Key Takeaways Costcos July comps rose 6.4%, with growth across the U.S., Canada and Other International markets.Adjusted comps gained 7%, led by 14.9% e-commerce growth and broad regional strength.Costco's July net sales were $20.89B; first 48 weeks' net sales totaled $248.35B, up 8.1%.Costco Wholesale Corporation (COST) posted another month of steady sales growth in July, reinforcing confidence as it enters the final stretch of its fiscal 2025. For the four weeks ended Aug. 3, 2025, total comparable sales ...