Valuable genuinely. How can a lender use these day-to-day PnL calculations? After all the prices will swing every day and there will be both revenue or loss as per the calculation. So, How does a lender use these each day PnL calculations? $endgroup$ $begingroup$ For an alternative with price $C$, https://pnl03578.blogdun.com/34749065/indicators-on-pnl-you-should-know