New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Langan Apr 7, 2017 at 7:55 PM 134 PTCT 9.84 Ptc Therapeutics Cmn is number 66 out of 101 Top trading stocks today. $PTCT +0.11 +1.13% 100 day average volume 1,132,469 with 34,560 outstanding shares. Newer Older