Put-Call Ratio (Volume) (150-Day)

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

Fulcrum Therapeutics, Inc. (FULC) had 150-Day Put-Call Ratio (Volume) of 0.0000 for 2025-12-18.

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Figures for 2025-12-18

Volatility Metrics
Historical Volatility (Close-to-Close)	0.9592
Historical Volatility (Parkinson)	0.8031
Implied Volatility (Calls)	1.0408
Implied Volatility (Puts)	1.0011
Implied Volatility (Mean)	1.0210
Put-Call Implied Volatility Ratio	0.9619
Implied Volatility Skew	0.0068
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	1.2069