Naturgy Energy Group PEG Ratio Related Terms
Naturgy Energy Group PEG Ratio Historical Data
* Premium members only.
The historical data trend for Naturgy Energy Group's PEG Ratio 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 - Regulated Gas subindustry, Naturgy Energy Group's PEG Ratio, along with its competitors' market caps and PEG 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.
Naturgy Energy Group PEG Ratio vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Naturgy Energy Group's PEG Ratio distribution charts can be found below:
* The bar in red indicates where Naturgy Energy Group's PEG Ratio 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.
* Note: The 5-Year EBITDA Growth Rate is the 5-year average EBITDA per share growth rate. While the denominator is a percentage, we use the whole number as opposed to the decimal form for the calculation. For example, 5% would be shown as 5 as opposed to 0.05. If it's smaller than or equal to 0, then the PEG Ratio is not calculated.
Naturgy Energy Group (WBO:GAS) has a PEG Ratio of 0.97 as of Jul. 01, 2026. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Naturgy Energy Group and its competitors. This is 34% below median its historical median of 1.47. Over the past decade, Naturgy Energy Group's PEG Ratio has ranged from 0.88 to 3.42. According to the industry distribution chart, Naturgy Energy Group ranks #92 out of 299 companies in the Utilities - Regulated industry, placing it in the top 30.8%.
Is Naturgy Energy Group's PEG Ratio too high?
Naturgy Energy Group's current PEG Ratio of 0.97 is 34% below median its 10-year median of 1.47. Over the past 10 years, this metric has ranged from a low of 0.88 to a high of 3.42. The Utilities - Regulated industry median PEG Ratio is 1.72. Naturgy Energy Group's value of 0.97 is 43.6% below this industry median. Based on the distribution chart, Naturgy Energy Group ranks #92 out of 299 companies in the Utilities - Regulated industry, which is above the industry midpoint. Overall, Naturgy Energy Group has a GF Score™ of 66/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Naturgy Energy Group's PEG Ratio compare to ATO and NI?
According to the Utilities - Regulated industry distribution chart, Naturgy Energy Group ranks #92 out of 299 companies for PEG Ratio. This puts Naturgy Energy Group in the upper half of its industry. The industry median PEG Ratio is 1.72. Naturgy Energy Group's value of 0.97 is 43.6% below this benchmark. Historically, Naturgy Energy Group's own PEG Ratio has ranged from 0.88 to 3.42 over the past decade. While the company's 10-year median is 1.47 vs. the industry median of 1.72, Naturgy Energy Group 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 PEG Ratio for an Utilities - Regulated company?
The median PEG Ratio among Utilities - Regulated companies is 1.72, based on 299 companies in the industry. Companies in the top quartile (top 25%) have a PEG Ratio significantly above this median, while those in the bottom quartile fall well below. However, PEG Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Naturgy Energy Group's current PEG Ratio of 0.97 is 43.6% 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 PEG Ratio mean?
A high PEG Ratio can signal that a stock is expensive relative to its fundamentals. Price-earnings to growth ratio is the ratio of price-earnings to a company's earnings growth rate. View historical data on Naturgy Energy Group and its competitors. For the Utilities - Regulated industry, the median PEG Ratio is 1.72 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Naturgy Energy Group's current PEG Ratio is 0.97, which is 34% below median its own 10-year median of 1.47. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Naturgy Energy Group stock overvalued right now?
Based on GuruFocus' analysis, Naturgy Energy Group (WBO:GAS) is currently considered Modestly Overvalued. The stock's GF Value™ is €22.62, compared to a current price of €27.40 — trading 21.1% above its estimated fair value. The current PEG Ratio is 0.97, which is 34% below median its 10-year median of 1.47 and 43.6% below the Utilities - Regulated industry median of 1.72. Naturgy Energy Group's overall GF Score™ is 66/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PEG Ratio calculated?
PEG Ratio is calculated from a company's financial statements. For Naturgy Energy Group (WBO:GAS), the current PEG Ratio is 0.97 as of Jul. 01, 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 Naturgy Energy Group (WBO:GAS) Overvalued in 2026?
Based on GuruFocus' analysis, Naturgy Energy Group stock appears to be overvalued.
The current stock price of €27.40 is trading 21.1% above its estimated GF Value™ of €22.62.
GuruFocus considers Naturgy Energy Group to be Modestly Overvalued.
Key valuation signals for WBO:GAS:
PEG Ratio: 0.97 (34% below median its 10-year median of 1.47)
GF Value™: €22.62 vs. price of €27.40 (21.1% above fair value)
Industry Position: 43.6% below the Utilities - Regulated median (#92 of 299)
No single metric tells the full story. See the WBO:GAS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Naturgy stems from the 2008 acquisition of Union Fenosa. The company operates across the gas value chain, from procurement to distribution and marketing. It owns and operates the largest gas distribution network in Spain, where it is also the leading retail gas supplier. The company additionally operates gas and electricity distribution networks across several Latin American countries. It owns 17.9 GW of generation capacity, including 7.3 GW of wind and solar.
66GF Score
Get the complete analysis for WBO:GAS
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