On The Fly: Analyst Upgrade Summary Today's noteworthy upgrades include: Antero Resources upgraded to Overweight from Equalweight at Capital One... CA Technologies upgraded at Evercore ISI... CGG SA upgraded to Hold from Sell at Canaccord... Cavium upgraded to Strong Buy from Outperform at Raymond James... Charter upgraded to Outperform from Market Perform at Raymond James... Chesapeake upgraded to Overweight from Equal Weight at Johnson Rice... Container Store upgraded at BofA/Merrill... Delhaize upgraded to Neutral from Underperform at BofA/Merrill... Devon Energy upgraded to Accumulate from Hold at Tudor Pickering... Dynegy upgraded to Accumulate from Hold at Tudor Pickering... EOG Resources upgraded to Buy from Accumulate at Tudor Pickering... Envestnet upgraded at Raymond James... GNC Holdings upgraded to Buy from Neutral at Goldman... Hospira upgraded at Raymond James... Kinross ... (more)