Analyst Upgrades

• FBR Capital upgraded Digital River (DRIV) to outperform from market perform on expectations the company's business activity is improving. The firm raised its price target for shares to $36 from $25.
• Cowen upgraded Carpenter Technology (CRS) to outperform from neutral, citing expectations for a restocking turnaround for the upgrade.
• Och-Ziff Capital (OZM) was upgraded to outperform from market perform at William Blair.
• Wellpoint (WLP) was upgraded to outperform from market perform at BMO Capital.
• Kohlberg Capital (KCAP) was upgraded to hold from sell at Stifel Nicolaus.

• RW Baird upgraded LHC Group (NASDAQ: LHCG) to Outperform from Neutral based on valuation and expectations for raised 2009 guidance. The firm has a $36 target on the stock.
  
• Deutsche Bank upgraded Swiss Reinsurance (OTC: SWCEY) to Buy from Hold following the CEO change as the firm views it as a positive move.
  
• Wachovia upgraded DuPont Fabros (NYSE: DFT) to Outperform from Market Perform because it thinks the company has taken major measures to mitigate its liquidity risk by obtaining additional debt. The firm also notes that the company signed several new leases.
• Goldman added Air Products (NYSE: APD) and Burger King (NYSE: BKC) to the Conviction Buy List.
  
• MSC Industrial (NYSE: MSM) was upgraded to Outperform from Market Perform at William Blair.
  
• Northrop Grumman (NYSE: NOC) was raised to Outperform from Market Perform at Bernstein.