Here's How Tariffs Will Affect Costco's Prices, According to the Company's CEO Costco CEO Ron Vachris said that one-third of U.S. sales are imported from other countries. Previous Article 'This Has to Stop': JPMorgan CEO Jamie Dimon Outlines How to Run a Successful Meeting Next Article Get Your Dev Team in Sync (Even Remotely) with MS Visual Studio Pro for Just $28