In Tuesday's Analysts' Actions, calls on Allergan, Chipotle and Amazon. UBS is uprgrading shares of Allergan (AGN) and Chipotle Mexican Grill (CMG). Allergan is now rated a 'buy' at UBS with a price target of $200 a share from $180. UBS is also making a bullish call on Chipotle, raising the price target on the shares to $600 from $530. UBS said Chipotle 'blew away expectations on the top and bottom line' for its second quarter earnings. UBS has a 'neutral' rating on the stock. A downgrade from Citi is putting pressure on shares of Amazon (AMZN). Citi (C) is downgrading Amazon to a 'neutral' from a 'buy' rating and lowering its price target to $395 from $414. Citi says Amazon lacks transparency and management continues to invest heavily in the business. TheStreet's Susannah Lee has the details from Wall Street.

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