Korea Stock Exchange KOSPI Index Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, June 15th, 2026
1 Day
64.75%
decreased by 0.32%
1 Week
62.71%
decreased by 2.36%
1 Month
55.80%
decreased by 9.27%
Analysis last updated: Friday, June 12, 2026 at 09:03 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 1.1464 | 6.14 | |
| 0.1007 | 10.08 | |
| 0.8625 | 68.66 | |
| 0.0118 | 0.39 | |
| 0.0432 | 0.96 | |
| -0.1618 | -5.22 | |
| 0.1864 | 6.41 | |
| -0.1362 | -5.14 | |
| 0.1071 | 3.86 | |
| -0.0523 | -1.84 | |
| -0.0119 | -0.54 |
Estimation Period:
Jan 2, 1990 to Jun 12, 2026
Jan 2, 1990 to Jun 12, 2026
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