Costco's lawsuit against the president's signature economic policy has sowed discord among its unusually loyal membership.

Costco is suing to secure a "complete refund" should the Supreme Court strike down many of Trump's tariffs. Small businesses ...

Major retailer Costco challenges Trump tariff legality in federal court. Company faces critical December deadline that could ...

Experts say Costco's challenge could set a major precedent on presidential tariff powers and reshape U.S. trade authority.

Wholesale giant Costco has filed a lawsuit against the Trump administration for a "full refund" on import duties the company ...

Americans trust Costco with a kind of bipartisan affection that’s increasingly rare in today’s politically fraught consumer ...

Costco is known for large-format grocery goods, samples galore, affordable and beloved rotisserie chickens, and … suing the ...

It will mark Costco’s first comprehensive public explanation of why it chose to challenge the administration’s trade policy ...

Retail giant Costco is suing the Trump administration over its sweeping tariffs. In a federal lawsuit, the company argues the ...

Costco reported Q1 2026 earnings that beat Wall Street forecasts, topping expectations for both sales and revenue amid strong ...

The retailer becomes the largest company to sue over the administration’s trade policy.