Put-Call Ratio (Volume) (20-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Miami International Holdings, Inc. (MIAX) had 20-Day Put-Call Ratio (Volume) of 0.0542 for 2026-10-05.

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Figures for 2026-10-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3556
Historical Volatility (Parkinson)	0.3817
Implied Volatility (Calls)	0.5157
Implied Volatility (Puts)	0.5088
Implied Volatility (Mean)	0.5123
Put-Call Implied Volatility Ratio	0.9866
Implied Volatility Skew	0.0113
Option Statistics
Put-Call Ratio (Volume)	0.0542
Put-Call Ratio (Open Interest)	0.1849