New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Langan Dec 28, 2016 at 12:49 PM IMPV 37.45 Imperva Inc is number 91 out of 100 Top trading stocks today. $IMPV -1.15 -2.98% 100 day average volume 924,290 with 32,610 outstanding shares. Newer Older