(Reuters) - Costco Wholesale Corp
Sales at stores open at least a year rose 3 percent in the four-week period ended November 3, including the impact of fuel sales and foreign exchange.
On that basis, analysts expected same-store sales to rise 2.6 percent for the month of October, according to Thomson Reuters data.
October net sales rose 6 percent to $8.15 billion.
Excluding the negative impact of foreign exchange and falling gasoline prices, Costco said its same-store sales rose 6 percent.
Costco, which competes with BJ's Wholesale Club Inc
Costco currently operates 642 stores globally and plans to open up to seven additional warehouses prior to the end of calendar year 2013.
(Reporting by Varun Aggarwal in Bangalore; Editing by Gopakumar Warrier)