The Supreme Court is set to soon determine if President Donald Trump had the power to unilaterally impose tariffs that Costco now is seeking to claw back.

Costco nominated former President Joe Biden ‘s commerce secretary, Gina Raimondo, to its board of directors on Thursday, days after suing the Trump administration to seek a full refund of tariffs that the retail giant paid this year for its foreign products.

Costco’s newly filed lawsuit in the U.S. Court of International Trade serves as a warning shot for companies that have been paying tariffs

Every time a guy loads up his truck with a pallet of ribeyes, a flat of motor oil, and that giant pack of socks from Costco, he’s quietly paying more than he used to. A big chunk of that extra cost c

Costco tariff refunds are now in play — and billions hang on the Supreme Courts next move. Costco has already paid an estimated $90B in import tariffs tied to President Trumps baseline 10% to 50% duty increases,

Meanwhile, Nvidia announced that it bought $2 billion of Synopsys stock as part of a partnership to accelerate computing and AI engineering work. Nvidia CEO Jensen Huang called the agreement a "huge deal" on CNBC's "Squawk on the Street" yesterday. Synopsys shares surged nearly 5% in Monday's session, while Nvidia added more than 1%.