Put-Call Ratio (Volume) (150-Day)

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

Autolus Therapeutics PLC Sponsored ADR (AUTL) had 150-Day Put-Call Ratio (Volume) of 0.0000 for 2026-08-21.

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Figures for 2026-08-21

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7808
Historical Volatility (Parkinson)	0.7493
Implied Volatility (Calls)	0.8498
Implied Volatility (Puts)	0.9869
Implied Volatility (Mean)	0.9184
Put-Call Implied Volatility Ratio	1.1613
Implied Volatility Skew	0.1252
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.0235