A SECRET WEAPON FOR PNL

$ Now you say $V_t$ is the risky asset. Really baffling. Edit the write-up to make this crystal distinct. We could contemplate what is a PnL at the time we know very well what we have invested in. $endgroup$$begingroup$ The pnl calculation is completed in 2 methods. By definition, you worth your portfolio as of now, you price your portfolio as of y