Nikkei 225 Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, May 25th, 2026
1 Day
29.64%
increased by 1.81%
1 Week
29.31%
increased by 1.48%
1 Month
28.17%
increased by 0.34%
Analysis last updated: Friday, May 22, 2026 at 07:04 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 1.1369 | 10.72 | |
| 0.1122 | 9.66 | |
| 0.8599 | 69.75 | |
| 0.0002 | 1.46 |
Estimation Period:
Jan 2, 1990 to May 22, 2026
Jan 2, 1990 to May 22, 2026
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