• Oppenheimer assumed coverage of Sohu (NASDAQ:SOHU) and upgraded shares to Outperform from Perform as they believe the company is better positioned in an uncertain economy. The firm thinks strength in online games could lead to EPS upside and raised their target to $61 from $53.
  
• Allegiant (NASDAQ:ALGT) was upgraded to Buy from hold at Jesup & Lamont on valuation following the recent weakness.
  
• Suntrust upgraded Prosperity Bancshares (NASDAQ:PRSP) to Buy from Neutral based on valuation. The firm maintains a $30 target on shares.
• LaBranche (NYSE:LAB) was upgraded to Buy from Sell at Goldman.
  
• AU Optronics (NYSE:AUO) was raised to Overweight from Neutral at HSBC.
• Core Laboratories (NYSE:CLB) was upgraded to Overweight from Neutral at JP Morgan.

• Jefferies downgraded shares of BPZ Resources (AMEX:BPZ) to Underperform from Hold as they believe the decline in oil prices and the uncertain credit markets has placed considerable pressure on the company's operations in northwest Peru. The firm maintains a $5 target on the stock.
  
• UBS downgraded StatoilHydro (NYSE:STO) and Repsol SA (NYSE:REP) to Neutral from Buy as they expect 2009 to be a difficult year for European oil and gas companies.
  
• Bernstein downgraded Heinz (NYSE:HNZ) to Market Perform from Outperform and lowered their target to $42 from $62 citing foreign exchange impact and commodity pressures.
• Blackstone Group (NYSE:BX) was downgraded to Underweight from Overweight at Barclays.
  
• Siemens (NYSE:SI) was lowered to Neutral from Buy at Banc of America/Merrill.
  
• Pride International (NYSE:PDE) was cut to Underweight from Neutral at JP Morgan.

• Kaufman Bros. believes GT Solar's (NASDAQ:SOLR) equipment orders are at a bottom and that shares are undervalued. Shares were initiated with a Buy rating and $7 target.
  
• Jefferies assumed L-1 Identity (NYSE:ID) with a Buy rating and $11 target. The firm believes concerns over the company's sensitivity to government budget priorities and elevated levels of debt are overdone.
  
• JP Morgan (NYSE:JPM) was started at Keefe Bruyette with a Market Perform rating and $30 target. Keefe Bruyette sees limited catalysts for the stock as they expect credit headwinds and subdued investment banking revenues to persist over the near-term.
• Legg Mason (NYSE:LM) and T. Rowe Price (NASDAQ:TROW) were initiated with an Equal Weight rating at Barclays.
  
• Electronic Arts (NASDAQ:ERTS) was initiated at Janney Mongtomery with a Neutral rating.
  
• Friedman Billings reinitiated U.S. Bancorp (NYSE:USB) with an Underperform rating and $17 target.

Analyst upgrades, downgrades and initiations: SOHU, JPM, PRSP, STO, ERTS, LM originally appeared on BloggingStocks on Wed, 14 Jan 2009 11:36:00 EST. Please see our terms for use of feeds.