It has been about a month since the last earnings report for Markel Group (MKL) . Shares have added about 1.6% in that time frame, underperforming the S&P 500.Will the recent positive trend continue leading up to its next earnings release, or is Markel Group 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. Markel's Q2 Earnings Beat Estimates, Revenue ...