ADTRAN (ADTN) (AMP) (GMCR) (HFC) Upgraded

ADTRAN, Inc. (NASDAQ: ADTN), Ameriprise Financial, Inc. (NYSE: AMP), Green Mountain Coffee Roasters Inc. (NASDAQ: GMCR) and HollyFrontier Corporation (NYSE: HFC) upgraded by analysts.

ADTRAN, Inc. (ADTN) was upgraded by Jefferies (NYSE:JEF) from a “Hold” rating to a “Buy” rating. They have a price target of $36.00 on the company.

Ameriprise Financial, Inc. (AMP) was upgraded by Keefe, Bruyette & Woods, Inc from a “Market Perform” rating to an “Outperform” rating.

Green Mountain Coffee Roasters Inc. (GMCR) was upgraded by Longbow Research from a “Neutral” rating to a “Buy” rating. They have a price target of $112.00 on the company.

HollyFrontier Corporation (HFC) was upgraded by Howard Weil from a “Market Perform” rating to an “Outperform” rating. They have a price target $40.00 on the company.