New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Langan Jan 26, 2017 at 11:54 AM 133 PTCT 13.75 Ptc Therapeutics Cmn is number 27 out of 100 Top trading stocks today. $PTCT +0.28 +2.08% 100 day average volume 1,681,648 with 34,250 outstanding shares. Newer Older