Key Takeaways COST Q1 comps rose 6.4% on solid traffic, strong renewal rates and e-commerce growth.Membership fee income grew 14% as paid members hit 81.4M and executive members rose 9.1%.Digitally enabled sales surged 20.5%, driven by app growth, same-day delivery and AI investments.Costco Wholesale Corporation (COST) released its first-quarter fiscal 2026 results on Dec. 11, after the closing bell, drawing fresh attention from investors tracking the retail sector’s performance. Given its stable growth and ...