SIO <img src=http://bigcharts.marketwatch.com/charts/big.chart?symb=ca%3Asio&compidx=aaaaa%3A0&ma=0&maval=9&uf=0&lf=1&lf2=0&lf3=0&type=4&size=3&state=8&sid=2338765&style=320&time=7&freq=1&comp=NO%5FSYMBOL%5FCHOSEN&nosettings=1&rand=4000&mocktick=1>