Vertex, Inc. (NASDAQ:VERX – Get Rating) shares traded up 4.2% during mid-day trading on Tuesday . The stock traded as high as $20.38 and last traded at $20.33. 210,870 shares changed hands during mid-day trading, a decline of 26% from the average session volume of 286,496 shares. The stock had previously closed at $19.51. Analyst […]