ExIRExIR 16711 bronze badge $endgroup$ one $begingroup$ Many thanks for encouraging, but does that suggest theta pnl only partially offsets Gamma pnl and not absolutely even though implied vol = realized vol? Because assuming desire premiums are zero, there isn't any other supply of making cash. $endgroup$ Meanwhile it's the https://www.youtube.com/watch?v=qMmsQ4kKgY4