MPLX (NYSE: MPLX) reported quarterly earnings of $1.10 per share which beat the analyst consensus estimate of $0.94 by 17.02 percent. This is a 41.03 percent increase over earnings of $0.78 per share from the same period last year. The company reported quarterly sales of $2.97 billion which beat the analyst consensus estimate of $2.85 billion by 4.07 percent. This is a 11.42 percent increase over sales of $2.66 billion the same period last year.