Casey’s General Stores Inc. was the top-performing Iowa-based stock over the past five years, according to a recent analysis by financial technology company SmartAsset. Looking at the period between January 2011 and March 2016, SmartAsset’s analysis sought the companies with stock prices that have grown the fastest and paid the most in dividends while providing the least amount of risk to investors. SmartAsset considered three factors in the analysis: stock price, dividends paid and volatility, and found the risk-adjusted return of the stocks. Casey’s, with an average annual return of 21.9 percent, was followed by FBL Financial Group Inc. with a 20.5 percent return and Fidelity & Guaranty Life with a 16.8 percent return. To view the list of 10 Iowa stocks ranked, click here.