Analyst Upgrades

• Goodrich (GR) to overweight from neutral at JPMorgan.
• Ford (F) to neutral from underperform and CenterPoint Energy (CNP) to outperform from neutral at Credit Suisse.
• Dollar Financial (DLLR) and Edwards Lifesciences (EW) to buy from hold at Jefferies.
• Alterra Capital (ALTE) to buy from hold at Deutsche Bank.
• Cheesecake Factory (CAKE) and P.F. Chang's (PFCB) to buy from neutral, as well as SunTrust (STI) to neutral from sell, at Janney Capital.
• Arch Capital (ACGL), Axis Capital (AXS), PartnerRe (PRE), Everest Re (RE) and Transatlantic (TRH) to buy from hold, as well as W. R. Berkley (WRB) to hold from sell, at Citigroup.
• Optimer Pharm (OPTR) to buy from neutral at BofA/Merrill.

Analyst Calls

• Medtronic (MDT) to buy from neutral and 1-800-Flowers.com (FLWS) to neutral from sell at Goldman.
• CarMax (KMX) to outperform from perform at Oppenheimer.
• Points International (PTSEF) to buy from neutral at Merriman.
• Nokia (NOK) to market perform from underperform at Morgan Keegan.
• Amdocs (DOX) to overweight from equal weight at Barclays.
• Western Alliance (WAL) to outperform from sector perform at RBC Capital.
• Carbo Ceramics (CRR) to outperform from market perform at BMO Capital.
• Rackspace (RAX) to buy from hold at Benchmark Co.
• Brinker (EAT) to equal weight from underweight at Morgan Stanley.

With borrowing costs at their lowest levels since 2004, reinsurers are loading up on corporate debt in part to fund stock buybacks. The latest tally, according to Bloomberg News, is $1.34 billion in additional borrowing, with Endurance Specialty Holdings (ENH), a Bermuda-based company, recently selling $85 million in bonds. Other recent transactions include Axis Capital Holdings (AXS) and PartnerRe (PRE) each issuing $500 million in bonds and RenaissanceRe (RNR) adding $250 million to the count.

• Bear Stears upgraded the ocean shippers sector to Market Weight from Market Underweight, citing higher day rates in the dry bulk market. The firm sees potential upside for dry bulk firms Eagle Bulk Shipping (NASDAQ: EGLE), Quintana Maritime Limited (NASDAQ: QMAR) and Ultrapetrol Ltd (NASDAQ: ULTR).
  
• Bernstein raised shares of Tesoro Corporation (NYSE: TSO) to Outperform from Market Perform and expects a rebound in West Coast refining margins.
  
• ING upgraded shares of Siemens AG (NYSE: SI) to Buy from Hold on valuation and the possibility the company may exit businesses.
  
• MGI Pharma (NASDAQ: MOGN) was upgraded at JP Morgan to Overweight from Neutral, citing expectations for a strong Q3, Aloxi re-acceleration, Dacogen growth, and Auqavan opportunity.

• UBS upgraded shares of Agnico-Eagle (NYSE: AEM) to Buy from Neutral.
  
• Banc of America upgraded Everest RE Group (NYSE: RE) and PartnerRe (NYSE: PRE) to Buy from Neutral.
  
• Calamos Asset Management (NASDAQ: CLMS) was upgraded to Neutral from Sell at Goldman Sachs.