Compass Minerals Intl (NYSE:CMP) reported quarterly earnings of $0.63 per share which met the analyst consensus estimate. This is unchanged from the same period last year. The company reported quarterly sales of $453.200 million which beat the analyst consensus estimate of $437.333 million by 3.63 percent. This is a 8.37 percent decrease over sales of $494.600 million the same period last year.