Put-Call Ratio (Open Interest) (90-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 S&P Mid-Cap 400 Growth Index Fund ETF Shares (IVOG) 90-Day Put-Call Ratio (Open Interest) data is not available for 2026-04-17.

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Figures for 2026-04-17

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2163
Historical Volatility (Parkinson)	0.1628
Implied Volatility (Calls)	0.1728
Implied Volatility (Puts)	0.1867
Implied Volatility (Mean)	0.1797
Put-Call Implied Volatility Ratio	1.0806
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	--