Today's noteworthy downgrades include: SunTrust (STI) downgraded to Hold from Buy at Deutsche Bank...First Horizon (FHN) downgraded to Hold from Buy at Deutsche Bank...Hess Corp. (HES) downgraded to Hold from Buy at Deutsche Bank...OGE Energy (OGE) downgraded to Hold from Buy at Jefferies...Wellpoint (WLP) downgraded to Hold from Buy at Jefferies...Charles Schwab (SCHW) downgraded to Neutral from Overweight at JP Morgan...Chesapeake (CHK) downgraded to Underweight from Neutral at JP Morgan...Corning (GLW) downgraded to Underweight from Equal Weight at Morgan Stanley...General Dynamics (GD) downgraded to Perform from Outperform at Oppenheimer...M.D.C. Holdings (MDC) downgraded to Neutral from Buy at Citigroup...ADP (ADP) downgraded to Neutral from Buy at Citigroup...ADP downgraded to Market Perform from Outperform at Wells Fargo...Valeant (VRX) downgraded to Neutral from Overweight at Piper Jaffray...Progressive (PGR) downgraded to Sell from Neutral at Goldman...Thomson Reuters (TRI) downgraded to Sell from Neutral at Goldman...E-Trade (ETFC) downgraded to Neutral from Buy at Goldman...Covance (CVD) downgraded to Neutral from Buy at Goldman...RPC, Inc. (RES) downgraded to Neutral from Buy at SunTrust...Symantec (SYMC) downgraded to Outperform from Buy at CLSA. :theflyonthewall.com