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Air LiquideWBO:AI +0.37%87 Shiller PE Ratio is 36.94 as of Aug. 21, 2026, which is 17% above its 10-year median of 31.63. GuruFocus rates WBO:AI with a GF Score™ of 87/100 and a GF Value™ of €154.18 (Fairly Valued). The stock has 6 warning signs investors should review. Among 1,079 Chemicals companies, Air Liquide ranks worse than 71.27% on this metric.
As of today (2026-08-21), Air Liquide's current share price is €167.72. Air Liquide's E10 for the fiscal year that ended in Dec25 was €4.54. Air Liquide's Shiller PE Ratio for today is 36.94.
The historical rank and industry rank for Air Liquide's Shiller PE Ratio or its related term are showing as below:
WBO:AI'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 21.3 Med: 31.63 Max: 39.8
Current: 37.14
During the past 13 years, Air Liquide's highest Shiller PE Ratio was 39.80. The lowest was 21.30. And the median was 31.63.
WBO:AI's Shiller PE Ratio is ranked worse than 71.27% of 1079
companies
in the Chemicals industry
Industry Median: 21.93
vs WBO:AI: 37.14
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.
Air Liquide's adjusted earnings per share data of for the fiscal year that ended in Dec25 was €5.527. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is €4.54 for the trailing ten years ended in Dec25.
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.
Air Liquide Shiller PE Ratio Related Terms
Air Liquide Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Air Liquide'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.
WBO:AI vs LIN, SHW, ECL: Shiller PE Ratio Comparison
For the Specialty Chemicals subindustry, Air Liquide'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.
Air Liquide Shiller PE Ratio vs Chemicals Industry
For the Chemicals industry and Basic Materials sector, Air Liquide's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Air Liquide'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.
Air Liquide'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.
Air Liquide's E10 for the fiscal year that ended in Dec25 is calculated as:
For example, Air Liquide'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.
Air Liquide (WBO:AI) has a Shiller PE Ratio of 36.94 as of Aug. 21, 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 Air Liquide and its competitors. This is 17% above median its historical median of 31.63. Over the past decade, Air Liquide's Shiller PE Ratio has ranged from 21.30 to 39.80. According to the industry distribution chart, Air Liquide ranks #769 out of 1079 companies in the Chemicals industry, placing it in the top 71.3%.
Is Air Liquide's Shiller PE Ratio too high?
Air Liquide's current Shiller PE Ratio of 36.94 is 17% above median its 10-year median of 31.63. Over the past 10 years, this metric has ranged from a low of 21.30 to a high of 39.80. The Chemicals industry median Shiller PE Ratio is 21.93. Air Liquide's value of 36.94 is 68.4% above this industry median. Based on the distribution chart, Air Liquide ranks #769 out of 1079 companies in the Chemicals industry, which is below the industry midpoint. Overall, Air Liquide has a GF Score™ of 87/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Air Liquide's Shiller PE Ratio compare to LIN and SHW?
According to the Chemicals industry distribution chart, Air Liquide ranks #769 out of 1079 companies for Shiller PE Ratio. This places Air Liquide in the lower half of its industry. The industry median Shiller PE Ratio is 21.93. Air Liquide's value of 36.94 is 68.4% above this benchmark. Historically, Air Liquide's own Shiller PE Ratio has ranged from 21.30 to 39.80 over the past decade. While the company's 10-year median is 31.63 vs. the industry median of 21.93, Air Liquide 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 Chemicals company?
The median Shiller PE Ratio among Chemicals companies is 21.93, based on 1,079 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. Air Liquide's current Shiller PE Ratio of 36.94 is 68.4% 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 Air Liquide and its competitors. For the Chemicals industry, the median Shiller PE Ratio is 21.93 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Air Liquide's current Shiller PE Ratio is 36.94, which is 17% above median its own 10-year median of 31.63. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Air Liquide stock overvalued right now?
Based on GuruFocus' analysis, Air Liquide (WBO:AI) is currently considered Fairly Valued. The stock's GF Value™ is €154.18, compared to a current price of €167.72 — trading 8.8% above its estimated fair value. The current Shiller PE Ratio is 36.94, which is 17% above median its 10-year median of 31.63 and 68.4% above the Chemicals industry median of 21.93. Air Liquide's overall GF Score™ is 87/100 with 6 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 Air Liquide (WBO:AI), the current Shiller PE Ratio is 36.94 as of Aug. 21, 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 Air Liquide (WBO:AI) Overvalued in 2026?
Based on GuruFocus' analysis, Air Liquide stock appears to be overvalued.
The current stock price of €167.72 is trading 8.8% above its estimated GF Value™ of €154.18.
GuruFocus considers Air Liquide to be Fairly Valued.
Key valuation signals for WBO:AI:
Shiller PE Ratio: 36.94 (17% above median its 10-year median of 31.63)
GF Value™: €154.18 vs. price of €167.72 (8.8% above fair value)
Industry Position: 68.4% above the Chemicals median (#769 of 1079)
No single metric tells the full story. See the WBO:AI stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Founded in 1902, Air Liquide is one of the leading industrial gas companies in the world, serving over 3.8 million customers in 78 countries. The company generated approximately EUR 27.9 billion of revenue in 2025, serving a wide range of industries, including chemicals, energy, healthcare, food and beverage, and electronics. Air Liquide employs approximately 65,000 people.
87GF Score
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