Monday's 7 Biggest Mid-Day Losers By: Benzinga via Benzinga June 06, 2016 at 12:44 PM EDT ProNAi Therapeutics Inc (NASDAQ: DNAI) shares 65.78 percent to $2.18 in pre-market trading after the company reported interim data ... Read More >> Related Stocks: Adamis Pharmaceuticl Mirati Therapeutics Ocular Therapeut Sturm Ruger & Company