It has been about a month since the last earnings report for Diamondback Energy (FANG) . Shares have lost about 1.2% in that time frame, underperforming the S&P 500.Will the recent negative trend continue leading up to its next earnings release, or is Diamondback due for a breakout? Before we dive into how investors and analysts have reacted as of late, let's take a quick look at its most recent earnings report in order to get a better handle on the important catalysts. Diamondback Q2 Earnings Beat Estimate ...