V-Lab
V-Lab
AT&T Inc GARCH Volatility Analysis
Volatility Prediction for Tuesday, September 16th, 2025:18.91% (-0.44%)
Analysis last updated: Monday, September 15, 2025 at 09:50 PM UTC
Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of AT&T Inc GARCH
paramt-stat
ω0.022619.64
α0.051533.07
β0.9396565.71
Estimation Period:
Jan 2, 1990 to Sep 12, 2025
Impact of return on volatility tomorrow
Volatility Forecasts