Cameco (TSX:CCO) reported quarterly earnings of $0.18 per share which missed the analyst consensus estimate of $0.38 by 52.63 percent. This is a 74.65 percent decrease over earnings of $0.71 per share from the same period last year. The company reported quarterly sales of $814.000 million which missed the analyst consensus estimate of $823.028 million by 1.10 percent. This is a 7.18 percent decrease over sales of $877.000 million the same period last year.