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.

Arqit Quantum Inc. (ARQQ) had 30-Day Put-Call Ratio (Volume) of 0.4324 for 2026-01-20.

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Figures for 2026-01-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8467
Historical Volatility (Parkinson)	0.7488
Implied Volatility (Calls)	1.0123
Implied Volatility (Puts)	1.0303
Implied Volatility (Mean)	1.0213
Put-Call Implied Volatility Ratio	1.0178
Implied Volatility Skew	0.0023
Option Statistics
Put-Call Ratio (Volume)	0.4324
Put-Call Ratio (Open Interest)	0.8659