New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Langan Jun 21, 2017 at 12:11 PM 149 PI 54.60 Impinj Inc is number 47 out of 100 Top trading stocks today. $PI -0.08 -0.15% 100 day average volume 748,198 with 20,640 outstanding shares. Newer Older