Company Earnings UpdateCostco Monthly Sales, May 2020: Comp Growth Accelerates as E-Commerce Sales Double Coresight Research June 5, 2020 Reasons to ReadWe review comparable sales metrics reported by Costco for the month of May 2020, including the following: Year-over-year same-store sales growth—global and US comps Global online comparable sales Performance by segments We also consider the factors that impacted comparable sales in May, including the coronavirus pandemic and gasoline price deflation. Please Login to read the full report. Not a member? To access this content for free, register for a free account. This document was generated for Other research you may be interested in: AI Insights: Tracking AI’s Biggest Shifts with the AI IMPACT FrameworkAnalyst Corner: Five Key Insights from US Black Friday 2025 and What They Mean for the Rest of Holiday 2025, with Anand KumarShoptalk Spring 2026 “Shark Reef” Startup Pitch: Event Format and CompetitorsWeekly US and UK Store Openings and Closures Tracker 2025, Week 5: Apparel, Convenience and Food Retailers Announce Store Expansion Plans