Put-Call Ratio (Volume) (60-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 60-Day Put-Call Ratio (Volume) of 0.0341 for 2026-04-20.

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Figures for 2026-04-20

Volatility Metrics
Historical Volatility (Close-to-Close)	0.6971
Historical Volatility (Parkinson)	0.6226
Implied Volatility (Calls)	0.7425
Implied Volatility (Puts)	0.8120
Implied Volatility (Mean)	0.7773
Put-Call Implied Volatility Ratio	1.0937
Implied Volatility Skew	0.0213
Option Statistics
Put-Call Ratio (Volume)	0.0341
Put-Call Ratio (Open Interest)	0.2322