Costco's Q3 10-Q confirms it is seeking refunds of IEEPA tariffs

Costco's quarterly report for the 12 weeks ended May 10, 2026, signed June 3, states that the company is seeking a refund of tariffs it paid under the International Emergency Economic Powers Act. The filing puts the quarter's net sales at $69,154 million. For traders, the refund claim is a potential one-time cash inflow, and management has said it intends to pass refunds on to members.

• Quarter ended May 10, 2026; net sales $69,154 million
• Note 8: company is seeking refund of IEEPA tariffs paid
• 10-Q signed June 3, 2026