AT&T Inc GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, April 6th, 2026
1 Day
22.80%
decreased by 1.29%
1 Week
22.88%
decreased by 1.21%
1 Month
23.18%
decreased by 0.91%
Analysis last updated: Thursday, April 2, 2026 at 11:00 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 2.8613 | 4.48 | |
| 0.0701 | 33.19 | |
| 0.9908 | 482.84 | |
| 5.7247 | 8.31 |
Estimation Period:
Jan 2, 1990 to Apr 2, 2026
Jan 2, 1990 to Apr 2, 2026
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