WTZ vs NG <img src=http://stockcharts.com/def/servlet/SharpChartv05.ServletDriver?chart=ng.to,uu[r,a]daclyyay[p][vc60]&r=1982> <img src=http://stockcharts.com/def/servlet/SharpChartv05.ServletDriver?chart=wtz,uu[r,a]daclyyay[p][vc60][j67329745,y]&r=5486> Weekly comparisons <img src=http://stockcharts.com/def/servlet/SharpChartv05.ServletDriver?chart=ng.to,uu[r,a]waclyyay[p][vc60]&r=1397> <img src=http://stockcharts.com/def/servlet/SharpChartv05.ServletDriver?chart=wtz,uu[r,a]waclyyay[p][vc60]&r=0348>