12 Biggest Mid-Day Losers For Wednesday By: Benzinga via Benzinga September 21, 2016 at 13:03 PM EDT Mast Therapeutics Inc (NYSE: MSTX) shares tumbled 80.3 percent to $0.116 after the company announced its phase-3 EPIC ... Read More >> Related Stocks: Airgain Inc American Airlines Gp CarMax Caredx Inc Children's Place Inc LA Jolla Pharma Pacira Pharm Inc Skechers USA Ord Shs Cl A Sorl Auto Parts Inc West Pharmaceutical Services