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Dorman ProductsDORM +0.96%92 Shiller PE Ratio is 23.80 as of Sep. 22, 2026, which is 20% below its 10-year median of 29.88. GuruFocus rates DORM with a GF Score™ of 92/100 and a GF Value™ of $123.66 (Fairly Valued). The stock has 2 warning signs investors should review. Among 857 Vehicles & Parts companies, Dorman Products ranks worse than 60.21% on this metric.
As of today (2026-09-22), Dorman Products's current share price is $121.58. Dorman Products's E10 for the quarter that ended in Jun. 2026 was $5.11. Dorman Products's Shiller PE Ratio for today is 23.80.
The historical rank and industry rank for Dorman Products's Shiller PE Ratio or its related term are showing as below:
DORM'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 17.34 Med: 29.88 Max: 46.44
Current: 23.79
During the past years, Dorman Products's highest Shiller PE Ratio was 46.44. The lowest was 17.34. And the median was 29.88.
DORM's Shiller PE Ratio is ranked worse than 60.21% of 857
companies
in the Vehicles & Parts industry
Industry Median: 18.71
vs DORM: 23.79
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.
Dorman Products's adjusted earnings per share data for the three months ended in Jun. 2026 was $2.926. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is $5.11 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Dorman Products (NAS:DORM) 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.
Dorman Products Shiller PE Ratio Related Terms
Dorman Products Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Dorman Products'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.
DORM vs ATMU, QS, VGNT: Shiller PE Ratio Comparison
For the Auto Parts subindustry, Dorman Products'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.
Dorman Products Shiller PE Ratio vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Dorman Products's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Dorman Products'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.
Dorman Products'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.
Dorman Products's E10 for the quarter that ended in Jun. 2026 is calculated as:
For example, Dorman Products's adjusted earnings per share data for the three months ended in Jun. 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.
Dorman Products (DORM) has a Shiller PE Ratio of 23.80 as of Sep. 22, 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 Dorman Products and its competitors. This is 20% below median its historical median of 29.88. Over the past decade, Dorman Products' Shiller PE Ratio has ranged from 17.34 to 46.44. According to the industry distribution chart, Dorman Products ranks #516 out of 857 companies in the Vehicles & Parts industry, placing it in the top 60.2%.
Is Dorman Products' Shiller PE Ratio too high?
Dorman Products' current Shiller PE Ratio of 23.80 is 20% below median its 10-year median of 29.88. Over the past 10 years, this metric has ranged from a low of 17.34 to a high of 46.44. The Vehicles & Parts industry median Shiller PE Ratio is 18.71. Dorman Products' value of 23.80 is 27.2% above this industry median. Based on the distribution chart, Dorman Products ranks #516 out of 857 companies in the Vehicles & Parts industry, which is below the industry midpoint. Overall, Dorman Products has a GF Score™ of 92/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Dorman Products' Shiller PE Ratio compare to ATMU and QS?
According to the Vehicles & Parts industry distribution chart, Dorman Products ranks #516 out of 857 companies for Shiller PE Ratio. This places Dorman Products in the lower half of its industry. The industry median Shiller PE Ratio is 18.71. Dorman Products' value of 23.80 is 27.2% above this benchmark. Historically, Dorman Products' own Shiller PE Ratio has ranged from 17.34 to 46.44 over the past decade. While the company's 10-year median is 29.88 vs. the industry median of 18.71, Dorman Products 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 Vehicles & Parts company?
The median Shiller PE Ratio among Vehicles & Parts companies is 18.71, based on 857 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. Dorman Products's current Shiller PE Ratio of 23.80 is 27.2% 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 Dorman Products and its competitors. For the Vehicles & Parts industry, the median Shiller PE Ratio is 18.71 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Dorman Products's current Shiller PE Ratio is 23.80, which is 20% below median its own 10-year median of 29.88. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Dorman Products stock overvalued right now?
Based on GuruFocus' analysis, Dorman Products (DORM) is currently considered Fairly Valued. The stock's GF Value™ is $123.66, compared to a current price of $121.58 — trading 1.7% below its estimated fair value. The current Shiller PE Ratio is 23.80, which is 20% below median its 10-year median of 29.88 and 27.2% above the Vehicles & Parts industry median of 18.71. Dorman Products' overall GF Score™ is 92/100 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 Dorman Products (DORM), the current Shiller PE Ratio is 23.80 as of Sep. 22, 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 Dorman Products (DORM) Overvalued in 2026?
Based on GuruFocus' analysis, Dorman Products stock appears to be undervalued.
The current stock price of $121.58 is trading 1.7% below its estimated GF Value™ of $123.66.
GuruFocus considers Dorman Products to be Fairly Valued.
Key valuation signals for DORM:
Shiller PE Ratio: 23.80 (20% below median its 10-year median of 29.88)
GF Value™: $123.66 vs. price of $121.58 (1.7% below fair value)
Industry Position: 27.2% above the Vehicles & Parts median (#516 of 857)
No single metric tells the full story. See the DORM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Dorman Products Inc is a supplier of original equipment parts for automobiles. It offers automotive and heavy-duty replacement parts, automotive hardware, brake parts, and fasteners for the automotive and heavy-duty aftermarket. The products are sold under the Dorman brand and its sub-brands OE Solutions, Help!, Conduct-Tite, Super ATV, etc., through aftermarket retailers, warehouse distributors, specialty markets, and salvage yards. The company operates through three business segments, which include Light Duty, Heavy Duty, and Specialty Vehicle. A majority of its revenue is generated from the Light Duty segment, which designs and markets replacement parts and fasteners mainly for passenger cars and light trucks. Geographically, it derives key revenue from the United States.
92GF Score
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