Builders FirstSource (NYSE: BLDR) reported quarterly earnings of $1.12 per share which missed the analyst consensus estimate of $1.22 by 7.97 percent. This is a 51.52 percent decrease over earnings of $2.31 per share from the same period last year. The company reported quarterly sales of $3.358 billion which missed the analyst consensus estimate of $3.459 billion by 2.91 percent. This is a 12.09 percent decrease over sales of $3.820 billion the same period last year.