Analyst upgrades

• UBS upgraded CF Industries (CF) to neutral from sell. The firm cites valuation for the upgrade. In addition, UBS raised its price target on shares to $84 from $81.
• Baird upgraded Johnson Controls (JCI) to outperform from neutral and raised its price target to $42 from $33. The upgrade was based on improving margins, China growth, and upside from a cyclical recovery.
• Barrington upgraded G&K Services (GKSR) to outperform from market perform ahead of the company's Q3 results to reflect optimism regarding the company's operational turnaround. The firm set a $35 price target for shares.
• LaSalle Hotel (LHO) was upgraded to top pick from outperform at RBC Capital.
• Zimmer (ZMH) was upgraded to overweight from neutral at JPMorgan.
• Thermo Fisher (TMO) was upgraded to buy from hold at Jefferies.

MOST NOTEWORTHY: BT Group, Luminent Mortage, Cognos, Thor Industries and Watson Pharmaceuticals were today's noteworthy upgrades:

• ING Group upgraded shares of BT Group (NYSE: BT) to Hold from Sell to reflect the company's more stable revenue trend and improving cash flow generation.
  
• Deutsche Bank upgraded shares of Luminent Mortgage Capital (NYSE: LUM) to Hold from Sell, as they believe the company's portfolio is beginning to stabilize and its liquidity has improved.
  
• Goldman upgraded Cognos Inc (NASDAQ: COGN) to Buy from Neutral following its Q2 report.
  
• Thor Industries (NYSE: THO) was raised to Sector Perform from Underperform at RBC Capital Markets. The firm's checks indicate strengthening backlog and lower promotional spending.
  
• Roth Capital believes Watson Pharmaceuticals (NYSE: WPI) is about to enter a growth phase with Paul Bisaro at the helm and is positive on Silodosin potential. The firm upgraded shares to Buy from Hold.

OTHER UPGRADES:

• Bank of the Ozarks (NASDAQ: OZRK) was upgraded to Buy from Neutral at B. Riley.
  
• Bear upgraded Harman International (NYSE: HAR) to Outperform from Market Perform.
  
• Goldman upgraded Packagaing Corporation (NYSE: PKG) and Smurfit-Stone Container (NASDAQ: SSCC) to Buy from Neutral.
  
• Friedman Billings raised Conseco Inc (NYSE: CNO) to Outperform from Market Perform.