Company Earnings Update 4 minutesRegister for Free AccessCostco Monthly Sales, May 2020: Comp Growth Accelerates as E-Commerce Sales Double Coresight Research June 5, 2020 What's InsideWe 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? Register for a free user account. This document was generated for Other research you may be interested in: Weekly US and UK Store Openings and Closures Tracker 2025, Week 6: Bargain Hunt and Liberated Brands To Close About 200 StoresWeekly US and UK Store Openings and Closures Tracker 2025, Week 7: Aldi and Skechers USA Announce Store Expansion Plans; Joann To Close 500 StoresThree Data Points We’re Watching This Week, Week 9: Beauty Shopping in FocusConnected TV’s Opportunities and Growing Pains: 10 Insights from CTV Connect 2025