ISSAQUAH, WA - Costco Wholesale Corporation reported net sales of $24.01 billion for the retail month of May, the four weeks ended May 31, 2026, an increase of 14.5 percent from $20.97 billion last year.
Net sales for the first 39 weeks were $221.19 billion, an increase of 10.0 percent from $201.02 billion last year.
Additional discussion of these results is available in a pre-recorded message. It can be accessed by visiting investor.costco.com. This message will be available through 4:00 p.m. (PT) on Wednesday, June 10, 2026.
Costco currently operates 931 warehouses, including 639 in the United States and Puerto Rico, 115 in Canada, 43 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, Australia, and China.
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