Seemingly smart bulk buys can come with hidden trade-offs. Here's how to spot them and shop more strategically.

Popular retailer Costco has been testing checkout technology that members frustrated by the sometimes long lines at its ...

Costco (COST) reported mixed results on Thursday after market close as shoppers sought out value during the rollout of Trump's tariffs. Adjusted earnings per share came in at $4.28, beating ...

Costco has been testing checkout technology it hopes will speed up the checkout process, something members rank as one of their significant concerns with the warehouse retailer.