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

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 alleges that Costco has stolen the intellectual property of its Scuba hoodies and sweatshirts, Define jackets and ABC pants.

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

Costco will begin offering earlier shopping hours exclusively for executive members starting July 7, at warehouse clubs across the country.

Costco Executive Members in Texas now enjoy early access to locations every day. Discover updated store hours and perks in Dallas-Fort Worth and beyond.

Costco will close all its U.S. stores for one day this month, adhering to one of the chain's traditions.

Costco recently launched exclusive store hours for executive members. I upgraded my membership to shop during the executive member hours and loved how empty it was.

Costco is open Thursday, July 3, as well as Saturday, July 5, during usual hours, which can vary by location, so check your local store's hours here. Is Trader Joe's open on the Fourth of July?

One of your favorite food court features is on the chopping block. Here's what you need to know about Costco's big announcement.

Costco will be closed on July 4. Publix, Walmart, Winn-Dixie, Target and BJ's will be open regular hours. Some stores like Aldi and Sam's Club will have special holiday hours.