Notable Analyst Rating Changes 09/06: (AKS) (ATVI) (GOLD) Upgraded; (NOK) (CLF) (OCZ) Downgraded

UPGRADES
Longbow Research lifts AK Steel (NYSE: AKS) from Neutral to Buy.

Piper Jaffray boosts Activision Blizzard (Nasdaq: ATVI) from Neutral to Overweight, moving its price target from $13 to $14.

JPMorgan upgrades Randgold Resources Ltd. (Nasdaq: GOLD) from Neutral to Overweight.

Janney Montgomery Scott raises Wright Express (NYSE: WXS) from Neutral to Buy, while moving its price target from $61 up to $75.

For daily real-time Upgrades go to http://www.streetinsider.com/Upgrades

DOWNGRADES
Nokia (NYSE: NOK) downgraded by two today:

• Societe Generale from Sell to Hold; and
  
  
• Deutsche Bank from Hold to Sell, while dropping its price target from €1.70 to €1.60. Click Here for more color.

Cliffs Natural Resources (NYSE: CLF) cut by two:

• Longbow Research from Buy to Neutral; and
  
  
• UBS from Buy to Neutral.

OCZ Technology Group (Nasdaq: OCZ) downgraded by three firms:

• Needham & Company from Buy to Hold. Click Here for more color;
  
  
• Craig-Hallum from Buy to Hold, moving its price target from $4.50 to $5; and
  
  
• FBN Securities from Sector Perform to Underperform.

MarketAxess (Nasdaq: MKTX) target lowered by two today:

• Raymond James from Strong Buy to Market Perform; and
  
  
• Stifel Nicolaus from Buy to Hold.

For daily real-time Downgrades go to http://www.streetinsider.com/downgrades

NEW COVERAGE
Credit Suisse initiates Arena Pharma (Nasdaq: ARNA) with a Underperform and $6 target.

Topeka Capital assumes Monsanto (NYSE: MON) at Hold and price target of $83.

Maxim Group starts ImmunoCellular Therapeutics (NYSE: IMUC) at Buy and $18 target.

Rigel Pharmaceuticals (Nasdaq: RIGL) started by two today:

• Leerink Swann at Outperform and price target of $16. Click Here for more color; and
  
  
• Roth Capital at Buy and $15 target.

For daily real-time New Coverage go to http://www.streetinsider.com/New+Coverage

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