American Superconductor Corporation (AMSC)

Last Closing Price: 42.72 (2025-07-18)

Put-Call Ratio (Open Interest) (20-Day)

Put-Call Ratio (Open Interest): The ratio of outstanding put contracts to outstanding call contracts at the close of the trading day, for options with the relevant expiration date.

American Superconductor Corporation (AMSC) had 20-Day Put-Call Ratio (Open Interest) of 0.4655 for 2025-07-18.