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.

Aduro Clean Technologies Inc. (ADUR) had 20-Day Put-Call Ratio (Volume) of 0.9832 for 2026-05-22.

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Figures for 2026-05-22

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7467
Historical Volatility (Parkinson)	0.7317
Implied Volatility (Calls)	0.8888
Implied Volatility (Puts)	0.8476
Implied Volatility (Mean)	0.8682
Put-Call Implied Volatility Ratio	0.9537
Implied Volatility Skew	0.0876
Option Statistics
Put-Call Ratio (Volume)	0.9832
Put-Call Ratio (Open Interest)	0.8524