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Mueller IndustriesMLI +1.24%96 Shiller PE Ratio is 31.71 as of Sep. 07, 2026, which is 61% above its 10-year median of 19.64. GuruFocus rates MLI with a GF Score™ of 96/100 and a GF Value™ of $52.90 (Modestly Overvalued). The stock has 3 warning signs investors should review. Among 1,798 Industrial Products companies, Mueller Industries ranks worse than 54.45% on this metric.
The historical rank and industry rank for Mueller Industries's Shiller PE Ratio or its related term are showing as below:
MLI'
s Shiller PE Ratio Range Over the Past 10 Years
Min: 10.73 Med: 19.64 Max: 38.46
Current: 31.74
During the past years, Mueller Industries's highest Shiller PE Ratio was 38.46. The lowest was 10.73. And the median was 19.64.
MLI's Shiller PE Ratio is ranked worse than 54.45% of 1798
companies
in the Industrial Products industry
Industry Median: 29.015
vs MLI: 31.74
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.
Mueller Industries's adjusted earnings per share data for the three months ended in Jun. 2026 was $1.130. Add all the adjusted EPS for the past 10 years together and divide 10 will get our E10, which is $2.01 for the trailing ten years ended in Jun. 2026.
Shiller PE for Stocks: The True Measure of Stock Valuation
Mueller Industries (NYSE:MLI) 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.
Mueller Industries Shiller PE Ratio Related Terms
Mueller Industries Shiller PE Ratio Historical Data
* Premium members only.
The historical data trend for Mueller Industries'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.
MLI vs CMC, ESAB, CRS: Shiller PE Ratio Comparison
For the Metal Fabrication subindustry, Mueller Industries'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.
Mueller Industries Shiller PE Ratio vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Mueller Industries's Shiller PE Ratio distribution charts can be found below:
* The bar in red indicates where Mueller Industries'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.
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.
Mueller Industries (MLI) has a Shiller PE Ratio of 31.71 as of Sep. 07, 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 Mueller Industries and its competitors. This is 61% above median its historical median of 19.64. Over the past decade, Mueller Industries' Shiller PE Ratio has ranged from 10.73 to 38.46. According to the industry distribution chart, Mueller Industries ranks #979 out of 1798 companies in the Industrial Products industry, placing it in the top 54.4%.
Is Mueller Industries' Shiller PE Ratio too high?
Mueller Industries' current Shiller PE Ratio of 31.71 is 61% above median its 10-year median of 19.64. Over the past 10 years, this metric has ranged from a low of 10.73 to a high of 38.46. The Industrial Products industry median Shiller PE Ratio is 29.02. Mueller Industries' value of 31.71 is 9.3% above this industry median. Based on the distribution chart, Mueller Industries ranks #979 out of 1798 companies in the Industrial Products industry, which is below the industry midpoint. Overall, Mueller Industries has a GF Score™ of 96/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Mueller Industries' Shiller PE Ratio compare to CMC and ESAB?
According to the Industrial Products industry distribution chart, Mueller Industries ranks #979 out of 1798 companies for Shiller PE Ratio. This places Mueller Industries in the lower half of its industry. The industry median Shiller PE Ratio is 29.02. Mueller Industries' value of 31.71 is 9.3% above this benchmark. Historically, Mueller Industries' own Shiller PE Ratio has ranged from 10.73 to 38.46 over the past decade. While the company's 10-year median is 19.64 vs. the industry median of 29.02, Mueller Industries 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 an Industrial Products company?
The median Shiller PE Ratio among Industrial Products companies is 29.02, based on 1,798 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. Mueller Industries's current Shiller PE Ratio of 31.71 is 9.3% 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 Mueller Industries and its competitors. For the Industrial Products industry, the median Shiller PE Ratio is 29.02 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Mueller Industries's current Shiller PE Ratio is 31.71, which is 61% above median its own 10-year median of 19.64. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Mueller Industries stock overvalued right now?
Based on GuruFocus' analysis, Mueller Industries (MLI) is currently considered Modestly Overvalued. The stock's GF Value™ is $52.90, compared to a current price of $63.74 — trading 20.5% above its estimated fair value. The current Shiller PE Ratio is 31.71, which is 61% above median its 10-year median of 19.64 and 9.3% above the Industrial Products industry median of 29.02. Mueller Industries' overall GF Score™ is 96/100 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 Mueller Industries (MLI), the current Shiller PE Ratio is 31.71 as of Sep. 07, 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 Mueller Industries (MLI) Overvalued in 2026?
Based on GuruFocus' analysis, Mueller Industries stock appears to be overvalued.
The current stock price of $63.74 is trading 20.5% above its estimated GF Value™ of $52.90.
GuruFocus considers Mueller Industries to be Modestly Overvalued.
Key valuation signals for MLI:
Shiller PE Ratio: 31.71 (61% above median its 10-year median of 19.64)
GF Value™: $52.90 vs. price of $63.74 (20.5% above fair value)
Industry Position: 9.3% above the Industrial Products median (#979 of 1798)
No single metric tells the full story. See the MLI stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Mueller Industries Inc makes copper, brass, aluminum, and plastic products. The company reports three business segments: piping systems, industrial metals, and climate. Piping systems, earning majority of the company's revenue, produces tubes, fittings, rods, valves, and other products and operates various firms world-wide. The industrial metals segment manufactures impacts and micro-gauge, brass rod and copper bar products, and brass value-added products. The climate segment produces items used to create temperature-control goods, including valves, twisted tubes, coaxial heat exchangers, and others. Geographically, it operates in USA, UK, Canada, Asia and the Middle East and Mexico.
96GF Score
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