'Kirkland Signature is Costco's not-so-secret weapon,' according to Spieckerman. By selling its own brand - often made by the same manufacturers behind premium labels - Costco earns higher margins ...

You can also email your answer and comments about your Costco items you love. Send it to [email protected].

For those considering a Costco Gold Star Membership, this promotion provides an added reason to sign up now rather than later. Get a 1-year Costco Gold Star Membership + a $20 Digital Costco Shop Card ...

From impressive discounts to membership perks, these big-box stores parallel each other, but Sam's Club has proved itself a stronger competitor in some ways.

The retailer is either pre-emptively keeping those expensive parts out of the hands of shoplifters... or said shoplifters ...

For years, Costco's food court has been something of a retail legend. The iconic hot dog and soda combo, frozen at a shocking ...

Amazon is planning its first big-box supercenter in the Chicago suburbs, in an effort to compete with retail and grocery giants like Costco and Walmart. Amazon also announced that it's closing Amazon ...

When most people think of a Costco membership, the first things that come to mind are bulk groceries, discounted gas, and ...

Every weekday, the Investing Club releases the Homestretch; an actionable afternoon update just in time for the last hour of ...

This retail stock's price has risen 540% in the past decade, even though it's trading 9% below its peak (as of Jan. 23).

Costco faces a class-action lawsuit over alleged false "no preservatives" claims on its popular Kirkland rotisserie chicken, ...

If you want to buy gold from Costco, you must have a membership. Costco offers two types: The most basic Gold Star membership ...