Key Takeaways Costco's U.S. comparable sales rose 4.7%, while other international comps grew 10.9%. June e-commerce sales at Costco jumped 11.5%, complementing its physical store gains. Costco's FY sales and EPS are projected to grow 8.1% and 11.6%, respectively.Costco Wholesale Corporation’s (COST) recent June sales data supports its reputation as a defensive retail stock. In the current economic climate, where consumer spending patterns remain mixed, Costco’s ability to generate 8% year-over-year growth ...