S&P MidCap 400 Index APARCH Volatility Analysis
Volatility prediction for Friday, May 29th, 2026
1 Day
14.15%
decreased by 0.86%
1 Week
14.40%
decreased by 0.61%
1 Month
15.25%
increased by 0.24%
Analysis last updated: Friday, May 29, 2026 at 12:02 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0269 | 35.81 | |
| 0.0848 | 44.87 | |
| 0.9104 | 494.26 | |
| 0.7035 | 37.43 | |
| 1.0276 | 41.07 |
Estimation Period:
Jan 1, 1990 to May 22, 2026
Jan 1, 1990 to May 22, 2026
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