STTC volume <img src=http://bigcharts.marketwatch.com/charts/big.chart?symb=sttc&compidx=aaaaa%3A0&ma=1&maval=9&uf=8&lf=1&lf2=256&lf3=32&type=4&size=2&state=11&sid=1800304&style=320&time=8&freq=1&nosettings=1&rand=3152&mocktick=1&rand=1043>