Put-Call Ratio (Volume) (90-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 90-Day Put-Call Ratio (Volume) of 0.1694 for 2026-10-05.

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Figures for 2026-10-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.7689
Historical Volatility (Parkinson)	0.6297
Implied Volatility (Calls)	0.7342
Implied Volatility (Puts)	0.6813
Implied Volatility (Mean)	0.7077
Put-Call Implied Volatility Ratio	0.9280
Implied Volatility Skew	0.0223
Option Statistics
Put-Call Ratio (Volume)	0.1694
Put-Call Ratio (Open Interest)	0.1885