You can download portfolio data from your portfolios page or from the Reports
You can create a report from any campaign or portfolio view to download your performance
metrics to a spreadsheet. This will include all data currently filtered in the table.
Go to the All campaigns view and click Portfolios if you want to download data
for all portfolios, or select the individual portfolio.
You can export campaigns and keyword data with a portfolio column in Excel for easy pivot
Go to the campaign manager and select the Advertising Reports tab.
Define your report settings and click Create report.
Once the report is generated, click Download.
The portfolio data will display under the Portfolio Name column.
Note: The campaign performance history always stays at campaign level.