When creating an ad-hoc report from the Financial Management Domain, WIP transactions as well as WIP adjustments are showing.
Release : 15.9.3, 16.0.0
Component : CLARITY DATA WAREHOUSE
There is a field on the Financial Management Domain called Transaction Status which would need a filter.
To see only transactions that are current and what you see in Posted Transactions and cost plans the Transaction Status needs to be 0.
Here are the different statuses available for Financial transactions
4=Updated - Waiting for WIP Approval
The descriptions can be found in the Documentation under Reference / Clarity Advanced Reporting and Database Schema Index
Then select you DWH database type to download.
Link the the 16.0 documentation