Costco Wholesale (NASDAQ:COST) reported quarterly earnings of $4.58 per share which beat the analyst consensus estimate of $4.57 by 0.33 percent. This is a 13.93 percent increase over earnings of $4.02 per share from the same period last year. The company reported quarterly sales of $69.597 billion which beat the analyst consensus estimate of $69.294 billion by 0.44 percent. This is a 9.22 percent increase over sales of $63.723 billion the same period last year.