Karyopharm Therapeutics (NASDAQ:KPTI) reported quarterly losses of $(5.71) per share which missed the analyst consensus estimate of $(1.99) by 186.36 percent. This is a 58.61 percent decrease over losses of $(3.60) per share from the same period last year. The company reported quarterly sales of $34.079 million which missed the analyst consensus estimate of $35.112 million by 2.94 percent. This is a 11.58 percent increase over sales of $30.542 million the same period last year.