MLM Stock Summary and Trading Ideas (Martin Marietta Materials | NYSE:MLM)

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.

What symbol and exchange does Martin Marietta Materials shares trade?

Martin Marietta Materials trades on the NYSE stock market under the symbol MLM.

What is Martin Marietta Materials stock price doing today?

As of December 18, 2025, MLM stock price climbed to $627.38 with 434,551 million shares trading.

What is Martin Marietta Materials's Beta?

MLM has a beta of 0.58, meaning it tends to be less sensitive to market movements. MLM has a correlation of 0.27 to the broad based SPY ETF.

How much is Martin Marietta Materials worth?

MLM has a market cap of $37.83 billion. This is considered a Large Cap stock.

How much money does Martin Marietta Materials make?

Last quarter Martin Marietta Materials reported $2 billion in Revenue and $5.97 earnings per share. This fell short of revenue expectation by $-210 million and missed earnings estimates by -$.71.

What is the highest and lowest price Martin Marietta Materials traded in the last 3 year period?

In the last 3 years, MLM traded as high as $665.18 and as low as $317.94.

What are the top ETFs holding Martin Marietta Materials?

The top ETF exchange traded funds that MLM belongs to (by Net Assets): VTI, VOO, VO, IVV, SPY.

Is Martin Marietta Materials (MLM) a good investment?

MLM has outperformed the market in the last year with a price return of +17.7% while the SPY ETF gained +16.6%. However, in the short term, MLM had mixed performance relative to the market. It has underperformed in the last 3 months, returning +1.3% vs +2.7% return in SPY. But in the last 2 weeks, MLM shares have fared better than the market returning +1.4% compared to SPY -1.2%.

What are the support and resistance levels for Martin Marietta Materials (MLM)?

MLM support price is $610.13 and resistance is $627.89 (based on 1 day standard deviation move). This means that using the most recent 20 day stock volatility and applying a one standard deviation move around the stock's closing price, stastically there is a 67% probability that MLM shares will trade within this expected range on the day.