TransAlta (NYSE:TAC) reported quarterly losses of $(0.04) per share which missed the analyst consensus estimate of $0.05 by 180 percent. This is a 75 percent increase over losses of $(0.16) per share from the same period last year. The company reported $429.618 million in sales this quarter. This is a 11.38 percent decrease over sales of $484.779 million the same period last year.