How Amazon could lose its health-care bid while drug distributor stocks win By: MarketWatch February 15, 2018 at 16:20 PM EST Pharmaceutical distributors enjoy a competitive advantage that’s tough to crack, writes Vitaliy Katsenelson. Read More >> Related Stocks: Alphabet-A Amazon.com AmerisourceBergen Corp Barnes & Noble Berkshire Hathaway Berkshire Hathaway Best Buy Bristol-Myers Squibb CVS Health Corp Cardinal Health JPMorgan Chase & Co McKesson Corp Microsoft Mylan Pfizer Teva Pharmaceutical Industries ADR Wal-Mart Stores, Inc.