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.
Douglas DynamicsPLOW -0.81%77 Shiller PE Ratio is 27.33 as of Aug. 30, 2026, which is 2% below its 10-year median of 28.02. GuruFocus rates PLOW with a GF Score™ of 77/100 and a GF Value™ of $34.31 (Modestly Overvalued). The stock has 1 warning sign investors should review. Among 849 Vehicles & Parts companies, Douglas Dynamics ranks worse than 64.78% on this metric.
As of today (2026-08-30), Douglas Dynamics's current share price is $41.82. Douglas Dynamics's E10 for the quarter that ended in Jun. 2026 was $1.53. Douglas Dynamics's Shiller PE Ratio for today is 27.33.
The historical rank and industry rank for Douglas Dynamics's Shiller PE Ratio or its related term are showing as below:
PLOW'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 15.13 Med: 28.02 Max: 48.75
Current: 27.39
During the past years, Douglas Dynamics's highest Shiller PE Ratio was 48.75. The lowest was 15.13. And the median was 28.02.
PLOW's Shiller PE Ratio is ranked worse than 64.78% of 849
companies
in the Vehicles & Parts industry
Industry Median: 19.65
vs PLOW: 27.39
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.
Douglas Dynamics's adjusted earnings per share data for the three months ended in Jun. 2026 was $1.070. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is $1.53 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Douglas Dynamics (NYSE:PLOW) 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.
Douglas Dynamics Shiller PE Ratio Related Terms
Douglas Dynamics Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Douglas Dynamics'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.
PLOW vs FOXF, SMP, THRM: Shiller PE Ratio Comparison
For the Auto Parts subindustry, Douglas Dynamics'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.
Douglas Dynamics Shiller PE Ratio vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Douglas Dynamics's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Douglas Dynamics'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.
Douglas Dynamics's E10 for the quarter that ended in Jun. 2026 is calculated as:
For example, Douglas Dynamics'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.
Douglas Dynamics (PLOW) has a Shiller PE Ratio of 27.33 as of Aug. 30, 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 Douglas Dynamics and its competitors. This is near median its historical median of 28.02. Over the past decade, Douglas Dynamics' Shiller PE Ratio has ranged from 15.13 to 48.75. According to the industry distribution chart, Douglas Dynamics ranks #550 out of 849 companies in the Vehicles & Parts industry, placing it in the top 64.8%.
Is Douglas Dynamics' Shiller PE Ratio too high?
Douglas Dynamics' current Shiller PE Ratio of 27.33 is near median its 10-year median of 28.02. Over the past 10 years, this metric has ranged from a low of 15.13 to a high of 48.75. The Vehicles & Parts industry median Shiller PE Ratio is 19.65. Douglas Dynamics' value of 27.33 is 39.1% above this industry median. Based on the distribution chart, Douglas Dynamics ranks #550 out of 849 companies in the Vehicles & Parts industry, which is below the industry midpoint. Overall, Douglas Dynamics has a GF Score™ of 77/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Douglas Dynamics' Shiller PE Ratio compare to FOXF and SMP?
According to the Vehicles & Parts industry distribution chart, Douglas Dynamics ranks #550 out of 849 companies for Shiller PE Ratio. This places Douglas Dynamics in the lower half of its industry. The industry median Shiller PE Ratio is 19.65. Douglas Dynamics' value of 27.33 is 39.1% above this benchmark. Historically, Douglas Dynamics' own Shiller PE Ratio has ranged from 15.13 to 48.75 over the past decade. While the company's 10-year median is 28.02 vs. the industry median of 19.65, Douglas Dynamics 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 19.65, based on 849 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. Douglas Dynamics's current Shiller PE Ratio of 27.33 is 39.1% 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 Douglas Dynamics and its competitors. For the Vehicles & Parts industry, the median Shiller PE Ratio is 19.65 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Douglas Dynamics's current Shiller PE Ratio is 27.33, which is near median its own 10-year median of 28.02. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Douglas Dynamics stock overvalued right now?
Based on GuruFocus' analysis, Douglas Dynamics (PLOW) is currently considered Modestly Overvalued. The stock's GF Value™ is $34.31, compared to a current price of $41.82 — trading 21.9% above its estimated fair value. The current Shiller PE Ratio is 27.33, which is near median its 10-year median of 28.02 and 39.1% above the Vehicles & Parts industry median of 19.65. Douglas Dynamics' overall GF Score™ is 77/100 with 1 warning sign 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 Douglas Dynamics (PLOW), the current Shiller PE Ratio is 27.33 as of Aug. 30, 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 Douglas Dynamics (PLOW) Overvalued in 2026?
Based on GuruFocus' analysis, Douglas Dynamics stock appears to be overvalued.
The current stock price of $41.82 is trading 21.9% above its estimated GF Value™ of $34.31.
GuruFocus considers Douglas Dynamics to be Modestly Overvalued.
Key valuation signals for PLOW:
Shiller PE Ratio: 27.33 (near median its 10-year median of 28.02)
GF Value™: $34.31 vs. price of $41.82 (21.9% above fair value)
Industry Position: 39.1% above the Vehicles & Parts median (#550 of 849)
No single metric tells the full story. See the PLOW stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Douglas Dynamics Inc is a manufacturer and upfitter of commercial vehicle attachments and equipment. The Company's portfolio includes snow and ice management attachments sold under the BLIZZARD, FISHER, HENDERSON, SNOWEX, and WESTERN brands, turf care equipment under the TURFEX brand, and industrial maintenance equipment under the SWEEPEX brand. The Company's portfolio also includes the upfit of attachments and storage solutions under the HENDERSON brand, and the DEJANA brand and its related sub-brands. The Company also leases fifteen manufacturing upfit and service facilities located in Iowa, Maryland, Missouri, New Jersey, New York, Ohio, Pennsylvania, and Rhode Island. The Company conducts business in two segments: Work Truck Attachments and Work Truck Solutions.
77GF Score
Get the complete analysis for PLOW
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
PLOW has been successfully added to your 
