Martin Marietta MaterialsMLM +1.02%90 Pretax Margin % is 8.59% as of Mar. 2026, which is 49% below its 10-year median of 16.81. GuruFocus rates MLM with a GF Score™ of 90/100 and a GF Value™ of $656.87 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 404 Building Materials companies, Martin Marietta Materials ranks better than 83.17% on this metric.
The historical rank and industry rank for Martin Marietta Materials's Pretax Margin % or its related term are showing as below:
MLM'
s Pretax Margin % Range Over the Past 10 Years
Min: 13.57 Med: 16.81 Max: 41.79
Current: 19.19
MLM's Pretax Margin % is ranked better than 83.17% of 404
companies
in the Building Materials industry
Industry Median: 5.99
vs MLM: 19.19
Martin Marietta Materials (NYSE:MLM) Pretax Margin % Explanation
The pretax margin, as know as pretax profit margin, is widely used to measure the operating efficiency of a company before deducting taxes.
The pretax margin is sometimes preferred over the net margin as tax expenditures can make profitability comparisons between companies misleading.
It is a useful tool to compare companies operating in the same sector and less effective when comparing companies from other sectors as each industry generally has different operating expenses and sales patterns.
The long term trend of the pretax margin is a good indicator of the competitiveness and health of the business.
Martin Marietta Materials Pretax Margin % Related Terms
Martin Marietta Materials Pretax Margin % Historical Data
* 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 Building Materials subindustry, Martin Marietta Materials's Pretax Margin %, along with its competitors' market caps and Pretax 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.
Martin Marietta Materials Pretax Margin % vs Building Materials Industry
For the Building Materials industry and Basic Materials sector, Martin Marietta Materials's Pretax Margin % distribution charts can be found below:
* The bar in red indicates where Martin Marietta Materials's Pretax 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.
Martin Marietta Materials (MLM) has a Pretax Margin % of 8.59% as of Mar. 2026. Pre-Tax margin is the ratio of total pre-tax income to net sales. View historical data on Martin Marietta Materials and its competitors. This is 49% below median its historical median of 16.81. Over the past decade, Martin Marietta Materials' Pretax Margin % has ranged from 13.57 to 41.79. According to the industry distribution chart, Martin Marietta Materials ranks #68 out of 404 companies in the Building Materials industry, placing it in the top 16.8%.
Is Martin Marietta Materials' Pretax Margin % too high?
Martin Marietta Materials' current Pretax Margin % of 8.59% is 49% below median its 10-year median of 16.81. Over the past 10 years, this metric has ranged from a low of 13.57 to a high of 41.79. The Building Materials industry median Pretax Margin % is 5.99. Martin Marietta Materials' value of 8.59% is 43.4% above this industry median. Based on the distribution chart, Martin Marietta Materials ranks #68 out of 404 companies in the Building Materials industry, which is in the top quartile — a strong position relative to peers. Overall, Martin Marietta Materials has a GF Score™ of 90/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Martin Marietta Materials' Pretax Margin % compare to VMC and JHX?
According to the Building Materials industry distribution chart, Martin Marietta Materials ranks #68 out of 404 companies for Pretax Margin %. This places Martin Marietta Materials in the top 17% of its industry — outperforming the majority of peers. The industry median Pretax Margin % is 5.99. Martin Marietta Materials' value of 8.59% is 43.4% above this benchmark. Historically, Martin Marietta Materials' own Pretax Margin % has ranged from 13.57 to 41.79 over the past decade. While the company's 10-year median is 16.81 vs. the industry median of 5.99, Martin Marietta Materials 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 Pretax Margin % for a Building Materials company?
The median Pretax Margin % among Building Materials companies is 5.99, based on 404 companies in the industry. Companies in the top quartile (top 25%) have a Pretax Margin % significantly above this median, while those in the bottom quartile fall well below. However, Pretax Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Martin Marietta Materials's current Pretax Margin % of 8.59% is 43.4% 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 Pretax Margin % mean?
A high Pretax Margin % can signal that a stock is expensive relative to its fundamentals. Pre-Tax margin is the ratio of total pre-tax income to net sales. View historical data on Martin Marietta Materials and its competitors. For the Building Materials industry, the median Pretax Margin % is 5.99 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Martin Marietta Materials's current Pretax Margin % is 8.59%, which is 49% below median its own 10-year median of 16.81. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Martin Marietta Materials stock overvalued right now?
Based on GuruFocus' analysis, Martin Marietta Materials (MLM) is currently considered Modestly Undervalued. The stock's GF Value™ is $656.87, compared to a current price of $577.72 — trading 12% below its estimated fair value. The current Pretax Margin % is 8.59%, which is 49% below median its 10-year median of 16.81 and 43.4% above the Building Materials industry median of 5.99. Martin Marietta Materials' overall GF Score™ is 90/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Pretax Margin % calculated?
Pretax Margin % is calculated from a company's financial statements. For Martin Marietta Materials (MLM), the current Pretax Margin % is 8.59% as of Mar. 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 Martin Marietta Materials (MLM) Overvalued in 2026?
Based on GuruFocus' analysis, Martin Marietta Materials stock appears to be undervalued.
The current stock price of $577.72 is trading 12% below its estimated GF Value™ of $656.87.
GuruFocus considers Martin Marietta Materials to be Modestly Undervalued.
Key valuation signals for MLM:
Pretax Margin %: 8.59% (49% below median its 10-year median of 16.81)
GF Value™: $656.87 vs. price of $577.72 (12% below fair value)
Industry Position: 43.4% above the Building Materials median (#68 of 404)
No single metric tells the full story. See the MLM stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Martin Marietta Materials is one of the United States' largest producer of construction aggregates (crushed stone, sand, and gravel). In 2024, Martin Marietta sold 191 million tons of aggregates. Martin Marietta's most important markets include Texas, North Carolina, Colorado, California, and Georgia, accounting for most of its sales. The company also uses its aggregates in its asphalt and ready-mixed concrete businesses. Martin's magnesia specialties business produces magnesia-based chemical products and dolomitic lime.
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