It has been about a month since the last earnings report for Wex (WEX) . Shares have added about 1.5% in that time frame, outperforming the S&P 500.Will the recent positive trend continue leading up to its next earnings release, or is Wex due for a pullback? Before we dive into how investors and analysts have reacted as of late, let's take a quick look at the most recent earnings report in order to get a better handle on the important drivers. WEX Q4 Earnings Beat EstimatesWEX reported impressive fourth-qua ...