Shares of some top credit card companies are down at 1 p.m.:

American Express Co. fell $1.90 or 2.1 percent, to $89.02.

Capital One Financial Corp. fell $1.44 or 1.8 percent, to $80.12.

Discover Financial Services fell $1.19 or 1.9 percent, to $61.36.

Mastercard fell $1.13 or 1.5 percent, to $74.78.

Visa Inc. fell $1.95 or .9 percent, to $212.12.