DexCom (NASDAQ:DXCM) reported quarterly earnings of $0.70 per share which beat the analyst consensus estimate of $0.61 by 14.75 percent. This is a 45.83 percent increase over earnings of $0.48 per share from the same period last year. The company reported quarterly sales of $1.308 billion which beat the analyst consensus estimate of $1.290 billion by 1.41 percent. This is a 13.09 percent increase over sales of $1.157 billion the same period last year.