Astrazeneca Down 3% Despite Citigroup Upgrade By: Benzinga via Benzinga April 22, 2014 at 13:16 PM EDT On Tuesday, Citigroup upgraded shares of Astrazeneca (NYSE: AZN) from Neutral to Buy and raised the price target from $20.80 to ... Read More >> Related Stocks: Astrazeneca Plc ADR Pfizer