SPDR S&P 500 ETF (SPY)

Last Closing Price: 614.69 (2025-06-27)

Historical Volatility (Parkinson) (20-Day)

Historical Volatility (Parkinson): The past volatility of the security over the selected time frame, calculated using the high and low prices on each trading day.

SPDR S&P 500 ETF (SPY) had 20-Day Historical Volatility (Parkinson) of 0.0824 for 2025-06-27.