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 0.3601 for 2026-09-03.

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Figures for 2026-09-03

Volatility Metrics
Historical Volatility (Close-to-Close)	0.5537
Historical Volatility (Parkinson)	0.4857
Implied Volatility (Calls)	0.9903
Implied Volatility (Puts)	0.9163
Implied Volatility (Mean)	0.9533
Put-Call Implied Volatility Ratio	0.9253
Implied Volatility Skew	0.6199
Option Statistics
Put-Call Ratio (Volume)	0.3601
Put-Call Ratio (Open Interest)	0.1488