Why McKesson Corporation (MCK), Under Armour Inc. (UA) and Celgene Corporation (CELG) Are 3 of Today’s Worst Stocks By: InvestorPlace January 11, 2016 at 11:51 AM EST Read More >> Related Stocks: AmerisourceBergen Corp Celgene Corp McKesson Corp Rite Aid Corp Under Armour Walgreens Boots Alliance