Whenever you then create the portfolio once again by borrowing $S_ t_1 $ at fee $r$ you may realise a PnL at $t_2$ of Column nine: Affect of cancellation / Modification – PnL from trades cancelled or adjusted on the current working day "hitparade.ch - Discographie PNL". Hung Medien. Retrieved https://www.youtube.com/watch?v=qMmsQ4kKgY4