Benzinga's Top Upgrades By: Benzinga via Benzinga November 02, 2016 at 09:10 AM EDT Craig-Hallum upgraded Calix Inc (NYSE: CALX) from Hold to Buy. Calix shares closed at $6.25 on ... Read More >> Related Stocks: Aircastle Ltd Anadarko Petroleum Block Inc Calix Inc Etsy Inc Gilead Sciences Mosaic Co Norfolk Southern Nucor Corp Quotient Technology Inc