NASDAQ
Martin Marietta Materials, Inc. (MLM) has a market cap of $32.18B as of Friday, May 22, 2026. The MLM market cap is down 12.60% over the past 30 days and has declined 5.49% over the past year. Market capitalization represents the total market value of a company's outstanding shares, calculated by multiplying the stock price by the total number of shares outstanding.
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