CenterPoint Energy (NYSE:CNP) reported quarterly earnings of $0.40 per share which beat the analyst consensus estimate of $0.37 by 8.11 percent. This is a 33.33 percent increase over earnings of $0.30 per share from the same period last year. The company reported quarterly sales of $2.152 billion which beat the analyst consensus estimate of $2.125 billion by 1.28 percent. This is a 10.70 percent increase over sales of $1.944 billion the same period last year.