It has been about a month since the last earnings report for Unum (UNM) . Shares have lost about 5% in that time frame, underperforming the S&P 500.But investors have to be wondering, will the recent negative trend continue leading up to its next earnings release, or is Unum due for a breakout? Well, first let's take a quick look at the most recent earnings report in order to get a better handle on the recent catalysts for Unum Group before we dive into how investors and analysts have reacted as of late.Unu ...