Put-Call Ratio (Open Interest) (30-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.

Bitwise Bitcoin ETF (BITB) had 30-Day Put-Call Ratio (Open Interest) of 0.2277 for 2026-01-16.

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Figures for 2026-01-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.3298
Historical Volatility (Parkinson)	0.2541
Implied Volatility (Calls)	0.3948
Implied Volatility (Puts)	0.3376
Implied Volatility (Mean)	0.3662
Put-Call Implied Volatility Ratio	0.8553
Implied Volatility Skew	0.0224
Option Statistics
Put-Call Ratio (Volume)	0.3107
Put-Call Ratio (Open Interest)	0.2277