Costco — known for its large portions, baked chickens and food samples — is set to open its latest local store in Allen next ...

Evercore ISI Greg Melich said the +6% core compararable sales mark for Costco ( NASDAQ: COST) is tough to talk down on, but ...

Boasting a loyal fanbase, Costco has been around for over 40 years. A vintage news reel shows what it was like to shop at ...

Because executive-tier members get to shop during the half-hour before the store opens to the masses, here are your afternoon ...