On the upside
TheStreet said that Nanosphere (Nasdaq: NSPH) was a biotechnology stock with low risk but high growth potential.
BWS Financial upgraded SciClone Pharmaceuticals (Nasdaq: SCLN) to a Buy rating.
On the downside
Time Warner Cable (NYSE: TWC) plans to sell its entire 7.8% stake in Clearwire (Nasdaq: CLWR).
Louisiana-Pacific (NYSE: LPX) rival Georgia-Pacific will begin production at a new Clarendon County, South Carolina facility in the first quarter of 2013.
Deutsche Bank downgraded WMS Industries (NYSE: WMS) to a Sell rating and cut its price target from $15 to $13.
In the broad market, declining issues outpaced advancers by a margin of more than 9 to 7 on the NYSE and by more than 10 to 9 on Nasdaq. The Russell 2000 which tracks small cap stocks eased a point to 856.