Put-Call Implied Volatility Ratio (90-Day)

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

Vanguard Information Technology Index Fund ETF Shares (VGT) had 90-Day Put-Call Implied Volatility Ratio of 1.0621 for 2026-08-20.

Over 300 data fields encompassing historical volatility, implied volatility, and put-call ratios for multiple time frames
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Figures for 2026-08-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3188
Historical Volatility (Parkinson)	0.2359
Implied Volatility (Calls)	0.2638
Implied Volatility (Puts)	0.2802
Implied Volatility (Mean)	0.2720
Put-Call Implied Volatility Ratio	1.0621
Implied Volatility Skew	0.0569
Option Statistics
Put-Call Ratio (Volume)	1.5507
Put-Call Ratio (Open Interest)	0.4146