W.W. Grainger (NYSE:GWW) reported quarterly earnings of $9.87 per share which missed the analyst consensus estimate of $10.06 by 1.89 percent. The company reported quarterly sales of $4.388 billion which missed the analyst consensus estimate of $4.401 billion by 0.30 percent. This is a 4.28 percent increase over sales of $4.208 billion the same period last year.