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 0.0000 for 2025-10-15.

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Figures for 2025-10-15

Volatility Metrics
Historical Volatility (Close-to-Close)	1.3346
Historical Volatility (Parkinson)	1.2160
Implied Volatility (Calls)	2.0490
Implied Volatility (Puts)	1.9754
Implied Volatility (Mean)	2.0122
Put-Call Implied Volatility Ratio	0.9641
Implied Volatility Skew	0.0854
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.0654