New Post Public Reply Private Reply Replies (0) Message Board ← Newer Older → Langan Oct 2, 2017 at 12:22 PM 153 PI 40.93 Impinj Inc is number 59 out of 100 Top trading stocks today. $PI -0.68 -1.63% 100 day average volume 752,666 with 20,860 outstanding shares. Newer Older