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Martin Marietta Materials Inc

Exchange: NYSESector: Basic MaterialsIndustry: Building Materials

Martin Marietta, a member of the S&P 500 Index, is an American-based company and a leading supplier of building materials, including aggregates, cement, ready mixed concrete and asphalt. Through a network of operations spanning 28 states, Canada and The Bahamas, dedicated Martin Marietta teams supply the resources necessary for building the solid foundations on which our communities thrive. Martin Marietta’s Magnesia Specialties business provides a full range of magnesium oxide, magnesium hydroxide and dolomitic lime products.

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Price sits at 47% of its 52-week range.

Current Price

$614.49

-0.74%

GoodMoat Value

$388.85

36.7% overvalued
Profile
Valuation (TTM)
Market Cap$37.06B
P/E14.63
EV$40.47B
P/B3.69
Shares Out60.31M
P/Sales5.66
Revenue$6.55B
EV/EBITDA11.57

Martin Marietta Materials Inc (MLM) Valuation

GoodMoat Analysis

Based on data as of March 26, 2026

Martin Marietta Materials appears unfavourable from a value investing perspective. The current price of $589.42 is significantly above the GoodMoat Target of $374.83, implying a negative margin of safety. Its P/E of 31.3x is also high relative to its own historical norms and sector averages.

Read full analysis
Based on the GoodMoat Investment Framework's valuation assessment, Martin Marietta Materials (MLM) is trading at a price that does not offer a margin of safety. The GoodMoat Target, representing a fair value estimate, is $374.83. The current price of $589.42 is approximately 57% above this target, resulting in a negative margin of safety. According to the framework's bands, a margin of safety below 10% is considered 'Unfavourable,' and this significant premium clearly falls into that category. The stock's forward P/E of 31.3x is elevated. While the framework notes a P/E of 25-26x can be reasonable for a high-growth company, MLM's revenue growth is 8.6% YoY, which does not justify such a premium multiple. This P/E is likely at the high end of its historical range and above the sector average for basic materials, indicating the market is pricing in near-perfect execution. The free cash flow yield of 2.8% (implying a P/FCF of ~36x) further supports the view that the valuation is full. For a value investor seeking a margin of safety, the current price does not appear attractive relative to the estimated intrinsic value or the company's growth profile. Analysis based on data as of 2024-05-15.

MLM Fair Value Estimate

$388.8536.7% overvalued

Blended fair value estimate based on DCF, Graham Number, and earnings-based models.

MLM Valuation Metrics

FCF$978.00M
FCF Growth Rate9.33%
EPS Growth (CAGR)10.88%
WACC10.00%

MLM Valuation & Fair Value Analysis

Martin Marietta Materials Inc (MLM) valuation analysis using multiple fair value methodologies. GoodMoat calculates a blended fair value target using discounted cash flow (DCF) analysis, the Graham Number, and earnings-based valuation models.

The GoodMoat Fair Value target for Martin Marietta Materials Inc is $388.85. The current stock price is $614.49, suggesting the stock is 58.0% overvalued.

The price-to-earnings (P/E) ratio is 14.63. Price-to-book ratio is 3.69. Price-to-sales ratio is 5.66. Enterprise value to EBITDA is 11.57. PEG ratio is 0.01.

GoodMoat's valuation models include the Graham Number (based on EPS and book value), an earnings-based model (discounted future EPS), and a PEG-adjusted valuation. The three models are averaged to produce a blended fair value estimate. Use these tools alongside the DCF calculator and reverse DCF to form a comprehensive view of Martin Marietta Materials Inc's intrinsic value.