Comerica (NYSE:CMA) reported quarterly earnings of $1.84 per share. This is a 29.23 percent decrease over earnings of $2.60 per share from the same period last year. The company reported quarterly sales of $896.00 million which beat the analyst consensus estimate of $878.71 million by 1.97 percent. This is a 9.04 percent decrease over sales of $985.00 million the same period last year.