Costco May sales rise 14.5% to $24.01 billion; comps 12.5%

Costco reported May 2026 net sales of $24.01 billion, up 14.5% from $20.97 billion, for the four weeks ended May 31. Total comparable sales rose 12.5%, but excluding gasoline prices and currency the figure was 8.0%, with U.S. comps at 8.7% on the same basis. Digitally enabled comparable sales grew 21.1%.

• Net sales: $24.01 billion, up 14.5%
• Comparable sales: 12.5% reported, 8.0% excluding gasoline and FX
• U.S. comparable sales: 13.7% reported, 8.7% excluding gasoline and FX
• Digitally enabled comparable sales: 21.1%