Ero Copper (NYSE:ERO) reported quarterly earnings of $0.35 per share which beat the analyst consensus estimate of $0.20 by 75 percent. This is a 118.75 percent increase over earnings of $0.16 per share from the same period last year. The company reported quarterly sales of $125.10 million which missed the analyst consensus estimate of $128.70 million by 2.80 percent. This is a 18.24 percent increase over sales of $105.80 million the same period last year.