Stifel Nicolaus Downgrades K, SD to Hold, CWH, GMXR to Sell
Stifel Nicolaus has downgraded the following companies:
CommonWealth (NYSE: CWH) from Hold to Sell
GMX Resources (NYSE: GMXR) from Hold to Sell
Kellogg Company (NYSE: K) from Buy to Hold, $59 PT removed
SandRidge Energy (NYSE: SD) from Buy to Hold, $10 PT removed







