Notable Downgrades: Chesapeake Energy (CHK), Autodesk (ADSK), MobileIron, (MOBL), Biogen Inc. (BIIB)

Analysts at Oppenheimer downgraded Chesapeake Energy Corporation (CHK) from ‘Outperform‘ to ‘Perform‘ in a research report issued to clients on Thursday. CHK shares recently lost $0.47 to $12.59. In the past 52 weeks, shares of Tulsa, Oklahoma-based company have traded between a low of $12.45 and a high of $29.92. Shares are down 51.87% year-over-year […] View the full post at: Notable Downgrades: Chesapeake Energy (CHK), Autodesk (ADSK), MobileIron, (MOBL), Biogen Inc. (BIIB) Related posts: Chesapeake Energy (CHK) Will Not Stay this Cheap Top Pre-Market Stock Upgrades/Downgrades April 12, 2010 Top Pre-Market Stock Upgrades/Downgrades April 20, 2010