The shares of FedEx Corporation (NYSE:FDX) are trading at nearly three-year highs today after earnings, last seen up 14.2% at $292.78. The shipping firm reported fiscal fourth-quarter adjusted earnings of $5.41 per share on revenue of $22.11 billion, both of which beat Wall Street's estimates, and a 16% drop in capital spending.As a result, FDX is seeing enhanced options activity, with 99,000 calls and 62,000 puts traded so far -- 15 times the volume that's typically seen at this point. Most popular is the ...