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 Long-Term Corporate Bond Index Fund ETF Shares (VCLT) had 20-Day Put-Call Implied Volatility Ratio of 0.8829 for 2026-07-21.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2026-07-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0709
Historical Volatility (Parkinson)	0.0561
Implied Volatility (Calls)	0.0795
Implied Volatility (Puts)	0.0702
Implied Volatility (Mean)	0.0748
Put-Call Implied Volatility Ratio	0.8829
Implied Volatility Skew	0.0492
Option Statistics
Put-Call Ratio (Volume)	0.4000
Put-Call Ratio (Open Interest)	0.3463