Tsakos Energy Navigation (NYSE:TEN) reported quarterly earnings of $1.70 per share which beat the analyst consensus estimate of $0.67 by 153.73 percent. This is a 304.76 percent increase over earnings of $0.42 per share from the same period last year. The company reported quarterly sales of $222.101 million which beat the analyst consensus estimate of $197.650 million by 12.37 percent. This is a 17.98 percent increase over sales of $188.260 million the same period last year.