 Evertec Inc NYSE:EVTC shares fell 5.8 during mid-day trading on Friday . The stock traded as low as 19.69 and last traded at 20.28, 521,587 shares changed hands during mid-day trading. An increase of 15 from the average session volume of 453,172 shares. The stock had previously closed at 21.52. Separately, Zacks Investment Research lowered ... 