NIFTY
Implied vol (VIX, ann)13.4%
Realized vol (20d, ann)12.6%
IV − RV spread0.78
Implied 1d move±0.84%
Realized 1d move±0.79%
FAIR — IV ≈ RV
IV−RV is a real diagnostic, but
rejected as a selling gate — a real-chain hold-to-expiry test (110 strangles)
found gating on IV>RV reduced the book vs selling unconditionally (shuffle p=0.51, RF-0504). Read it as context, not a switch.
Expected adjustment load · delta drift · gamma stress —
not yet measured (experimental)
BANKNIFTY
Implied vol (VIX, ann)13.4%
Realized vol (20d, ann)17.2%
IV − RV spread-3.86
Implied 1d move±0.84%
Realized 1d move±1.09%
PREMIUM CHEAP — RV > IV, short gamma dangerous
IV−RV is a real diagnostic, but
rejected as a selling gate — a real-chain hold-to-expiry test (110 strangles)
found gating on IV>RV reduced the book vs selling unconditionally (shuffle p=0.51, RF-0504). Read it as context, not a switch.
Expected adjustment load · delta drift · gamma stress —
not yet measured (experimental)