Put-Call Implied Volatility Ratio (20-Day)

Put-Call Implied Volatility Ratio: The ratio of implied volatilities of the at-the-money puts to the at-the-money calls.

Vanguard Small-Cap Value Index Fund ETF Shares (VBR) had 20-Day Put-Call Implied Volatility Ratio of 0.9436 for 2026-07-20.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1148
Historical Volatility (Parkinson)	0.1127
Implied Volatility (Calls)	0.1698
Implied Volatility (Puts)	0.1602
Implied Volatility (Mean)	0.1650
Put-Call Implied Volatility Ratio	0.9436
Implied Volatility Skew	0.0680
Option Statistics
Put-Call Ratio (Volume)	0.0326
Put-Call Ratio (Open Interest)	0.2579