Top Pre-Market Stock Upgrades/Downgrades April 23, 2010

Here is a list of this morning’s top companies upgrades, downgrades, and initiations by brokerage firms.

Upgrades:

• Cepheid (CPHD) upgraded to Outperform from Neutral at Baird; price target $24 from $16
• Nokia (NOK) upgraded to Hold from Sell at Societe Generale
• Suntech Power (STP) upgraded to Perform from Underperform at Oppenheimer; price target $17 from $10
• Yingli Green Energy (YGE) upgraded to Outperform from Perform at Oppenheimer; price target $17
• Western Digital (WDC) upgraded to Buy from Hold at Stifel Nicolaus; price target $53

Downgrades:

• Canadian Solar (CSIQ) downgraded to Perform from Outperform at Oppenheimer; price target $19 from $31
• The Cheesecake Factory (CAKE) downgraded to Underperform from Perform at Raymond James
• Janus Capital (JNS) downgraded to Neutral from Buy at Goldman
• Nokia (NOK) downgraded to Underperform from Hold at Jefferies
• Petroleum Development (PETD) downgraded to Neutral from Buy at Suntrust
• Sybase (SY) downgraded to Hold from Buy at Needham
• Verizon (VZ) downgraded to Neutral from Buy at Goldman

Coverage Initiated:

• DragonWave (DRWI) initiated with a Perform at Raymond James
• Anthera Pharmaceuticals (ANTH) initiated with an Outperform at Cowen
• China XD Plastics (CXDC) initiated with a Buy at Ladenburg Thalmann; price target $10
• Holly (HOC) initiated with a Top Pick at RBC; price target $38
• Rosetta Resources (ROSE) initiated with a Buy at KeyBanc; price target $32
• Synchronoss Technologies (SNCR) initiated with a Buy at Sidoti; price target $26

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