Costco Wholesale Corporation reported sales results for the month of October and the nine weeks ended October 31, 2021. For the month, the company reported net sales of $16.47 billion for the retail month of October, the four weeks ended October 31, 2021, an increase of 19.2% from $13.82 billion last year. For the nine weeks ended October 31, 2021, the Company reported net sales of $35.97 billion, an increase of 17.3% from $30.66 billion last year.