You will find a new column has been added – Position PNL. This allows traders to track the PnL on a given position, whether the associated balances are sitting in; Realised PNL, Unrealised PNL, the wallet or has even been withdrawn. If using Isolated Margin for the lifetime of the position, this will match Position PNL. Realised PNL : The realised profit and loss on the position. His PnL is:Position PNL Unrealised PNL Realised PNL Funds available to withdraw 0 XBT 0 XBT 0 XBT 0 XBTThe XBTUSD mark price rises to 32,500 and Jack’s PnL is:Position PNL Unrealised PNL Realised PNL Funds available to withdraw 2.5641 XBT 2.5641 XBT 0 XBT 0 XBTA few minutes later, Jack’s profit is realised through PnL realisation, so his PnL is now:Position PNL Unrealised PNL Realised PNL Funds available to withdraw 2.5641 XBT 0 XBT 2.5641 XBT 2.5641 XBTJack decides to withdraw 2 XBT of his profits:Position PNL Unrealised PNL Realised PNL Funds available to withdraw 2.5641 XBT 0 XBT 0.5641 XBT 0.5641 XBTA little while later, XBTUSD is trading at 31,500:Position PNL Unrealised PNL Realised PNL Funds available to withdraw 1.5873 XBT -0.9768 XBT 0.5641 XBT 0.5641 XBTJack looks at his Position PNL and closes his position at 31,500 expecting to realise a profit of 1.5873 XBT and be able to withdraw that profit, plus his Initial Margin, but what he sees is:Position PNL Unrealised PNL Realised PNL Funds available to withdraw 0 XBT 0 XBT -0.4127 XBT 0.5873 XBTSo, What Happened?