Big-box Retail companies shares down at 1 p.m.

IndustriesAssociated Press

Shares of some top big-box retail companies are down at 1 p.m.:

Costco Wholesale Corp. fell $.36 or .3 percent, to $117.72.

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Target fell $.05 or .1 percent, to $59.88.

Wal-Mart Stores Inc. fell $.32 or .4 percent, to $76.74.