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.
ExelonMEX:EXC 60 Shiller PE Ratio is 13.98 as of Sep. 01, 2026, which is 8% above its 10-year median of 12.99. GuruFocus rates MEX:EXC with a GF Score™ of 60/100 and a GF Value™ of MXN830.83 (Fairly Valued). The stock has 5 warning signs investors should review. Among 395 Utilities - Regulated companies, Exelon ranks better than 57.97% on this metric.
As of today (2026-09-01), Exelon's current share price is MXN765.23. Exelon's E10 for the quarter that ended in Jun. 2026 was MXN54.74. Exelon's Shiller PE Ratio for today is 13.98.
The historical rank and industry rank for Exelon's Shiller PE Ratio or its related term are showing as below:
MEX:EXC'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 6.62 Med: 12.99 Max: 19.51
Current: 14.8
During the past years, Exelon's highest Shiller PE Ratio was 19.51. The lowest was 6.62. And the median was 12.99.
MEX:EXC's Shiller PE Ratio is ranked better than 57.97% of 395
companies
in the Utilities - Regulated industry
Industry Median: 16.98
vs MEX:EXC: 14.80
E10 is a concept invented by Prof. Robert Shiller, who uses E10 for his Shiller PE Ratio calculation. E10 is the average of the inflation adjusted earnings of a company over the past 10 years.
Exelon's adjusted earnings per share data for the three months ended in Jun. 2026 was MXN6.805. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is MXN54.74 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Compared with the regular PE Ratio, which works poorly for cyclical businesses, the Shiller PE Ratio smoothed out the fluctuations of profit margins during business cycles. Therefore it is more accurate in reflecting the valuation of the company.
If a company has consistent business performance, the Shiller PE Ratio should give similar results to regular PE Ratio.
Compared with the PS Ratio, the Shiller PE Ratio makes the comparison between different industries more meaningful.
Be Aware
Shiller PE Ratio assumes that over the long term, businesses and profitability revert to their means. If a company's business model does not work in the future compared with the past, Shiller PE Ratio and PS Ratio will give false valuations.
Exelon Shiller PE Ratio Related Terms
Exelon Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Exelon's Shiller PE 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.
MEX:EXC vs XEL, ETR, PCG: Shiller PE Ratio Comparison
For the Utilities - Regulated Electric subindustry, Exelon's Shiller PE Ratio, along with its competitors' market caps and Shiller PE 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.
Exelon Shiller PE Ratio vs Utilities - Regulated Industry
For the Utilities - Regulated industry and Utilities sector, Exelon's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Exelon's Shiller PE Ratio falls into.
For Shiller PE Ratio, the earnings of the past 10 years are inflation-adjusted and averaged. The result is used for P/E calculation. Since it looks at the average over the last 10 years, the Shiller PE Ratio is also called PE10.
The Shiller PE Ratio was first used by professor Robert Shiller to measure the valuation of the overall market. The same calculation is applied here to individual companies.
Exelon's Shiller PE Ratio for today 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.
Exelon's E10 for the quarter that ended in Jun. 2026 is calculated as:
For example, Exelon's adjusted earnings per share data for the three months ended in Jun. 2026 was:
Add all the adjusted EPS together and divide 10 will get our E10.
Please note that we use the CPI data of the country/region where the company is headquartered. If the CPI data for that country/region is not available, then we will use the CPI data of the United States as default.
Exelon (MEX:EXC) has a Shiller PE Ratio of 13.98 as of Sep. 01, 2026. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on Exelon and its competitors. This is near median its historical median of 12.99. Over the past decade, Exelon's Shiller PE Ratio has ranged from 6.62 to 19.51. According to the industry distribution chart, Exelon ranks #166 out of 395 companies in the Utilities - Regulated industry, placing it in the top 42%.
Is Exelon's Shiller PE Ratio too high?
Exelon's current Shiller PE Ratio of 13.98 is near median its 10-year median of 12.99. Over the past 10 years, this metric has ranged from a low of 6.62 to a high of 19.51. The Utilities - Regulated industry median Shiller PE Ratio is 16.98. Exelon's value of 13.98 is 17.7% below this industry median. Based on the distribution chart, Exelon ranks #166 out of 395 companies in the Utilities - Regulated industry, which is above the industry midpoint. Overall, Exelon has a GF Score™ of 60/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Exelon's Shiller PE Ratio compare to XEL and ETR?
According to the Utilities - Regulated industry distribution chart, Exelon ranks #166 out of 395 companies for Shiller PE Ratio. This puts Exelon in the upper half of its industry. The industry median Shiller PE Ratio is 16.98. Exelon's value of 13.98 is 17.7% below this benchmark. Historically, Exelon's own Shiller PE Ratio has ranged from 6.62 to 19.51 over the past decade. While the company's 10-year median is 12.99 vs. the industry median of 16.98, Exelon 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 Shiller PE Ratio for an Utilities - Regulated company?
The median Shiller PE Ratio among Utilities - Regulated companies is 16.98, based on 395 companies in the industry. Companies in the top quartile (top 25%) have a Shiller PE Ratio significantly above this median, while those in the bottom quartile fall well below. However, Shiller PE Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Exelon's current Shiller PE Ratio of 13.98 is 17.7% 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 Shiller PE Ratio mean?
A high Shiller PE Ratio can signal that a stock is expensive relative to its fundamentals. Shiller price-earnings ratio is the ratio of share price to a company's inflation-adjusted earnings over a 10-year period. View historical data on Exelon and its competitors. For the Utilities - Regulated industry, the median Shiller PE Ratio is 16.98 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Exelon's current Shiller PE Ratio is 13.98, which is near median its own 10-year median of 12.99. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Exelon stock overvalued right now?
Based on GuruFocus' analysis, Exelon (MEX:EXC) is currently considered Fairly Valued. The stock's GF Value™ is MXN830.83, compared to a current price of MXN765.23 — trading 7.9% below its estimated fair value. The current Shiller PE Ratio is 13.98, which is near median its 10-year median of 12.99 and 17.7% below the Utilities - Regulated industry median of 16.98. Exelon's overall GF Score™ is 60/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Shiller PE Ratio calculated?
Shiller PE Ratio is calculated from a company's financial statements. For Exelon (MEX:EXC), the current Shiller PE Ratio is 13.98 as of Sep. 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 Exelon (MEX:EXC) Overvalued in 2026?
Based on GuruFocus' analysis, Exelon stock appears to be undervalued.
The current stock price of MXN765.23 is trading 7.9% below its estimated GF Value™ of MXN830.83.
GuruFocus considers Exelon to be Fairly Valued.
Key valuation signals for MEX:EXC:
Shiller PE Ratio: 13.98 (near median its 10-year median of 12.99)
GF Value™: MXN830.83 vs. price of MXN765.23 (7.9% below fair value)
Industry Position: 17.7% below the Utilities - Regulated median (#166 of 395)
No single metric tells the full story. See the MEX:EXC stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Exelon serves approximately 10 million power and gas customers at its six regulated utilities in Illinois, Pennsylvania, Maryland, New Jersey, Delaware, and Washington, D.C.
60GF Score
Get the complete analysis for MEX:EXC
Shiller PE Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
MEX:EXC has been successfully added to your 
