ExIRExIR 16711 bronze badge $endgroup$ 1 $begingroup$ Thanks for assisting, but does that suggest theta pnl only partly offsets Gamma pnl instead of fully even though implied vol = understood vol? For the reason that assuming interest premiums are zero, there isn't a other supply of building dollars. $endgroup$ The https://www.youtube.com/watch?v=qMmsQ4kKgY4