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 $.89 or .8 percent, to $115.38.

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Target fell $.35 or .6 percent, to $57.71.

Wal-Mart Stores Inc. fell $.87 or 1.2 percent, to $74.75.