Nikkei Stock Average Volatility Index GJR-GARCH Volatility Analysis
Volatility prediction for Friday, May 1st, 2026
1 Day
121.13%
decreased by 6.78%
1 Week
118.12%
decreased by 9.79%
1 Month
110.35%
decreased by 17.56%
Analysis last updated: Saturday, May 2, 2026 at 03:34 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 3.0311 | 21.49 | |
| 0.1833 | 19.56 | |
| 0.7963 | 121.61 | |
| -0.1164 | -7.73 |
Estimation Period:
Jan 3, 1990 to Mar 13, 2026
Jan 3, 1990 to Mar 13, 2026
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