State Street SPDR Portfolio S&P 500 ETF (SPYM)

Last Closing Price: 81.46 (2025-12-24)

Put-Call Implied Volatility Ratio (60-Day)

Put-Call Implied Volatility Ratio: The ratio of implied volatilities of the at-the-money puts to the at-the-money calls.

State Street SPDR Portfolio S&P 500 ETF (SPYM) had 60-Day Put-Call Implied Volatility Ratio of 0.9229 for 2025-12-24.