Historical Volatility (Close-to-Close) (10-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 10-Day Historical Volatility (Close-to-Close) of 0.1696 for 2024-06-13.

10-Day 20-Day 30-Day 60-Day
90-Day 120-Day 150-Day 180-Day

Figures for 2024-06-13

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1696
Historical Volatility (Parkinson)	0.1654
Implied Volatility (Calls)	0.1663
Implied Volatility (Puts)	0.2001
Implied Volatility (Mean)	0.1832
Put-Call Implied Volatility Ratio	1.2028
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	0.6406
Put-Call Ratio (Open Interest)	0.8076
Forward Price	17.67
Call Breakeven Price	19.27
Put Breakeven Price	15.82
Option Breakeven Price	17.67