Shares of some top credit card companies are mixed at 1 p.m.:
American Express Co. rose $.77 or 1.2 percent, to $64.89.
Capital One Financial Corp. rose $.34 or .6 percent, to $54.29.
Discover Financial Services rose $.81 or 2.0 percent, to $41.39.
Mastercard fell $1.36 or .3 percent, to $525.74.
Visa Inc. rose $.56 or .3 percent, to $160.85.








