To close a CME Event contract in IBKR Prediction Markets follow the steps below:
- Login to IBKR Prediction Markets
- Navigate to the Portfolio tab and choose the Position window
- Review the list of positions you hold and find the position you would like to close
- At the end of the position row click on the overflow menu (three blue dots) and select Close
- An order will auto generated
- Confirm the limit price of the closing order that appears and then transmit your order to close the position.