How to Create Columns in ListBox In Window Phone 7

<!--ContentPanel - place additional content here-->
     <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,11,12,0">
         <ListBox Height="584" HorizontalAlignment="Left" Margin="0,83,0,0" Name="listBox1" VerticalAlignment="Top" Width="450" >
             <ListBox.ItemTemplate>
                 <DataTemplate>
                     <Grid>
                         <StackPanel Orientation="Horizontal">


                             <TextBlock Text="{Binding Symbol}"/>
                             <TextBlock Text="-"/>
                             <TextBlock Text="{Binding StockName}"/>
                             <TextBlock Text="-"/>
                             <TextBlock Text="{Binding BuyPrice}"/>
                             <TextBlock Text="-"/>
                             <TextBlock Text="{Binding SellPrice}"/>
                             <TextBlock Text="-"/>
                             <TextBlock Text="{Binding Quantity}"/>
                         </StackPanel>
                     </Grid>
                 </DataTemplate>

             </ListBox.ItemTemplate>
         </ListBox>


     </Grid>
 </Grid>