Iamgold (NYSE:IAG) reported quarterly earnings of $0.42 per share which missed the analyst consensus estimate of $0.52 by 19.23 percent. This is a 223.08 percent increase over earnings of $0.13 per share from the same period last year. The company reported quarterly sales of $856.900 million which missed the analyst consensus estimate of $914.605 million by 6.31 percent. This is a 47.51 percent increase over sales of $580.900 million the same period last year.