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 Short-Term Inflation-Protected Securities Index Fund ETF Shares (VTIP) had 90-Day Put-Call Implied Volatility Ratio of 0.9473 for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.0166
Historical Volatility (Parkinson)	0.0114
Implied Volatility (Calls)	0.0582
Implied Volatility (Puts)	0.0551
Implied Volatility (Mean)	0.0566
Put-Call Implied Volatility Ratio	0.9473
Implied Volatility Skew	-0.0097
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.4755