S&P MidCap 400 Index GJR-GARCH Volatility Analysis
Volatility prediction for Monday, June 15th, 2026
1 Day
17.16%
decreased by 0.73%
1 Week
17.22%
decreased by 0.67%
1 Month
17.43%
decreased by 0.46%
Analysis last updated: Saturday, June 13, 2026 at 12:39 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0266 | 23.98 | |
| 0.0208 | 11.22 | |
| 0.8908 | 479.43 | |
| 0.1384 | 27.71 |
Estimation Period:
Jan 1, 1990 to Jun 12, 2026
Jan 1, 1990 to Jun 12, 2026
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