
CVS Caremark Corp. (NYSE: CVS) was downgraded to Hold from Buy at Cantor Fitzgerald.
DaVita Healthcare Partners Inc. (NYSE: DVA) was downgraded to Sector Perform from Outperform at RBC Capital Markets.
Endeavour International Corp. (NYSE: END) was downgraded to Hold from Buy at Canaccord Genuity.
Endo Health Solutions Inc. (NASDAQ: ENDP) was downgraded to Sell from an already cautious Neutral rating at Janney.
Five Oaks Investment Corp. (NYSE: OAKS) was downgraded to Neutral from Outperform at Credit Suisse.
Marathon Oil Corp. (NYSE: MRO) was downgraded to Neutral from Buy at BofA/Merrill Lynch.
Zillow Inc. (NASDAQ: Z) was downgraded to Sector Perform from Outperform at RBC Capital Markets.