Morning Market Losers By: Benzinga via Benzinga October 27, 2014 at 10:07 AM EDT Pain Therapeutics (NASDAQ: PTIE) shares dipped 60.72% to $1.63 after Pfizer (NYSE: PFE) announced that it will discontinue deal on ... Read More >> Related Stocks: Akebia Therapeutics Durect Corp Gopro Inc Cl A Huntsman Corp Pfizer Precision Drilling Corp Regulus Therapeutics Sarepta Therapeutics