Bank Of America: We're Still Buying Allergan By: Benzinga via Benzinga November 20, 2015 at 08:00 AM EST Allergan PLC (NYSE: AGN) shares are down 5 percent in the last three months, while shares of Pfizer Inc. (NYSE: PFE) have ... Read More >> Related Stocks: Allergan Plc Pfizer Teva Pharmaceutical Industries ADR