W.W. Grainger (NYSE:GWW) reported quarterly earnings of $9.71 per share which missed the analyst consensus estimate of $9.78 by 0.72 percent. The company reported quarterly sales of $4.233 billion which missed the analyst consensus estimate of $4.244 billion by 0.25 percent. This is a 5.90 percent increase over sales of $3.997 billion the same period last year.