A.O. Smith (NYSE:AOS) reported quarterly earnings of $0.85 per share which missed the analyst consensus estimate of $0.89 by 4.49 percent. This is a 12.37 percent decrease over earnings of $0.97 per share from the same period last year. The company reported quarterly sales of $912.400 million which missed the analyst consensus estimate of $954.008 million by 4.36 percent. This is a 7.66 percent decrease over sales of $988.100 million the same period last year.