ERG SpAMIL:ERG +0.26%76 Market Cap is €3,383.9 Mil as of Jun. 25, 2026. GuruFocus rates MIL:ERG with a GF Score™ of 76/100 and a GF Value™ of €24.37 (Fairly Valued). The stock has 5 warning signs investors should review. Among 484 Utilities - Independent Power Producers companies, ERG SpA ranks better than 84.92% on this metric.
Market cap is the total market value to buy the whole company. It is equal to the share price times the number of Shares Outstanding (EOP). ERG SpA's share price for the quarter that ended in Mar. 2026 was €21.96. ERG SpA's Shares Outstanding (EOP) for the quarter that ended in Mar. 2026 was 145.4 Mil. Therefore, ERG SpA's market cap for the quarter that ended in Mar. 2026 was €3,192.0 Mil.
ERG SpA's quarterly market cap
increased
from Sep. 2025 (€3,052.5 Mil) to Dec. 2025 (€3,194.9 Mil) but then
declined
from Dec. 2025 (€3,194.9 Mil) to Mar. 2026 (€3,192.0 Mil).
ERG SpA's annual market cap
declined
from Dec. 2023 (€4,253.1 Mil) to Dec. 2024 (€2,868.0 Mil) but then
increased
from Dec. 2024 (€2,868.0 Mil) to Dec. 2025 (€3,194.9 Mil).
Enterprise Value is the theoretical takeover price. It is more comprehensive than market capitalization (market cap), which only includes common equity. Enterprise Value is calculated as the market cap plus debt and minority interest and preferred shares, minus total cash and cash equivalents. ERG SpA's Enterprise Value for Today is €3,249.9 Mil.
ERG SpA (MIL:ERG) Market Cap Explanation
Market cap is not the real price you pay for a company. If you buy the company and become its owner, you become the owner of the cash the company has, and you also assume the companys debt. The real price you pay is the Enterprise Value.
Warren Buffett uses the ratio of total market cap of all public traded companies over GDP to measure if the market is expensive. As of April 2012, the US total market cap is about $14.7 trillion, while the US GDP is about $15 trillion. The market was modestly overvalued.
ERG SpA Market Cap Related Terms
ERG SpA Market Cap Historical Data
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The historical data trend for ERG SpA's Market Cap 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 - Renewable subindustry, ERG SpA's Market Cap, along with its competitors' market caps and Market Cap 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.
ERG SpA Market Cap vs Utilities - Independent Power Producers Industry
For the Utilities - Independent Power Producers industry and Utilities sector, ERG SpA's Market Cap distribution charts can be found below:
* The bar in red indicates where ERG SpA's Market Cap falls into.
Market cap is the short version of market capitalization. It is the total market value to buy the whole company. It is equal to the share price times the number of shares outstanding.
ERG SpA's Market Cap for the fiscal year that ended in Dec. 2025 is calculated as
* 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.
ERG SpA (MIL:ERG) has a Market Cap of €3,383.9 Mil as of Jun. 25, 2026. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ERG SpA and its competitors. According to the industry distribution chart, ERG SpA ranks #73 out of 484 companies in the Utilities - Independent Power Producers industry, placing it in the top 15.1%.
Is ERG SpA's Market Cap too high?
ERG SpA's current Market Cap is €3,383.9 Mil. Based on the distribution chart, ERG SpA ranks #73 out of 484 companies in the Utilities - Independent Power Producers industry, which is in the top quartile — a strong position relative to peers. Overall, ERG SpA has a GF Score™ of 76/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does ERG SpA's Market Cap compare to competitors?
According to the Utilities - Independent Power Producers industry distribution chart, ERG SpA ranks #73 out of 484 companies for Market Cap. This places ERG SpA in the top 15% of its industry — outperforming the majority of peers. The industry median Market Cap is 213.42. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Market Cap for an Utilities - Independent Power Producers company?
The median Market Cap among Utilities - Independent Power Producers companies is 213.42, based on 484 companies in the industry. Companies in the top quartile (top 25%) have a Market Cap significantly above this median, while those in the bottom quartile fall well below. However, Market Cap 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 Market Cap mean?
A high Market Cap can signal that a stock is expensive relative to its fundamentals. Market cap equals the total value of a company's shares: price times shares outstanding. View historical data on ERG SpA and its competitors. For the Utilities - Independent Power Producers industry, the median Market Cap is 213.42 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. ERG SpA's current Market Cap is €3,383.9 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is ERG SpA stock overvalued right now?
Based on GuruFocus' analysis, ERG SpA (MIL:ERG) is currently considered Fairly Valued. The stock's GF Value™ is €24.37, compared to a current price of €23.28 — trading 4.5% below its estimated fair value. The current Market Cap is €3,383.9 Mil. ERG SpA's overall GF Score™ is 76/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Market Cap calculated?
Market Cap is calculated from a company's financial statements. For ERG SpA (MIL:ERG), the current Market Cap is €3,383.9 Mil as of Jun. 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 ERG SpA (MIL:ERG) Overvalued in 2026?
Based on GuruFocus' analysis, ERG SpA stock appears to be undervalued.
The current stock price of €23.28 is trading 4.5% below its estimated GF Value™ of €24.37.
GuruFocus considers ERG SpA to be Fairly Valued.
Key valuation signals for MIL:ERG:
Market Cap: €3,383.9 Mil
GF Value™: €24.37 vs. price of €23.28 (4.5% below fair value)
No single metric tells the full story. See the MIL:ERG stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
ERG SpA produces electricity from clean, renewable, and sustainable sources. Its energy comes from the combination of natural resources such as wind and sun. The company produces wind power, and electricity as a hydroelectric operator to markets across Europe. Electricity is also generated from natural gas operations located in Italy. ERG's wind power production is handled by subsidiary ENG Renew which focuses on developing, building, and operating wind assets. Hydropower and natural gas operations are split off into ERG Power Generation. The company's hydro assets include plants, dams, reservoirs, and a pumping station. Electricity from the plant is either fed into Italy's national grid or used to power other industrial plants.
76GF Score
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