Allot Communications (ALLT) shares soared 8.5% in the last trading session to close at $5.92. The move was backed by solid volume with far more shares changing hands than in a normal session. This compares to the stock's 24% gain over the past four weeks.The stock has recorded this price rise as the company benefits from growing top-tier customers and increased traction of its security solution among its customers’ subscriber base.This internet protocol services company is expected to post break-even quarte ...