Basically, when you examine Costco's valuation you can only come away with one take -- the stock is historically expensive. Yes, it is a good company, but it probably isn't a good stock to buy right ...

Unlike other retailers, Costco is opening and not closing more stores. Costco expects to open a dozen new stores across the U.S. this year, the wholesale retailer revealed in a second quarter ...

Costco reported a net income for the second quarter of $1.79 billion, or $4.02 per share, compared with a net income of $1.74 ...