Hello there, RAY15.

I can see that one of the members of the Community has already posted a reply about incorrect results obtained from the Stock Valuation Summary report. You can check this link below for reference: https://quickbooks.intuit.com/learn-support/en-uk/transactions/re-stock-control-in-quickbooks-online...

Don't hesitate to always ask for help if you have any questions when working with QuickBooks. The Community is here to assist you with any other concerns.