ISSAQUAH, WA - Costco Wholesale Corporation reported net sales of $29.86 billion for the retail month of December, the five weeks ended January 4, 2026, an increase of 8.5 percent from $27.52 billion last year.
Net sales for the first eighteen weeks were $101.83 billion, an increase of 8.3 percent from $94.04 billion last year.
Additional discussion of these results is available in a pre-recorded message. It can be accessed by visiting investor.costco.com (click on “Events & Presentations”). This message will be available through 4:00 p.m. (PT) on Wednesday, January 14, 2026.
Costco currently operates 923 warehouses, including 633 in the United States and Puerto Rico, 114 in Canada, 42 in Mexico, 37 in Japan, 29 in the United Kingdom, 20 in Korea, 15 in Australia, 14 in Taiwan, seven in China, five in Spain, three in France, two in Sweden, and one each in Iceland, and New Zealand. Costco also operates e-commerce sites in the U.S., Canada, the U.K., Mexico, Korea, Taiwan, Japan, and Australia.
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