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Company Profile

MLM insider trades (13 months) →

Today's multi-factor rank: 289 of 466 · see the ranking

Martin Marietta Materials, Inc. (MLM): Quantitative Analysis

Martin Marietta Materials, Inc. (MLM) — Basic Materials — Building Materials. MLM is in the S&P 500 today. Model factor scores and market data, recalculated every trading day.

So far in 2026, MLM has returned −20.8% against +12.2% for the S&P 500 (SPY): total return, dividends included on both sides, from Dec 31, 2025 to Sep 18, 2026.

MLM ranks 289 of 466 on today's multifactor score, and 7 of the 20 Basic Materials companies that score. Its strongest factor is value (Z 0.19, ranked 159 of 494); its weakest is momentum (Z -0.85, ranked 418 of 497). Each factor ranks only the companies with data for it, and the multifactor score only those with all four: that is why the totals differ.

Factor scores

The Z-Score is how many standard deviations the company sits from the index average: 0 is average, positive is better than average, negative is worse.

FactorZ-ScoreRank
Multifactor-0.135289 of 466 ↑1
Momentum-0.850418 of 497 ↑4
Value0.192159 of 494 ↓7
Quality0.015203 of 473 =
Growth0.104142 of 494 ↑1

Market data

MetricValue
Price$490.64
Market Cap34.84B
P/E31.90
Revenue (last 12 months)6.69B
Price / book2.55
Book value per share$192.27
52-week range$488.74 – $710.97
Dividend yield0.68%
Beta1.10
Average volume655,415
Shares outstanding71.02M
Short interest (% of float)4.26% (as of Aug 31, 2026)

When does MLM report earnings? 12 of its last 12, before the open →

What are MLM insiders doing? 61 transactions filed with the SEC, the last one on Sep 1, 2026 →

Data as of Sep 18, 2026. Source: point-in-time SEC fundamentals and closing prices. Method and formulas are on the home page.

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S&P 500 market gravity