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Mueller IndustriesMLI +2.23%91 OCF Margin % is 14.86% as of Jun. 2026, which is 61% above its 10-year median of 9.25. GuruFocus rates MLI with a GF Score™ of 91/100 and a GF Value™ of $40.86 (Significantly Overvalued). The stock has 3 warning signs investors should review. Among 3,040 Industrial Products companies, Mueller Industries ranks better than 81.22% on this metric.
The historical rank and industry rank for Mueller Industries's OCF Margin % or its related term are showing as below:
MLI'
s OCF Margin % Range Over the Past 10 Years
Min: 1.94 Med: 9.25 Max: 19.67
Current: 15.95
During the past 13 years, the highest OCF Margin % of Mueller Industries was 19.67%. The lowest was 1.94%. And the median was 9.25%.
MLI's OCF Margin % is ranked better than 81.22% of 3040
companies
in the Industrial Products industry
Industry Median: 7.07
vs MLI: 15.95
Mueller Industries OCF Margin % Related Terms
Mueller Industries OCF Margin % Historical Data
* Premium members only.
The historical data trend for Mueller Industries's OCF Margin % 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.
For the Metal Fabrication subindustry, Mueller Industries's OCF Margin %, along with its competitors' market caps and OCF Margin % 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 OCF Margin % vs Industrial Products Industry
For the Industrial Products industry and Industrials sector, Mueller Industries's OCF Margin % distribution charts can be found below:
* The bar in red indicates where Mueller Industries's OCF Margin % falls into.
* 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.
Mueller Industries (MLI) has a OCF Margin % of 14.86% as of Jun. 2026. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Mueller Industries and its competitors. This is 61% above median its historical median of 9.25. Over the past decade, Mueller Industries' OCF Margin % has ranged from 1.94 to 19.67. According to the industry distribution chart, Mueller Industries ranks #571 out of 3040 companies in the Industrial Products industry, placing it in the top 18.8%.
Is Mueller Industries' OCF Margin % too high?
Mueller Industries' current OCF Margin % of 14.86% is 61% above median its 10-year median of 9.25. Over the past 10 years, this metric has ranged from a low of 1.94 to a high of 19.67. The Industrial Products industry median OCF Margin % is 7.07. Mueller Industries' value of 14.86% is 110.2% above this industry median. Based on the distribution chart, Mueller Industries ranks #571 out of 3040 companies in the Industrial Products industry, which is in the top quartile — a strong position relative to peers. Overall, Mueller Industries has a GF Score™ of 91/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Mueller Industries' OCF Margin % compare to CMC and ESAB?
According to the Industrial Products industry distribution chart, Mueller Industries ranks #571 out of 3040 companies for OCF Margin %. This places Mueller Industries in the top 19% of its industry — outperforming the majority of peers. The industry median OCF Margin % is 7.07. Mueller Industries' value of 14.86% is 110.2% above this benchmark. Historically, Mueller Industries' own OCF Margin % has ranged from 1.94 to 19.67 over the past decade. While the company's 10-year median is 9.25 vs. the industry median of 7.07, 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 OCF Margin % for an Industrial Products company?
The median OCF Margin % among Industrial Products companies is 7.07, based on 3,040 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Mueller Industries's current OCF Margin % of 14.86% is 110.2% 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 OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Mueller Industries and its competitors. For the Industrial Products industry, the median OCF Margin % is 7.07 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Mueller Industries's current OCF Margin % is 14.86%, which is 61% above median its own 10-year median of 9.25. 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 Significantly Overvalued. The stock's GF Value™ is $40.86, compared to a current price of $66.86 — trading 63.6% above its estimated fair value. The current OCF Margin % is 14.86%, which is 61% above median its 10-year median of 9.25 and 110.2% above the Industrial Products industry median of 7.07. Mueller Industries' overall GF Score™ is 91/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For Mueller Industries (MLI), the current OCF Margin % is 14.86% as of Jun. 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 $66.86 is trading 63.6% above its estimated GF Value™ of $40.86.
GuruFocus considers Mueller Industries to be Significantly Overvalued.
Key valuation signals for MLI:
OCF Margin %: 14.86% (61% above median its 10-year median of 9.25)
GF Value™: $40.86 vs. price of $66.86 (63.6% above fair value)
Industry Position: 110.2% above the Industrial Products median (#571 of 3040)
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.
91GF Score
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