Nikkei 225 GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, April 27th, 2026
1 Day
26.57%
decreased by 0.96%
1 Week
26.48%
decreased by 1.05%
1 Month
26.15%
decreased by 1.38%
Analysis last updated: Friday, April 24, 2026 at 07:03 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 2.2409 | 11.24 | |
| 0.0839 | 39.94 | |
| 0.9824 | 549.74 | |
| 7.6231 | 6.83 |
Estimation Period:
Jan 2, 1990 to Apr 24, 2026
Jan 2, 1990 to Apr 24, 2026
Other GAS-GARCH Student T Analyses on Equity Indices