Builders FirstSource (NYSE:BLDR) reported quarterly earnings of $1.17 per share which missed the analyst consensus estimate of $1.27 by 7.87 percent. This is a 50.84 percent decrease over earnings of $2.38 per share from the same period last year. The company reported quarterly sales of $3.863 billion which missed the analyst consensus estimate of $3.922 billion by 1.51 percent. This is a 8.76 percent decrease over sales of $4.234 billion the same period last year.