ExIRExIR 16711 bronze badge $endgroup$ 1 $begingroup$ Thanks for aiding, but does that suggest theta pnl only partly offsets Gamma pnl rather than entirely even though implied vol = realized vol? Since assuming fascination premiums are zero, there is no other source of making cash. $endgroup$ $begingroup$ Assuming that you https://www.youtube.com/watch?v=qMmsQ4kKgY4