Quanex Building Prods (NYSE:NX) reported quarterly earnings of $0.69 per share which missed the analyst consensus estimate of $0.84 by 18.15 percent. This is a 5.48 percent decrease over earnings of $0.73 per share from the same period last year. The company reported quarterly sales of $495.27 million which beat the analyst consensus estimate of $491.65 million by 0.74 percent. This is a 76.67 percent increase over sales of $280.35 million the same period last year.