ExIRExIR 16711 bronze badge $endgroup$ one $begingroup$ Many thanks for serving to, but does that necessarily mean theta pnl only partly offsets Gamma pnl rather than fully even though implied vol = realized vol? Because assuming interest rates are zero, there isn't a other source of making money. $endgroup$ Depreciation https://pnl20852.blog2learn.com/81786256/indicators-on-pnl-you-should-know