Put-Call Ratio (Volume) (30-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 30-Day Put-Call Ratio (Volume) of 0.0412 for 2025-11-21.

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Figures for 2025-11-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4572
Historical Volatility (Parkinson)	0.4629
Implied Volatility (Calls)	0.5550
Implied Volatility (Puts)	0.6674
Implied Volatility (Mean)	0.6112
Put-Call Implied Volatility Ratio	1.2025
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.0412
Put-Call Ratio (Open Interest)	0.4731