State Street Prime Money Market ETF (MMK)

Last Closing Price: 100.06 (2026-02-18)

Implied Volatility Skew (120-Day)

Implied Volatility Skew: A measurement that quantifies the difference in implied volatility of options at lower and higher strike prices.

State Street Prime Money Market ETF (MMK) 120-Day Implied Volatility Skew data is not available for 2026-02-13.