NPS Pharmaceuticals (NPSP -3.7%) gives back all its premarket gains and more, despite the...

|About: NPS Pharmaceuticals, Inc. (NPSP)|By:, SA News Editor

NPS Pharmaceuticals (NPSP -3.7%) gives back all its premarket gains and more, despite the postive Phase 3 results for its hypoparathyroid treatment earlier today. The company has been on a steady downtrend for most of this year, losing nearly 50% since hitting a 52-week high in May.