No, you do not need to close your positions over the weekend.

However spreads may widen during these periods. We advise to manage your positions and risk during this period if you wish to hold trades over the weekend. 

Can I hold positions over the weekend?

Yes, you can hold positions over the weekend.

Traders have to be aware of the risk of doing so. Weekend gaps are not uncommon, and markets are usually volatile and liquidity is thin when the market reopens.

We advise you to manage your risk appropriately during these trading periods.