ISSAQUAH, Wash. — Costco reported net sales of $8.1 billion for May 2013, an increase of 7% from $7.6 billion during the same period last year.
For the 39-week period ended June 2, the company reported net sales of $77 billion, an increase of 8% from $71 billion during the same period last year.
The company’s same-store sales rose 5% in May, but they were lower than anticipated because of the negative impact of changes in gasoline prices and foreign exchange rates.
Costco currently operates 627 warehouses, including 449 in the United States and Puerto Rico, 85 in Canada, 33 in Mexico, 24 in the United Kingdom, 15 in Japan, 9 in Taiwan, 9 in Korea and 3 in Australia. The company plans to open up to an additional 9 new warehouses prior to the end of its fiscal year on September 1. Costco also operates three e-commerce sites.