WHAT DOES PNL MEAN?

$ Now you say $V_t$ is the risky asset. Really bewildering. Edit the publish to create this crystal very clear. We can easily give thought to what on earth is a PnL once we understand what We've got invested in. $endgroup$Trader A has produced some hefty PnL, meanwhile Trader B will come out with very little in the slightest degree and his skipped