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Implenia AGXSWX:IMPN -2.27%55 Shiller PE Ratio is 25.98 as of Sep. 02, 2026, which is 59% above its 10-year median of 16.39. GuruFocus rates XSWX:IMPN with a GF Score™ of 55/100 and a GF Value™ of CHF34.78 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 1,036 Construction companies, Implenia AG ranks worse than 70.37% on this metric.
As of today (2026-09-02), Implenia AG's current share price is CHF64.70. Implenia AG's E10 for the fiscal year that ended in Dec25 was CHF2.49. Implenia AG's Shiller PE Ratio for today is 25.98.
The historical rank and industry rank for Implenia AG's Shiller PE Ratio or its related term are showing as below:
XSWX:IMPN'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 6.88 Med: 16.39 Max: 32.73
Current: 27.42
During the past 13 years, Implenia AG's highest Shiller PE Ratio was 32.73. The lowest was 6.88. And the median was 16.39.
XSWX:IMPN's Shiller PE Ratio is ranked worse than 70.37% of 1036
companies
in the Construction industry
Industry Median: 17.025
vs XSWX:IMPN: 27.42
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.
Implenia AG's adjusted earnings per share data of for the fiscal year that ended in Dec25 was CHF4.530. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is CHF2.49 for the trailing ten years ended in Dec25.
Shiller PE for Stocks: The True Measure of Stock Valuation
Implenia AG (XSWX:IMPN) 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.
Implenia AG Shiller PE Ratio Related Terms
Implenia AG Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Implenia AG'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.
XSWX:IMPN vs PWR, FIX, EME: Shiller PE Ratio Comparison
For the Engineering & Construction subindustry, Implenia AG'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.
Implenia AG Shiller PE Ratio vs Construction Industry
For the Construction industry and Industrials sector, Implenia AG's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Implenia AG'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.
Implenia AG'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.
Implenia AG's E10 for the fiscal year that ended in Dec25 is calculated as:
For example, Implenia AG'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.
Implenia AG (XSWX:IMPN) has a Shiller PE Ratio of 25.98 as of Sep. 02, 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 Implenia AG and its competitors. This is 59% above median its historical median of 16.39. Over the past decade, Implenia AG's Shiller PE Ratio has ranged from 6.88 to 32.73. According to the industry distribution chart, Implenia AG ranks #729 out of 1036 companies in the Construction industry, placing it in the top 70.4%.
Is Implenia AG's Shiller PE Ratio too high?
Implenia AG's current Shiller PE Ratio of 25.98 is 59% above median its 10-year median of 16.39. Over the past 10 years, this metric has ranged from a low of 6.88 to a high of 32.73. The Construction industry median Shiller PE Ratio is 17.03. Implenia AG's value of 25.98 is 52.6% above this industry median. Based on the distribution chart, Implenia AG ranks #729 out of 1036 companies in the Construction industry, which is below the industry midpoint. Overall, Implenia AG has a GF Score™ of 55/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Implenia AG's Shiller PE Ratio compare to PWR and FIX?
According to the Construction industry distribution chart, Implenia AG ranks #729 out of 1036 companies for Shiller PE Ratio. This places Implenia AG in the lower half of its industry. The industry median Shiller PE Ratio is 17.03. Implenia AG's value of 25.98 is 52.6% above this benchmark. Historically, Implenia AG's own Shiller PE Ratio has ranged from 6.88 to 32.73 over the past decade. While the company's 10-year median is 16.39 vs. the industry median of 17.03, Implenia AG 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 Construction company?
The median Shiller PE Ratio among Construction companies is 17.03, based on 1,036 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. Implenia AG's current Shiller PE Ratio of 25.98 is 52.6% 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 Implenia AG and its competitors. For the Construction industry, the median Shiller PE Ratio is 17.03 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Implenia AG's current Shiller PE Ratio is 25.98, which is 59% above median its own 10-year median of 16.39. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Implenia AG stock overvalued right now?
Based on GuruFocus' analysis, Implenia AG (XSWX:IMPN) is currently considered Significantly Overvalued. The stock's GF Value™ is CHF34.78, compared to a current price of CHF64.70 — trading 86% above its estimated fair value. The current Shiller PE Ratio is 25.98, which is 59% above median its 10-year median of 16.39 and 52.6% above the Construction industry median of 17.03. Implenia AG's overall GF Score™ is 55/100 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 Implenia AG (XSWX:IMPN), the current Shiller PE Ratio is 25.98 as of Sep. 02, 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 Implenia AG (XSWX:IMPN) Overvalued in 2026?
Based on GuruFocus' analysis, Implenia AG stock appears to be overvalued.
The current stock price of CHF64.70 is trading 86% above its estimated GF Value™ of CHF34.78.
GuruFocus considers Implenia AG to be Significantly Overvalued.
Key valuation signals for XSWX:IMPN:
Shiller PE Ratio: 25.98 (59% above median its 10-year median of 16.39)
GF Value™: CHF34.78 vs. price of CHF64.70 (86% above fair value)
Industry Position: 52.6% above the Construction median (#729 of 1036)
No single metric tells the full story. See the XSWX:IMPN stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Implenia AG is a construction service company. The company operates through four business segments: Buildings, Civil engineering, and Service Solutions. The company's projects include complex new construction, modernization work on existing properties, tunnel construction, civil engineering, and others. The company generates majority of its revenue from Civil engineering segments, and more than half of its revenue is earned in Switzerland.
55GF Score
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