Top Pre-Market Upgrades/Downgrades (GSK, JPM, NSM, CSIQ, NUAN, WINN)

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

Upgrades:

• Akeena Solar (AKNS) upgraded to Buy at Ardour Capital
• Ciena (CIEN) upgraded to Hold at Soleil
• GlaxoSmithKline (GSK) upgraded to Buy at Jefferies
• Hercules Offshore (HERO) upgraded to Outperform at Raymond James
• Joy Global (JOYG) upgraded to Buy at Goldman Sachs
• JPMorgan Chase (JPM) upgraded to Buy at UBS
• Monsanto (MON) upgraded to Buy at Goldman Sachs
• National Semiconductor (NSM) upgraded to Outperform at Morgan Keegan
• Tibco Software (TIBX) upgraded to Neutral at Goldman Sachs

Downgrades:

• Canadian Solar (CSIQ) target lowered at Oppenheimer; $10 from $19
• Impax Laboratories (IPXL) downgraded to Market Perform at Wells Fargo
• Tenet Healthcare (THC) downgraded to Neutral at Goldman Sachs

Coverage Initiated:

• Alimera Sciences (ALIM) initiated with a Buy at Citigroup
• Nuance Communications (NUAN) initiated with an Outperform at Oppenheimer
• RF Micro Devices (RFMD) initiated with a Buy at Sterne Agee
• Winn-Dixie Stores (WINN) initiated with a Buy at Citigroup

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