Put-Call Ratio (Volume) (20-Day)

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

4D Molecular Therapeutics, Inc. (FDMT) had 20-Day Put-Call Ratio (Volume) of 0.0000 for 2026-10-16.

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Figures for 2026-10-16

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5274
Historical Volatility (Parkinson)	0.6121
Implied Volatility (Calls)	0.9042
Implied Volatility (Puts)	0.9659
Implied Volatility (Mean)	0.9351
Put-Call Implied Volatility Ratio	1.0682
Implied Volatility Skew	-0.3574
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.0000