Dicerna leaps in trading debut

RNAi play Dicerna Pharmaceuticals Inc. (NASDAQ:DRNA) jumped $30.50 (203%) to $45.50 in its first day of trading on Thursday. Dicerna raised $90 million in an IPO on Wednesday through the sale of 6 million shares at $15, which valued the company at $294.4 million. With Thursday's move, Dicerna is valued at $756.6 million. ...