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.

ON Semiconductor ( ONNN) upgraded at Collins Stewart from Hold to Buy, Collins Stewart said. $14 price target. Estimates also upped, as the Sanyo acquisition should add to earnings.

Paccar ( PCAR) downgraded at JP Morgan from Overweight to Neutral. Valuation call.

Pier 1 Imports ( PIR) downgraded at BB&T from Buy to Hold, BB&T Capital said. Valuation call, as the stock is up 29% since mid-April.

Spirit Aerosystems ( SPR) upgraded at Morgan Stanley from Underweight to Equal-weight, Morgan Stanley said. Company has settled its issues with Boeing.

Tesoro ( TSO) upgraded at Oppenheimer from Perform to Outperform, Oppenheimer said. $24 price target. Risk/reward is improving at current levels.

Towers Watson ( TW) downgraded at Goldman to Neutral, Goldman Sachs said. Valuation call.

Texas Instruments ( TXN) downgraded at Jefferies from Buy to Hold, Jefferies said. Valuation call, based on a $35 price target.

Wynn Resorts ( WYNN) upgraded at Janney from Neutral to Buy, Janney Montgomery said. $150 price target. Macau should continue to drive EBITDA growth.

Xilinx ( XLNX) downgraded at Jefferies from Buy to Hold, Jefferies said. $25 price target. Prefer names with better secular growth stories for 2011.
This article was written by a staff member of TheStreet.