How to Move Pivot Charts in Excel 2013
Click the Analyze tab under the PivotChart Tools contextual tab to bring its tools to the Ribbon.
If the PivotChart Tools contextual tab doesn’t appear at the end of your Ribbon, click anywhere on the new pivot chart to make this tab reappear.
Click the Move Chart button in the Actions group.
Excel opens a Move Chart dialog box.
Click the New Sheet button in the Move Chart dialog box.
(Optional) Rename the generic Chart1 sheet name in the accompanying text box by entering a more descriptive name there.
Click OK to close the Move Chart dialog box and open the new chart sheet with your pivot chart.
Here is a clustered column pivot chart after moving the chart to its own chart sheet in the workbook.