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.

ProShares S&P Kensho Cleantech ETF (CTEX) had 120-Day Put-Call Ratio (Open Interest) of 0.0256 for 2026-07-20.

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Figures for 2026-07-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5137
Historical Volatility (Parkinson)	0.2733
Implied Volatility (Calls)	0.3872
Implied Volatility (Puts)	0.3777
Implied Volatility (Mean)	0.3825
Put-Call Implied Volatility Ratio	0.9753
Implied Volatility Skew	0.0748
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.0256