Tsakos Energy Navigation (NYSE:TEN) reported quarterly earnings of $0.42 per share which beat the analyst consensus estimate of $0.37 by 13.51 percent. The company reported quarterly sales of $188.26 million which beat the analyst consensus estimate of $166.22 million by 13.26 percent. This is a 14.52 percent decrease over sales of $220.24 million the same period last year.