Martin Marietta Materials (MLM): Evaluating Valuation After Mixed Q3 Beat on Growth but Miss on Estimates

Simply Wall St

Martin Marietta Materials (MLM) just posted Q3 results showing double digit revenue and earnings growth versus last year, but both missed Wall Street estimates, creating a mixed setup that is now shaping investor sentiment.

See our latest analysis for Martin Marietta Materials.

The latest results land after a strong run, with the share price now at $623.41 and a robust year to date share price return of 22.10% alongside a powerful five year total shareholder return of 142.05%. This suggests momentum is still broadly intact, even if expectations are getting tighter around each earnings print.

If this kind of steady compounding appeals, it could be a good moment to see what else is out there in infrastructure linked names and more niche building plays by exploring fast growing stocks with high insider ownership.

With the shares sitting close to analyst targets after years of strong compounding, the key question now is whether Martin Marietta still trades below its true worth, or if the market has already priced in the next leg of growth?

Most Popular Narrative Narrative: 6.4% Undervalued

With Martin Marietta Materials last closing at $623.41 against a narrative fair value of $666.29, the framework points to modest upside still on the table.

The analysts have a consensus price target of $648.227 for Martin Marietta Materials based on their expectations of its future earnings growth, profit margins and other risk factors. However, there is a degree of disagreement amongst analysts, with the most bullish reporting a price target of $725.0, and the most bearish reporting a price target of just $440.0.

Read the complete narrative.

Want to see what justifies paying up for a heavy materials business usually priced like a cyclical, not a compounding franchise? The narrative leans on steadily rising revenues, expanding margins and a future earnings multiple more often associated with growth leaders than quarry operators. Curious which long term earnings path and return assumptions turn those inputs into today’s fair value signal? Dive in to see the view that underpins this valuation roadmap.

Result: Fair Value of $666.29 (UNDERVALUED)

Have a read of the narrative in full and understand what's behind the forecasts.

However, slowing residential demand or weaker than expected infrastructure funding could quickly challenge the growth assumptions behind this modest undervaluation signal.

Find out about the key risks to this Martin Marietta Materials narrative.

Another Lens On Valuation

On earnings, the picture looks very different. Martin Marietta trades on a 31.8x price to earnings ratio, well above US peers at 26.2x, the global sector at 14.7x, and even our fair ratio of 23.2x. That implies the narrative may already be in the price, so what would make paying this premium still worthwhile?

See what the numbers say about this price — find out in our valuation breakdown.

NYSE:MLM PE Ratio as at Dec 2025

Build Your Own Martin Marietta Materials Narrative

If you are not fully convinced by this view, or would rather dig into the numbers yourself, you can build a custom narrative in just a few minutes: Do it your way.

A great starting point for your Martin Marietta Materials research is our analysis highlighting 1 key reward and 2 important warning signs that could impact your investment decision.

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.

Valuation is complex, but we're here to simplify it.

Discover if Martin Marietta Materials might be undervalued or overvalued with our detailed analysis, featuring fair value estimates, potential risks, dividends, insider trades, and its financial condition.

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