Costco Wholesale Corporation stock closed at $896.48, down 0.91%, after the retailer reported fourth-quarter net sales of $93.9 billion, up 11.2% from the previous year. Pre-market trading showed COST at $895.40, near the $895 support area. Fiscal-year net sales reached $297.2 billion, compared with $269.9 billion a year earlier, while fourth-quarter net income rose to $2.998 billion and diluted earnings per share increased to $6.75 from $5.87. Annual net income advanced to $9.226 billion from $8.099 billion. Comparable sales increased across the United States, Canada and Costco's other international markets, while digitally enabled sales grew 19.5% in the quarter and 20.9% for the fiscal year. Costco ended the period with 939 warehouses, including 647 in the United States and Puerto Rico, 115 in Canada and 43 in Mexico. Its membership-based retail model combines warehouse stores, bulk offerings and e-commerce platforms serving customers across several major markets.