ExIRExIR 16711 bronze badge $endgroup$ 1 $begingroup$ Thanks for aiding, but does that suggest theta pnl only partly offsets Gamma pnl and never thoroughly even when implied vol = realized vol? For the reason that assuming interest prices are zero, there isn't any other source of earning dollars. $endgroup$ the https://www.youtube.com/watch?v=qMmsQ4kKgY4