Editor's Note: Green and red arrows refer to intraday stock price movement.NEW YORK ( TheStreet) -- CHANGE IN RATINGS Aflac ( AFL) upgraded at FBR from Market Perform to Outperform, FBR Capital Markets said. $69 price target. Company is well capitalized and can manage through its European exposure. Atheros ( ATHR) downgraded at Jefferies from Buy to Hold, Jefferies said. $45 price target. Company has more cyclical growth potential, rather than specific drivers. Chubb ( CB) downgraded at Deutsche from Buy to Hold, Deutsche Bank said. $63 price target. Earnings are declining in the P&C business. Deere ( DE) upgraded at JP Morgan from Neutral to Overweight, JP Morgan said. Agriculture fundamentals should continue to improve. $28 price target. Amdocs ( DOX) upgraded at UBS from Neutral to Buy, UBS said. $33 price target. Earnings should begin to accelerate in 2012. Fidelity National ( FIS) upgraded at Goldman to Buy, Goldman Sachs said. Financial IT spending is rebounding. Flowserve ( FLS) rated new Buy at Jefferies. $160 price target. Earnings growth should begin to re-accelerate later this year. General Dynamics ( GD) upgraded at Citigroup to Buy. $87 price target. Business jet market should improve from here. Hershey ( HSY) upgraded at Wells from Market Perform to Outperform, Wells Fargo said. Investments in recent years should begin to drive above-average earnings growth. ITT Corp. ( ITT) price target increased at Barclays to $63, up from $58. Separation unlocks near-term value, Barclays said. Maintain Equal Weight rating. ITT Corp. ( ITT) downgraded at Cowen from Outperform to Neutral, Cowen Research said. Valuation call. Juniper Networks ( JNPR) upgraded at ThinkEquity from Hold to Buy, ThinkEquity said. $45 price target. Estimates also raised, as new products should drive growth. KLA-Tencor ( KLAC) upgraded at Oppenheimer from Underperform to Perform, Oppenheimer said. Checks suggest better seasonal chip equipment spending. Micron ( MU) upgraded at Baird from Neutral to Outperform. $15 price target. DRAM price trends are stabilizing. Micron ( MU) upgraded at Sterne Agee from Neutral to Buy. $12 price target. DRAM pricing should begin to stabilize in the coming quarters. NYSE Euronext ( NYX) upgraded at Goldman from Neutral to Buy. Company was also added to the Conviction List. $37 price target. Recent investments should begin to show positive returns.