A month has gone by since the last earnings report for Knight-Swift Transportation Holdings (KNX) . Shares have lost about 4% in that time frame, underperforming the S&P 500.But investors have to be wondering, will the recent negative trend continue leading up to its next earnings release, or is Knight-Swift 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 latest earnings report in order to get a better handle on the important catalys ...