S&P 500 (SPAL)

Last Closing Price: 18.14 (2026-09-17)

Historical Volatility (Close-to-Close) (60-Day)

Historical Volatility (Close-to-Close): The past volatility of the security over the selected time frame, calculated using the closing price on each trading day.

S&P 500 (SPAL) had 60-Day Historical Volatility (Close-to-Close) of 1.5595 for 2026-09-17.