Put-Call Ratio (Volume) (30-Day)

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

Northern Dynasty Minerals, Ltd. (NAK) had 30-Day Put-Call Ratio (Volume) of 1.1573 for 2026-03-13.

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Figures for 2026-03-13

Volatility Metrics
Historical Volatility (Close-to-Close)	1.8736
Historical Volatility (Parkinson)	0.8524
Implied Volatility (Calls)	1.4660
Implied Volatility (Puts)	1.3139
Implied Volatility (Mean)	1.3900
Put-Call Implied Volatility Ratio	0.8962
Implied Volatility Skew	0.2766
Option Statistics
Put-Call Ratio (Volume)	1.1573
Put-Call Ratio (Open Interest)	0.0962