Put-Call Ratio (Open Interest) (20-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.

Belden Inc (BDC) had 20-Day Put-Call Ratio (Open Interest) of 1.4583 for 2026-09-04.

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Figures for 2026-09-04

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4637
Historical Volatility (Parkinson)	0.3790
Implied Volatility (Calls)	0.3504
Implied Volatility (Puts)	0.4123
Implied Volatility (Mean)	0.3814
Put-Call Implied Volatility Ratio	1.1764
Implied Volatility Skew	-0.0146
Option Statistics
Put-Call Ratio (Volume)	0.4365
Put-Call Ratio (Open Interest)	1.4583