Put-Call Ratio (Open Interest) (20-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.

REX-Osprey SOL + Staking ETF (SSK) had 20-Day Put-Call Ratio (Open Interest) of 1.2440 for 2026-05-21.

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Figures for 2026-05-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5642
Historical Volatility (Parkinson)	0.2669
Implied Volatility (Calls)	0.4615
Implied Volatility (Puts)	0.8898
Implied Volatility (Mean)	0.6757
Put-Call Implied Volatility Ratio	1.9279
Implied Volatility Skew	0.7105
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	1.2440