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.
American Express CoMEX:AXP -1.57%79 Shiller PE Ratio is 30.88 as of Aug. 07, 2026, which is 33% above its 10-year median of 23.20. GuruFocus rates MEX:AXP with a GF Score™ of 79/100 and a GF Value™ of MXN5,837.66 (Fairly Valued). The stock has 3 warning signs investors should review. Among 329 Credit Services companies, American Express Co ranks worse than 72.64% on this metric.
The historical rank and industry rank for American Express Co's Shiller PE Ratio or its related term are showing as below:
MEX:AXP'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 13.43 Med: 23.2 Max: 38.68
Current: 31.73
During the past years, American Express Co's highest Shiller PE Ratio was 38.68. The lowest was 13.43. And the median was 23.20.
MEX:AXP's Shiller PE Ratio is ranked worse than 72.64% of 329
companies
in the Credit Services industry
Industry Median: 14.19
vs MEX:AXP: 31.73
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.
American Express Co's adjusted earnings per share data for the three months ended in Jun. 2026 was MXN79.044. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is MXN191.57 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
American Express Co (MEX:AXP) 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.
American Express Co Shiller PE Ratio Related Terms
American Express Co Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for American Express Co'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:AXP vs COF, PYPL, SYF: Shiller PE Ratio Comparison
For the Credit Services subindustry, American Express Co'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.
American Express Co Shiller PE Ratio vs Credit Services Industry
For the Credit Services industry and Financial Services sector, American Express Co's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where American Express Co'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.
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.
American Express Co (MEX:AXP) has a Shiller PE Ratio of 30.88 as of Aug. 07, 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 American Express Co and its competitors. This is 33% above median its historical median of 23.20. Over the past decade, American Express Co's Shiller PE Ratio has ranged from 13.43 to 38.68. According to the industry distribution chart, American Express Co ranks #239 out of 329 companies in the Credit Services industry, placing it in the top 72.6%.
Is American Express Co's Shiller PE Ratio too high?
American Express Co's current Shiller PE Ratio of 30.88 is 33% above median its 10-year median of 23.20. Over the past 10 years, this metric has ranged from a low of 13.43 to a high of 38.68. The Credit Services industry median Shiller PE Ratio is 14.19. American Express Co's value of 30.88 is 117.6% above this industry median. Based on the distribution chart, American Express Co ranks #239 out of 329 companies in the Credit Services industry, which is below the industry midpoint. Overall, American Express Co has a GF Score™ of 79/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does American Express Co's Shiller PE Ratio compare to COF and PYPL?
According to the Credit Services industry distribution chart, American Express Co ranks #239 out of 329 companies for Shiller PE Ratio. This places American Express Co in the lower half of its industry. The industry median Shiller PE Ratio is 14.19. American Express Co's value of 30.88 is 117.6% above this benchmark. Historically, American Express Co's own Shiller PE Ratio has ranged from 13.43 to 38.68 over the past decade. While the company's 10-year median is 23.20 vs. the industry median of 14.19, American Express Co has consistently been above 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 a Credit Services company?
The median Shiller PE Ratio among Credit Services companies is 14.19, based on 329 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. American Express Co's current Shiller PE Ratio of 30.88 is 117.6% above 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 American Express Co and its competitors. For the Credit Services industry, the median Shiller PE Ratio is 14.19 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. American Express Co's current Shiller PE Ratio is 30.88, which is 33% above median its own 10-year median of 23.20. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is American Express Co stock overvalued right now?
Based on GuruFocus' analysis, American Express Co (MEX:AXP) is currently considered Fairly Valued. The stock's GF Value™ is MXN5,837.66, compared to a current price of MXN5,915.01 — trading 1.3% above its estimated fair value. The current Shiller PE Ratio is 30.88, which is 33% above median its 10-year median of 23.20 and 117.6% above the Credit Services industry median of 14.19. American Express Co's overall GF Score™ is 79/100 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 American Express Co (MEX:AXP), the current Shiller PE Ratio is 30.88 as of Aug. 07, 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 American Express Co (MEX:AXP) Overvalued in 2026?
Based on GuruFocus' analysis, American Express Co stock appears to be overvalued.
The current stock price of MXN5,915.01 is trading 1.3% above its estimated GF Value™ of MXN5,837.66.
GuruFocus considers American Express Co to be Fairly Valued.
Key valuation signals for MEX:AXP:
Shiller PE Ratio: 30.88 (33% above median its 10-year median of 23.20)
GF Value™: MXN5,837.66 vs. price of MXN5,915.01 (1.3% above fair value)
Industry Position: 117.6% above the Credit Services median (#239 of 329)
No single metric tells the full story. See the MEX:AXP stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
American Express is a global financial institution, operating in about 130 countries, that provides consumers and businesses charge and credit card payment products. The company also operates a highly profitable merchant payment network. It operates in four segments: US consumer services, US commercial services, international card services, and global merchant and network services. In addition to payment products, the company's commercial business offers expense management tools, consulting services, and business loans.
79GF Score
Get the complete analysis for MEX:AXP
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:AXP has been successfully added to your 
