Put-Call Ratio (Open Interest) (180-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 Small-Cap Growth Index Fund ETF Shares (VBK) had 180-Day Put-Call Ratio (Open Interest) of 0.2799 for 2026-03-06.

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Figures for 2026-03-06

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1938
Historical Volatility (Parkinson)	0.1733
Implied Volatility (Calls)	0.2696
Implied Volatility (Puts)	0.2787
Implied Volatility (Mean)	0.2742
Put-Call Implied Volatility Ratio	1.0337
Implied Volatility Skew	0.0458
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.2799