On the upside
Aetna (NYSE: AET) will now cover NuVasive's (Nasdaq: NUVA) XLIF spinal surgery procedure.
Deutsche Bank upgraded China Unicom (NYSE: CHU).
Deckers (Nasdaq: DECK) reported higher fourth quarter earnings that beat expectations and forecast 2010 results ahead of estimates.
On the downside
Rockwell Medical's (Nasdaq: RMTI) treatment for anemia in chronic hemodialysis patients failed a mid-stage clinical trial.
Weight Watchers International (NYSE: WTW) reported higher fourth quarter earnings but forecast 2010 results below expectations.
Bancorp South (NYSE: BXS) may have to adjust fourth quarter earnings downwards that were reported on January 21, 2010.
In the broad market, advancing issues outpaced decliners by a margin of 5 to 3 on the NYSE while decliners edged out advancers by more than 10 to 9 on Nasdaq. The Russell 2000 which tracks small cap stocks slipped a point to 628.