AT&T Inc. (T)

Last Price: 28.96 (2021-01-20)

Historical Volatility (Close-to-Close) (20-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.

AT&T Inc. (T) had 20-Day Historical Volatility (Close-to-Close) of 0.1885 for 2021-01-19.