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 S&P 500 Momentum ETF (SPMO) had 180-Day Put-Call Ratio (Open Interest) of 0.3309 for 2026-10-16.

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Figures for 2026-10-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.2989
Historical Volatility (Parkinson)	0.2018
Implied Volatility (Calls)	0.2583
Implied Volatility (Puts)	0.2601
Implied Volatility (Mean)	0.2592
Put-Call Implied Volatility Ratio	1.0071
Implied Volatility Skew	0.0551
Option Statistics
Put-Call Ratio (Volume)	0.3742
Put-Call Ratio (Open Interest)	0.3309