Korea Stock Exchange KOSPI Index Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Thursday, April 2nd, 2026
1 Day
61.73%
increased by 12.04%
1 Week
59.61%
increased by 9.92%
1 Month
52.54%
increased by 2.85%
Analysis last updated: Wednesday, April 1, 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 | |
|---|---|---|
| 1.1413 | 6.33 | |
| 0.1011 | 9.85 | |
| 0.8583 | 64.94 | |
| 0.0101 | 0.34 | |
| 0.0475 | 1.08 | |
| -0.1670 | -5.60 | |
| 0.1909 | 6.85 | |
| -0.1400 | -5.43 | |
| 0.1099 | 4.04 | |
| -0.0533 | -1.92 | |
| -0.0115 | -0.54 |
Estimation Period:
Jan 2, 1990 to Mar 27, 2026
Jan 2, 1990 to Mar 27, 2026
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