Wilshire 5000 Total Market Index GAS-GARCH Student T Volatility Analysis
Volatility prediction for Friday, May 22nd, 2026
1 Day
13.74%
decreased by 0.78%
1 Week
13.84%
decreased by 0.68%
1 Month
14.19%
decreased by 0.33%
Analysis last updated: Saturday, May 23, 2026 at 02:27 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 1.3182 | 5.90 | |
| 0.0876 | 40.89 | |
| 0.9907 | 584.50 | |
| 7.4916 | 6.95 |
Estimation Period:
Jan 1, 1990 to Jan 2, 2026
Jan 1, 1990 to Jan 2, 2026
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