Martin Marietta Materials (NYSE:MLM) reported quarterly earnings of $1.90 per share which beat the analyst consensus estimate of $1.84 by 3.26 percent. This is a 1.55 percent decrease over earnings of $1.93 per share from the same period last year. The company reported quarterly sales of $1.35 billion which met the analyst consensus estimate. This is a 8.15 percent increase over sales of $1.25 billion the same period last year.