Costco Wholesale Corporation Announced sales results for the four weeks and thirty nine weeks ended May 28, 2023. For the four weeks, the company reported net sales of $18.45 billion for the retail month of May, the four weeks ended May 28, 2023, an increase of 1.2% from $18.23 billion last year.

For the thirty-nine weeks ended May 28, 2023, the Company reported net sales of $174.07 billion, an increase of 5.1% from $165.56 billion last year.