Credit Card companies shares down at 10 a.m.

Shares of some top credit card companies are down at 10 a.m.:

American Express Co. fell $.93 or 1.0 percent, to $93.71.

Capital One Financial Corp. fell $.67 or .8 percent, to $81.66.

Discover Financial Services fell $.58 or .9 percent, to $61.18.

Mastercard fell $.35 or .5 percent, to $72.69.

Visa Inc. fell $.88 or .4 percent, to $208.18.