Instacart lets non-members order from Costco, offering convenient access to essentials without visiting the warehouse.

This weekend, Costco’s assistant vice-president of retail media, Mark Williamson, walked into a major retail industry event ...

Almost half of Costco members are quietly saving hundreds each year with a simple membership upgrade. Buying in bulk can be ...

Almost two-thirds of Americans feel the current economy isn't working for them.Customers with Costco credit cards just got a ...

Considering signing up for a Sam's Club or Costco membership? What's the difference, what benefits does each include and ...

One of the pastries I envy most is pastel de nata in Portugal. This past summer, I spent a couple of days in Porto, Portugal ...

Costco sells a variety of seafood, but customers say that the quality varies wildly. Here's what you should pick up, and what ...

Costco's Executive membership costs $65 more than Gold Star and offers 2% cash back, but whether it pays for itself depends ...

Columnist David Rafferty opines that 'corporate vultures' are developing new ways to make consumers pay more at supermarkets ...

New York is questioning Instacart about its compliance with a new state law requiring companies to disclose their use of algorithms that set prices based on personal data.

New York is questioning Instacart about its compliance with a new state law requiring companies to disclose their use of algorithms that set prices based on personal data.