Martin Marietta Materials (NYSE:MLM) reported quarterly earnings of $1.93 per share which beat the analyst consensus estimate of $1.91 by 1.05 percent. This is a 13.53 percent increase over earnings of $1.70 per share from the same period last year. The company reported quarterly sales of $1.362 billion which beat the analyst consensus estimate of $1.312 billion by 3.79 percent. This is a 17.21 percent increase over sales of $1.162 billion the same period last year.