Costco Earnings Beat Expectations, but the Stock Slips. Here’s Why. Barron'sCostco plans to bring back samples after suspending the free snacks due to coronavirus pandemic USA TODAYCostco’s earnings hit by extra expenses from wages, cleaning amid coronavirus pandemic MarketWatchCostco Wholesale Corp (COST) Q3 2020 Earnings Call Transcript Motley FoolCostco Earnings Miss As Coronavirus Costs Weigh; Costco Stock Falls Late Investor's Business DailyView Full Coverage on Google News