Why Is Exelixis (EXEL) Up 9% Since Last Earnings Report?

It has been about a month since the last earnings report for Exelixis (EXEL) . Shares have added about 9% in that time frame, outperforming the S&P 500.But investors have to be wondering, will the recent positive trend continue leading up to its next earnings release, or is Exelixis due for a pullback? Well, first let's take a quick look at the most recent earnings report in order to get a better handle on the recent drivers for Exelixis, Inc. before we dive into how investors and analysts have reacted as o ...