Put-Call Ratio (Open Interest) (30-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 Short-Term Inflation-Protected Securities Index Fund ETF Shares (VTIP) had 30-Day Put-Call Ratio (Open Interest) of 0.0896 for 2026-04-20.

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Volatility Metrics
Historical Volatility (Close-to-Close)	0.0190
Historical Volatility (Parkinson)	0.0115
Implied Volatility (Calls)	0.0855
Implied Volatility (Puts)	0.0469
Implied Volatility (Mean)	0.0662
Put-Call Implied Volatility Ratio	0.5483
Implied Volatility Skew	-0.0091
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0896