Avista Corporation (AVA)

Last Closing Price: 38.61 (2025-12-04)

Historical Volatility (Close-to-Close) (180-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.

Avista Corporation (AVA) had 180-Day Historical Volatility (Close-to-Close) of 0.1690 for 2025-12-04.