Put-Call Ratio (Open Interest) (30-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

Vanguard Communication Services ETF (VOX) had 30-Day Put-Call Ratio (Open Interest) of 1.1339 for 2025-05-30.

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Figures for 2025-05-30

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1532
Historical Volatility (Parkinson)	0.1392
Implied Volatility (Calls)	0.1705
Implied Volatility (Puts)	0.2008
Implied Volatility (Mean)	0.1857
Put-Call Implied Volatility Ratio	1.1776
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	1.1339