Put-Call Ratio (Volume) (180-Day)

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

American Superconductor Corporation (AMSC) had 180-Day Put-Call Ratio (Volume) of 0.2027 for 2025-07-18.

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Figures for 2025-07-18

Volatility Metrics
Historical Volatility (Close-to-Close)	0.8523
Historical Volatility (Parkinson)	0.7180
Implied Volatility (Calls)	0.7019
Implied Volatility (Puts)	0.7164
Implied Volatility (Mean)	0.7092
Put-Call Implied Volatility Ratio	1.0206
Implied Volatility Skew	0.0142
Option Statistics
Put-Call Ratio (Volume)	0.2027
Put-Call Ratio (Open Interest)	0.3201