Benzinga's Top #PreMarket Gainers By: Benzinga via Benzinga October 05, 2015 at 08:13 AM EDT Spark Therapeutics Inc (NASDAQ: ONCE) shares rose 63.90 percent to $72.00 in pre-market trading following announcement pivotal Phase ... Read More >> Related Stocks: ANI Pharma Inc Amicus Therapeutics Boston Scientific General Electric Spark Therap