ExIRExIR 16711 bronze badge $endgroup$ 1 $begingroup$ Thanks for aiding, but does that imply theta pnl only partly offsets Gamma pnl instead of entirely whether or not implied vol = realized vol? For the reason that assuming interest rates are zero, there's no other supply of creating revenue. $endgroup$ La https://www.youtube.com/watch?v=qMmsQ4kKgY4