Analyst Upgrades

• Barclays upgraded Visa (V) to overweight from equal weight following the Q1 report and guidance. The firm raised its target to $97 from $91.
• Merriman upgraded AOL (AOL) to neutral from sell on valuation and better trends in online advertising.
• Barrington upgraded Idex (IEX) to outperform from market perform following the results on expectations the company's 2010 sales and profits will recover. The firm set a $36 target on shares.
• Credit Suisse upgraded Rio Tinto (RTP) to neutral from underperform and BHP Billiton (BHP) to outperform from neutral.
• Posco (PKX) was raised to overweight from neutral at HSBC.
• MetLife (MET) was upgraded at Keefe Bruyette to outperform from market perform.

MOST NOTEWORTHY: Occam Networks, Washington Mutual, Downey Financial and IMS Health were today's noteworthy downgrades:

• Merriman downgraded shares of Occam Networks (NASDAQ: OCNW) to Neutral from Buy as they believe the company's restatement filing raised more questions than it answered and that the company's takeout value is shrinking.
  
• Friedman Billings downgraded Washington Mutual (NYSE: WM) and Downey Financial Corporation (NYSE: DSL) to Underperform from Market Perform based on credit trends that are eroding faster than anticipated in the housing market.
  
• William Blair downgraded IMS Health (NYSE: RX) to Market Perform from Outperform following the lower than expected Q3 results to reflect deterioration in the company's market environment. Shares were also downgraded to Sell from Neutral at Goldman Sachs.

OTHER DOWNGRADES:

• Knight Transportation (NYSE: KNX) was downgraded to Market Perform from Outperform at Wachovia.
  
• B. Riley downgraded Hancock Holding (NASDAQ: HBHC) to Neutral from Buy.
  
• Deutsche Bank downgraded eBay (NASDAQ: EBAY) to Sell from Hold and E-Trade Financial Corporation (NASDAQ: ETFC) to Hold from Buy.