K+S AG GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, October 22nd, 2026
1 Day
38.68%
decreased by 0.09%
1 Week
38.63%
decreased by 0.14%
1 Month
38.45%
decreased by 0.32%
Analysis last updated: Thursday, October 22, 2026 at 06:44 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Oct 16, 2026Model Insight
Volatility shocks decay with a half-life of 35 trading days, meaning a shock loses half its impact after approximately 35 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 35-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.1074 | 4.57*** |
| αARCH | 0.0487 | 4.09*** |
| βGARCH | 0.9209 | 89.98*** |
| γleverage | 0.0221 | 1.20 |
0.981
Persistence35d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.1074 | 4.57*** |
α ARCH Response to squared shocks | 0.0487 | 4.09*** |
β GARCH Volatility persistence | 0.9209 | 89.98*** |
γ leverage Additional response to negative shocks | 0.0221 | 1.20 |
Persistence:
0.981
Half-life:
35 days
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