Retail giant Costco Wholesale (COST) reported strong January sales, with net sales up 9.2% year-over-year to $19.51 billion.

Stripping out currency and gas price fluctuations, Costco’s same-store sales rose 9.8% year over year. The first month of the ...

Costco sells nearly everything, but shoppers are frustrated by the lack of these must-have items in stores. See what’s ...

If you're planning to buy electronics, furniture, or house essentials, you should definitely check out Costco's February online deal.

Buying soda in bulk is cheap at the big-box retailer, but is it actually worth it? We asked a money expert to explain.