A month has gone by since the last earnings report for UBS (UBS) . Shares have added about 8.5% in that time frame, outperforming the S&P 500.Will the recent positive trend continue leading up to its next earnings release, or is UBS 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. UBS Group Q1 Earnings & Revenues Jump Y/Y, Expenses RiseUBS Group AG r ...