Put-Call Ratio (Open Interest) (180-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.

Invesco Aerospace & Defense ETF (PPA) had 180-Day Put-Call Ratio (Open Interest) of 0.0982 for 2026-03-06.

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Figures for 2026-03-06

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1942
Historical Volatility (Parkinson)	0.1671
Implied Volatility (Calls)	0.2379
Implied Volatility (Puts)	0.2623
Implied Volatility (Mean)	0.2501
Put-Call Implied Volatility Ratio	1.1027
Implied Volatility Skew	0.0177
Option Statistics
Put-Call Ratio (Volume)	1.1304
Put-Call Ratio (Open Interest)	0.0982