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Dassault AviationMEX:AM 81 Shiller PE Ratio is 27.45 as of Aug. 27, 2026, which is 6% below its 10-year median of 29.19. GuruFocus rates MEX:AM with a GF Score™ of 81/100 and a GF Value™ of MXN7,042.94 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 160 Aerospace & Defense companies, Dassault Aviation ranks better than 70% on this metric.
As of today (2026-08-27), Dassault Aviation's current share price is MXN5709.86. Dassault Aviation's E10 for the fiscal year that ended in Dec25 was MXN207.98. Dassault Aviation's Shiller PE Ratio for today is 27.45.
The historical rank and industry rank for Dassault Aviation's Shiller PE Ratio or its related term are showing as below:
MEX:AM'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 13.62 Med: 29.19 Max: 43.29
Current: 34.38
During the past 13 years, Dassault Aviation's highest Shiller PE Ratio was 43.29. The lowest was 13.62. And the median was 29.19.
MEX:AM's Shiller PE Ratio is ranked better than 70% of 160
companies
in the Aerospace & Defense industry
Industry Median: 59.165
vs MEX:AM: 34.38
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.
Dassault Aviation's adjusted earnings per share data of for the fiscal year that ended in Dec25 was MXN263.971. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is MXN207.98 for the trailing ten years ended in Dec25.
Shiller PE for Stocks: The True Measure of Stock Valuation
Dassault Aviation (MEX:AM) Shiller PE Ratio Explanation
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.
Dassault Aviation Shiller PE Ratio Related Terms
Dassault Aviation Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Dassault Aviation'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:AM vs SPCX, GE, RTX: Shiller PE Ratio Comparison
For the Aerospace & Defense subindustry, Dassault Aviation'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.
Dassault Aviation Shiller PE Ratio vs Aerospace & Defense Industry
For the Aerospace & Defense industry and Industrials sector, Dassault Aviation's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Dassault Aviation'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.
* 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.
Dassault Aviation's E10 for the fiscal year that ended in Dec25 is calculated as:
For example, Dassault Aviation's adjusted earnings per share data for the fiscal year that ended in Dec25 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.
Dassault Aviation (MEX:AM) has a Shiller PE Ratio of 27.45 as of Aug. 27, 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 Dassault Aviation and its competitors. This is near median its historical median of 29.19. Over the past decade, Dassault Aviation's Shiller PE Ratio has ranged from 13.62 to 43.29. According to the industry distribution chart, Dassault Aviation ranks #48 out of 160 companies in the Aerospace & Defense industry, placing it in the top 30%.
Is Dassault Aviation's Shiller PE Ratio too high?
Dassault Aviation's current Shiller PE Ratio of 27.45 is near median its 10-year median of 29.19. Over the past 10 years, this metric has ranged from a low of 13.62 to a high of 43.29. The Aerospace & Defense industry median Shiller PE Ratio is 59.17. Dassault Aviation's value of 27.45 is 53.6% below this industry median. Based on the distribution chart, Dassault Aviation ranks #48 out of 160 companies in the Aerospace & Defense industry, which is above the industry midpoint. Overall, Dassault Aviation has a GF Score™ of 81/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Dassault Aviation's Shiller PE Ratio compare to SPCX and GE?
According to the Aerospace & Defense industry distribution chart, Dassault Aviation ranks #48 out of 160 companies for Shiller PE Ratio. This puts Dassault Aviation in the upper half of its industry. The industry median Shiller PE Ratio is 59.17. Dassault Aviation's value of 27.45 is 53.6% below this benchmark. Historically, Dassault Aviation's own Shiller PE Ratio has ranged from 13.62 to 43.29 over the past decade. While the company's 10-year median is 29.19 vs. the industry median of 59.17, Dassault Aviation 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 Aerospace & Defense company?
The median Shiller PE Ratio among Aerospace & Defense companies is 59.17, based on 160 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. Dassault Aviation's current Shiller PE Ratio of 27.45 is 53.6% 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 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 Dassault Aviation and its competitors. For the Aerospace & Defense industry, the median Shiller PE Ratio is 59.17 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Dassault Aviation's current Shiller PE Ratio is 27.45, which is near median its own 10-year median of 29.19. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Dassault Aviation stock overvalued right now?
Based on GuruFocus' analysis, Dassault Aviation (MEX:AM) is currently considered Modestly Undervalued. The stock's GF Value™ is MXN7,042.94, compared to a current price of MXN5,709.86 — trading 18.9% below its estimated fair value. The current Shiller PE Ratio is 27.45, which is near median its 10-year median of 29.19 and 53.6% below the Aerospace & Defense industry median of 59.17. Dassault Aviation's overall GF Score™ is 81/100 with 3 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 Dassault Aviation (MEX:AM), the current Shiller PE Ratio is 27.45 as of Aug. 27, 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 Dassault Aviation (MEX:AM) Overvalued in 2026?
Based on GuruFocus' analysis, Dassault Aviation stock appears to be undervalued.
The current stock price of MXN5,709.86 is trading 18.9% below its estimated GF Value™ of MXN7,042.94.
GuruFocus considers Dassault Aviation to be Modestly Undervalued.
Key valuation signals for MEX:AM:
Shiller PE Ratio: 27.45 (near median its 10-year median of 29.19)
GF Value™: MXN7,042.94 vs. price of MXN5,709.86 (18.9% below fair value)
Industry Position: 53.6% below the Aerospace & Defense median (#48 of 160)
No single metric tells the full story. See the MEX:AM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Dassault Aviation, controlled by the French Dassault Group, designs, builds, and maintains military fighter jets and is one of the largest manufacturers of business jets. It holds a 26.6% stake in defense electronics group Thales, whose earnings contribution accounts for roughly half of Dassault's adjusted net income. In 2025, Dassault Aviation generated EUR 7.4 billion in revenue with over 15,000 employees. About 63% of revenue comes from defense aircraft and services, while Falcon business jets generate the remaining 37%.
81GF Score
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