APTX - After Hours Gainers / Losers March, 06 2019 05:33 PM Aptinyx Inc. Gainers: ALT +17.9%. HIIQ +9.7%. GWRE +8.1%. NGVC +7.0%. CMTL +7.0%. More news on: Altimmune, Inc., Health Insurance Innovations, Guidewire Software, Inc., Stocks on the move, Read more ...