Have you been paying attention to shares of Casey's General Stores (CASY) ? Shares have been on the move with the stock up 6.6% over the past month. The stock hit a new 52-week high of $401.17 in the previous session. Casey's General Stores has gained 45.8% since the start of the year compared to the 21.1% move for the Zacks Retail-Wholesale sector and the 45.8% return for the Zacks Retail - Convenience Stores industry. What's Driving the Outperformance? The stock has an impressive record of positive earnin ...