Put-Call Ratio (Volume) (90-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Grayscale Bitcoin Trust ETF (GBTC) had 90-Day Put-Call Ratio (Volume) of 1.9313 for 2026-01-09.

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Figures for 2026-01-09

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4463
Historical Volatility (Parkinson)	0.3217
Implied Volatility (Calls)	0.4378
Implied Volatility (Puts)	0.4316
Implied Volatility (Mean)	0.4347
Put-Call Implied Volatility Ratio	0.9859
Implied Volatility Skew	0.0350
Option Statistics
Put-Call Ratio (Volume)	1.9313
Put-Call Ratio (Open Interest)	0.2524