Benzinga's Top Upgrades, Downgrades For January 24, 2017 By: Benzinga via Benzinga January 24, 2017 at 09:23 AM EST Top Upgrades Analysts at Citigroup upgraded Calithera Biosciences Inc (NASDAQ: CALA) from Sell to Neutral. Calithera ... Read More >> Related Stocks: Aetna Agco Corp Agrium, Inc. Amicus Therapeutics Amn Healthcare Services Inc Apple Calithera Biosci Com Deere & Co Douglas Dynamics EnCana Corporation Energous Corp FTI Hill-Rom Holdings Inc Humana KB Home Microstrategy Cl A Mks Instruments Inc Mosaic Co Nantkwest Inc CS Open Text Corporation Performance Food Group Company Resmed Inc SCANA Corp Silgan Holdings Tableau Software Inc Cl A