Shares of Winnebago Industries, Inc. skyrocketed by 8.99% yesterday after the company posted stronger-than-expected fiscal 2015 third quarter financial results. The manufacturer of recreation vehicles reported revenues of $266.5 million for the quarter, a 7.6% growth compared to the revenues of $247.7 million achieved in the fiscal third quarter of 2014, and ahead of the estimates of $261 million.