CFDs are leveraged products. CFD trading may not be suitable for everyone and can result in losses that exceed your deposits, so please ensure that you fully understand the risks involved.
IG Trading platform: To partially close a deal go to the ‘positions’ window, and click on the market name. You will then need to select the opposite direction to your current trade, and fill in a size smaller than the position you currently have open. Be sure to select ‘net off’ on the deal ticket. This will then partially close your open position.
Old platform: To partially close a position click on the asset name in the ‘open positions’ window. Fill in a size smaller than you currently hold and click the buy or sell button as appropriate.