Our app Better Reports can track stock valuation.
All you have to do is maintain your product costs and then reports are generated to display the total value of your inventory. We provide a cost bulk edit tool and can also initially import your cost from a file.
Feel free to reach out to me at firstname.lastname@example.org to discuss further,
This post is out of date, but the merchants looking at the same solution can use Merchbees Inventory Value.
Merchbees Inventory Value provides the exact value of all products in stock in real-time. Whenever you click the report, you can always see the up-to-date stock value, no waiting!
And... FREE now! You can find more details on our app page.
If you have any questions, please don't hesitate to reach out to us at email@example.com.