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.

Perpetua Resources Corp. (PPTA) had 20-Day Put-Call Ratio (Volume) of 0.1935 for 2026-04-21.

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Figures for 2026-04-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6165
Historical Volatility (Parkinson)	0.5772
Implied Volatility (Calls)	0.9434
Implied Volatility (Puts)	0.6918
Implied Volatility (Mean)	0.8176
Put-Call Implied Volatility Ratio	0.7333
Implied Volatility Skew	0.1777
Option Statistics
Put-Call Ratio (Volume)	0.1935
Put-Call Ratio (Open Interest)	0.3305