Market Winners

Cree CREE is trading up over 19% after reporting earnings and some analysts upgrades.
Pegasystems PEGA is trading up over 17.60% after reporting Q2 earnings.
Walter Investment Management WAC is trading up over 12.50% after reporting Q2 earnings.
Golden Star Resources GSS is trading up over 12% after reporting Q2 earnings.
OpenTable OPEN is trading up over 9.7% after the company was upgraded to Buy from Hold at Citi.
Hyperdynamics HDY is trading up over 9%.
Wi-LAN WILN is trading up over 8.60%.
PAREXEL International PRXL is trading up over 8% after reporting Q4 earnings and raising the company's forecast.
Howard Hughes HHC is trading up over 6.7% after reporting Q2 earnings.
Clearwire Corp CLWR is trading up almost 5% after appointing a new CEO.
First Majestic Silver Corp AG is trading up over 10.90% as silver has rallied nearly 4%.