Today's noteworthy upgrades include: Becton Dickinson (BDX) upgraded to Buy from Neutral at UBS... CenturyLink (CTL) upgraded to Outperform from Market Perform at Raymond James... Chesapeake (CHK) upgraded to Buy from Underperform at Sterne Agee CRT... Community Health (CYH) upgraded to Buy from Neutral at Mizuho... LifePoint (LPNT) upgraded to Buy from Neutral at Mizuho... Old Dominion (ODFL) upgraded to Buy from Hold at Stifel... Ryder (R) upgraded to Buy from Hold at Stifel... Sohu.com (SOHU) upgraded to Buy from Neutral at Mizuho... Synaptics (SYNA) upgraded to Outperform from Perform at Oppenheimer... LG Display (LPL) upgraded to Buy from Neutral at UBS.