Protagonist Therapeutics (NASDAQ:PTGX) reported quarterly losses of $(0.19) per share which missed the analyst consensus estimate of $0.18 by 205.56 percent. This is a 105.83 percent decrease over earnings of $3.26 per share from the same period last year. The company reported quarterly sales of $28.32 million which missed the analyst consensus estimate of $30.44 million by 6.97 percent. This is a 88.89 percent decrease over sales of $254.95 million the same period last year.