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.

Golub Capital BDC, Inc. (GBDC) had 20-Day Put-Call Ratio (Volume) of 0.0000 for 2026-10-21.

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Figures for 2026-10-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1655
Historical Volatility (Parkinson)	0.1960
Implied Volatility (Calls)	0.4015
Implied Volatility (Puts)	0.2080
Implied Volatility (Mean)	0.3048
Put-Call Implied Volatility Ratio	0.5179
Implied Volatility Skew	-0.0626
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	1.4658