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.

Archer Aviation Inc. (ACHR) had 20-Day Put-Call Ratio (Volume) of 0.5131 for 2025-05-16.

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Figures for 2025-05-16

Volatility Metrics
Historical Volatility (Close-to-Close)	1.0842
Historical Volatility (Parkinson)	0.7834
Implied Volatility (Calls)	0.8816
Implied Volatility (Puts)	0.9165
Implied Volatility (Mean)	0.8990
Put-Call Implied Volatility Ratio	1.0395
Implied Volatility Skew	-0.0163
Option Statistics
Put-Call Ratio (Volume)	0.5131
Put-Call Ratio (Open Interest)	0.8995