KRTX - Nuance Communication leads after hour gainers November, 20 2019 05:33 PM Karuna Therapeutics Inc. Gainers: NUAN +8.3%. KRTX +3.7%. NNBR +3.7%. TIF +3.4%. JACK +2.9%.More news on: Nuance Communications, Inc., Karuna Therapeutics, Inc., NN, Inc., Stocks on the move, Read more ...