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CintasCTAS +0.45%95 Shiller PE Ratio is 60.61 as of Aug. 09, 2026, which is 8% above its 10-year median of 56.38. GuruFocus rates CTAS with a GF Score™ of 95/100 and a GF Value™ of $212.56 (Fairly Valued). The stock has 2 warning signs investors should review. Among 550 Business Services companies, Cintas ranks worse than 90.18% on this metric.
As of today (2026-08-09), Cintas's current share price is $203.05. Cintas's E10 for the quarter that ended in May. 2026 was $3.35. Cintas's Shiller PE Ratio for today is 60.61.
The historical rank and industry rank for Cintas's Shiller PE Ratio or its related term are showing as below:
CTAS'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 33.38 Med: 56.38 Max: 85.53
Current: 60.64
During the past years, Cintas's highest Shiller PE Ratio was 85.53. The lowest was 33.38. And the median was 56.38.
CTAS's Shiller PE Ratio is ranked worse than 90.18% of 550
companies
in the Business Services industry
Industry Median: 19.22
vs CTAS: 60.64
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.
Cintas's adjusted earnings per share data for the three months ended in May. 2026 was $1.260. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is $3.35 for the trailing ten years ended in May. 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.
Cintas Shiller PE Ratio Related Terms
Cintas Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Cintas'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.
CTAS vs CPRT, GPN, ULS: Shiller PE Ratio Comparison
For the Specialty Business Services subindustry, Cintas'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.
Cintas Shiller PE Ratio vs Business Services Industry
For the Business Services industry and Industrials sector, Cintas's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Cintas'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.
Cintas'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.
Cintas's E10 for the quarter that ended in May. 2026 is calculated as:
For example, Cintas's adjusted earnings per share data for the three months ended in May. 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.
Cintas (CTAS) has a Shiller PE Ratio of 60.61 as of Aug. 09, 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 Cintas and its competitors. This is near median its historical median of 56.38. Over the past decade, Cintas' Shiller PE Ratio has ranged from 33.38 to 85.53. According to the industry distribution chart, Cintas ranks #496 out of 550 companies in the Business Services industry, placing it in the top 90.2%.
Is Cintas' Shiller PE Ratio too high?
Cintas' current Shiller PE Ratio of 60.61 is near median its 10-year median of 56.38. Over the past 10 years, this metric has ranged from a low of 33.38 to a high of 85.53. The Business Services industry median Shiller PE Ratio is 19.22. Cintas' value of 60.61 is 215.3% above this industry median. Based on the distribution chart, Cintas ranks #496 out of 550 companies in the Business Services industry, which is in the bottom quartile relative to peers. Overall, Cintas has a GF Score™ of 95/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Cintas' Shiller PE Ratio compare to CPRT and GPN?
According to the Business Services industry distribution chart, Cintas ranks #496 out of 550 companies for Shiller PE Ratio. This places Cintas in the lower half of its industry. The industry median Shiller PE Ratio is 19.22. Cintas' value of 60.61 is 215.3% above this benchmark. Historically, Cintas' own Shiller PE Ratio has ranged from 33.38 to 85.53 over the past decade. While the company's 10-year median is 56.38 vs. the industry median of 19.22, Cintas 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 Business Services company?
The median Shiller PE Ratio among Business Services companies is 19.22, based on 550 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. Cintas's current Shiller PE Ratio of 60.61 is 215.3% 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 Cintas and its competitors. For the Business Services industry, the median Shiller PE Ratio is 19.22 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Cintas's current Shiller PE Ratio is 60.61, which is near median its own 10-year median of 56.38. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Cintas stock overvalued right now?
Based on GuruFocus' analysis, Cintas (CTAS) is currently considered Fairly Valued. The stock's GF Value™ is $212.56, compared to a current price of $203.05 — trading 4.5% below its estimated fair value. The current Shiller PE Ratio is 60.61, which is near median its 10-year median of 56.38 and 215.3% above the Business Services industry median of 19.22. Cintas' overall GF Score™ is 95/100 with 2 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 Cintas (CTAS), the current Shiller PE Ratio is 60.61 as of Aug. 09, 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 Cintas (CTAS) Overvalued in 2026?
Based on GuruFocus' analysis, Cintas stock appears to be undervalued.
The current stock price of $203.05 is trading 4.5% below its estimated GF Value™ of $212.56.
GuruFocus considers Cintas to be Fairly Valued.
Key valuation signals for CTAS:
Shiller PE Ratio: 60.61 (near median its 10-year median of 56.38)
GF Value™: $212.56 vs. price of $203.05 (4.5% below fair value)
Industry Position: 215.3% above the Business Services median (#496 of 550)
No single metric tells the full story. See the CTAS stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Cintas has roots dating back to 1929, when the Farmer family cleaned and resold dirty rags to manufacturing plants in Ohio. The firm has expanded its business organically and through acquisitions, and today Cintas acts as a one-stop outsourcing partner for businesses. Cintas will design, manufacture, collect, and clean every employee uniform for a small weekly sum, taking on the upfront capital expense itself. At the same stop, Cintas can also replace soiled or depleted mats, mops, trash liners, towels, first aid supplies, fire extinguishers, and cleaning products. Businesses value an outsourcing partner like Cintas as it simplifies operations and leaves noncore tasks with high regulatory standards in the hands of professionals.
95GF Score
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