ZLC Apr 2011 4.500 call (ZLC110416C00004500) @0.10 http://finance.yahoo.com/q?s=ZLC110416C00004500 realtime.bigcharts.com/custom/ameritrade-unified/big.chart?symb=ZLC&compidx=aaaaa%3A0&ma=1&maval=3%2C7%2C13&uf=16&lf=256&lf2=4&lf3=1024&type=4&size=3&state=11&sid=QQQQ&style=320&time=3d&freq=15mi stockcharts.com/c-sc/sc?s=ZLC&p=D&yr=1&mn=1&dy=5&i=p09427629122&a=228430349&r=2603