Packaging Corp of America (NYSE:PKG) reported quarterly earnings of $2.40 per share which beat the analyst consensus estimate of $2.13 by 12.68 percent. This is a 3.9 percent increase over earnings of $2.31 per share from the same period last year. The company reported quarterly sales of $2.368 billion which missed the analyst consensus estimate of $2.417 billion by 2.02 percent. This is a 10.60 percent increase over sales of $2.141 billion the same period last year.