NEW YORK ( TheStreet) -- CHANGE IN RATINGS American Eagle ( AEO) upgraded at Wells from Market Perform to Outperform. New management team appears to be turning the business around. Estimates also boosted. Comerica ( CMA) downgraded at Sterne Agee from Buy to Neutral, Sterne Agee said. Valuation call, based on a $32 price target. Estimates also cut. Comerica upgraded at Stifel from Sell to Hold, Stifel Nicolaus said. Stock is attractively valued, trading below tangible book value. CSX ( CSX) downgraded at Deutsche from Buy to Hold, Deutsche Bank said. $20 price target. Lower coal volume will likely remain a headwind to growth. Duke Energy ( DUK) upgraded at Citigroup to Buy from Neutral, Citigroup said. $72 price target. Carolina concerns priced in. East West Bancorp ( EWBC) upgraded at KBW from Market Perform to Outperform, Keefe, Bruyette & Woods said. $24 price target. Company is seeing strong growth across the board and boosted guidance. ICF International ( ICFI) downgraded to hold at TheStreet Ratings. McMoran Exploration ( MMR) rated new Buy at Guggenheim. Company appears to be at an inflection point. Annaly Capital ( NLY) upgraded at Wells from Underperform to Market Perform, Wells Fargo said. Stock is already factoring in higher expected prepayments. Noble Corporation ( NE) downgraded to hold at TheStreet Ratings. Reinsurance Group ( RGA) downgraded at KBW from Outperform to Market Perform, Keefe, Bruyette & Woods said. $67 price target. Company is realizing lower earnings. St. Jude ( STJ) downgraded at Canaccord from Buy to Hold, Canaccord Geuity said. $43 price target. Company is seeing lower sales demand. St. Jude downgraded at Goldman from Buy to Neutral, Goldman Sachs said. $42 price target. Core business is facing increased growth headwinds. Questar Corp ( STR) downgraded at Citigroup to Neutral from Buy, Citigroup said. $21.75 price target. Valuation call. Stryker ( SYK) downgraded at Oppenheimer to Perform from Outperform, Oppenheimer said. $56 price target. Lower near- term drivers. Tibco ( TIBX) upgraded at Macquarie from Neutral to Outperform, Macquarie said. $33 price target. Pullback has created an attractive entry point. Xylem ( XYL) downgraded at Ladenburg from Buy to Neutral, Ladenburg Thalmann said. Company faces headwinds in Europe and has limited exposure to an improving U.S. housing market.