Analyst Upgrades

• JPMorgan upgraded Anadarko Petroleum (APC) to overweight from neutral on valuation as it views the recent pullback in shares as excessive. Despite upgrading, the firm lowered its target for shares to $82 from $90.
• Oppenheimer upgraded Office Depot (ODP) to perform from underperform and upped its target for shares to $7 from $3 after raising its estimates for companies in the Office Products Retail space. The firm expects trends to accelerate for the sector due to moderating unemployment pressures. In conjunction with the upgrade, Opco raised its target for OfficeMax (OMX) to $26 from $21 and target for Staples (SPLS) to $30 from $28. Both stocks remain outperform rated.
• C.K. Cooper upgraded iRobot (IRBT) to buy from hold with a $30 price target following the company's analyst day.
• Seadrill (SDRL) was upgraded to buy from hold at Jefferies.
• Vodafone (VOD) was upgraded to neutral from reduce at Nomura.

MOST NOTEWORTHY: U.S. Auto Parts, DealerTrack and AspenBio Pharma were today's noteworthy downgrades:

• Piper downgraded shares of U.S. Auto Parts (NASDAQ: PRTS) to Neutral from Buy following the company's Q4 results.
  
• JMP Securities cut DealerTrack (NASDAQ: TRAK) to Market Perform from Strong Buy as they believe future market share losses to RouteOne are more significant than previously believed.
  
• Oppenheimer has concerns that most of AspenBio Pharma's (NASDAQ: APPY) market value is tied to the AppyScore test for appendicitis, while available clinical data may not be sufficient to drive adoption. The firm lowered APPY to Perform from Outperform.

OTHER DOWNGRADES:

• Wachovia cut Reddy Ice (NYSE: FRZ) to Market Perform from Outperform.
  
• Deutsche Bank lowered its rating on Valspar (NYSE: VAL) and Airgas (NYSE: ARG) to Hold from Buy.
  
• Goldman downgraded Orbitz Worldwide (NYSE: OWW) to Neutral from Buy.