Going into the afternoon trade, the S&P is still weaker on the day, but off the lows.
The biggest percentage movers are:
TIII Tii Network Technologies Inc 2.07 42.76%
GOLF Golfsmith Intl Holdings Inc 6.05 28.45%
QTWW(F) Quantum Fuel Sys Tech 0.52 26.48%
VTUS Ventrus Biosciences Inc 13.18 20.24%
GRPN Groupon Inc Class A 11.79 19.13%
XNPT XenoPort Inc 5.86 12.47%
KERX Keryx Biopharmaceuticals 2.13 12.43%
SYNC SYNC 10.35 12.01%
HZNP Horizon Pharma Inc 4.09 11.31%
AGEN Agenus, Inc. 6.36 10.99%
