MOUNT PROSPECT, IL - MAY 14: A shopper walks past an American Eagle Outfitters clothing store May 14, 2004 at a shopping mall in Mount Prospect, Illinois. American Eagle Outfitters reported a record 292 percent increase of first-quarter net income compared to the same quarter last year. (Photo by Tim Boyle/Getty Images)Getty ImagesAmerican Eagle Outfitters (NYSE: AEO) has jumped 40% in the past week following a stronger-than-anticipated second quarter. Despite this increase, the stock is priced at 18x earni ...