When it comes to warehouse shopping, Costco is a household name that sparks loyalty among its members. From bulk groceries to ...

Reddit users tackled the topic: which U.S. state harbors the best Costco? Due to a vast selection and outdoor food court, we've got your answer.

Lululemon is accusing Costco of stealing from its "path-breaking" brand by selling dupes of its sweatshirts, jackets and pants.

Costco officially rolled out new shopping hours for its U.S. executive members on Monday.

Costco's new Kirkland Signature "Peaches and Cream Bar Cake" features vanilla cake with peach compote and whipped cream, earning rave reviews for its nice balance of sweetness and tang.

Lululemon is suing Costco, alleging that the discount wholesaler is selling knockoffs of its $128 pants and other pricey athleisure clothing.

In the 49-page lawsuit filed in California, Lululemon shows the alleged design similarities of its products with Costco’s, as well as the price differences.

Costco's exclusive new hours for its Executive Membership card holders went into effect on Monday, June 30.

Costco's Executive Members get an extra hour to shop as new hours take effect, starting June 30. Here's what changed.

Lululemon is suing Costco, alleging that the discount wholesaler is selling knockoffs of its $128 pants and other pricey athleisure clothing.

Costco also added new benefits to the $130 dollar membership tier in the same announcement. Here are the new shopping hours at Costco Warehouses for Executive Members. Need a break?

Costco warehouses will implement new hours beginning June 30 for its upper-level members. Here's what these changes will entail.