Benzinga's Top #PreMarket Gainers By: Benzinga via Benzinga June 12, 2015 at 08:20 AM EDT OraSure Technologies, Inc. (NASDAQ: OSUR) shares rose 8.91 percent to $6.32 in pre-market trading after the company reported winning of ... Read More >> Related Stocks: Agios Pharmaceuticals Calithera Biosci Com Orasure Tech Inc Twitter, Inc.