Historical Volatility (Close-to-Close) (90-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 90-Day Historical Volatility (Close-to-Close) of 0.1919 for 2024-04-19.

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

Figures for 2024-04-19

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1919
Historical Volatility (Parkinson)	0.1671
Implied Volatility (Calls)	0.2144
Implied Volatility (Puts)	0.2727
Implied Volatility (Mean)	0.2436
Put-Call Implied Volatility Ratio	1.2721
Implied Volatility Skew	--
Option Statistics
Put-Call Ratio (Volume)	2.5010
Put-Call Ratio (Open Interest)	0.4525
Forward Price	16.54
Call Breakeven Price	18.68
Put Breakeven Price	15.19
Option Breakeven Price	17.59