Exelon (NASDAQ: EXC) reported quarterly earnings of $0.43 per share which missed the analyst consensus estimate of $0.44 by 2.27 percent. This is a 10.26 percent increase over earnings of $0.39 per share from the same period last year. The company reported quarterly sales of $5.967 billion which beat the analyst consensus estimate of $5.638 billion by 5.84 percent. This is a 9.95 percent increase over sales of $5.427 billion the same period last year.