Alector, Inc. (ALEC)

Last Closing Price: 3.06 (2025-10-13)

Historical Volatility (Close-to-Close) (30-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.

Alector, Inc. (ALEC) had 30-Day Historical Volatility (Close-to-Close) of 0.7245 for 2025-10-13.