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.

National Steel Company (SID) 20-Day Put-Call Ratio (Volume) data is not available for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.4439
Historical Volatility (Parkinson)	0.3813
Implied Volatility (Calls)	0.8702
Implied Volatility (Puts)	1.0336
Implied Volatility (Mean)	0.9519
Put-Call Implied Volatility Ratio	1.1878
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	--
Put-Call Ratio (Open Interest)	0.0000