Why TJX Companies Stock Just Jumped 6%

Yes, TJX had a great second quarter. But does its stock now cost too much?Shares of The TJX Companies (TJX 6.13%) -- probably better known to shoppers as T.J. Maxx -- ran up 5.9% through 10:45 a.m. ET after the company announced a beat on both sales and earnings estimates Wednesday morning.Heading into the quarter, analysts forecast TJX would earn $0.92 per share on $13.3 billion in sales. In fact, it earned $0.96 per share, and its revenue approached $13.5 billion. TJX second-quarter earningsTJX reported a ...