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.

iShares National Muni Bond ETF (MUB) had 30-Day Put-Call Ratio (Volume) of 1.7500 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0219
Historical Volatility (Parkinson)	0.0187
Implied Volatility (Calls)	0.0332
Implied Volatility (Puts)	0.0613
Implied Volatility (Mean)	0.0473
Put-Call Implied Volatility Ratio	1.8474
Implied Volatility Skew	-0.3607
Option Statistics
Put-Call Ratio (Volume)	1.7500
Put-Call Ratio (Open Interest)	3.9465