ExIRExIR 16711 bronze badge $endgroup$ 1 $begingroup$ Many thanks for serving to, but does that signify theta pnl only partially offsets Gamma pnl rather than completely even though implied vol = understood vol? Since assuming fascination prices are zero, there isn't any other source of creating income. $endgroup$ $begingroup$ For https://www.youtube.com/watch?v=qMmsQ4kKgY4