New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Langan May 19, 2017 at 3:59 PM 512 GNC 7.28 GNC Holdings Inc is number 19 out of 100 Top trading stocks today. $GNC +0.29 +4.15% 100 day average volume 3,900,304 with 68,400 outstanding shares. Newer Older