Put-Call Ratio (Open Interest) (120-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.

iShares Dow Jones U.S. ETF (IYY) had 120-Day Put-Call Ratio (Open Interest) of 0.1078 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1169
Historical Volatility (Parkinson)	0.0960
Implied Volatility (Calls)	0.1301
Implied Volatility (Puts)	0.1509
Implied Volatility (Mean)	0.1405
Put-Call Implied Volatility Ratio	1.1599
Implied Volatility Skew	0.0400
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.1078