V-Lab
NX Filtration N.V. GJR-GARCH Volatility Analysis
Volatility prediction for Tuesday, September 15th, 2026
1 Day
47.51%
decreased by 2.45%
1 Week
47.90%
decreased by 2.06%
1 Month
48.98%
decreased by 0.98%
Analysis last updated: Wednesday, September 16, 2026 at 05:35 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 15, 2021 to Sep 14, 2026Model Insight
Volatility shocks decay with a half-life of 12 trading days, meaning a shock loses half its impact after approximately 12 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 12-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.5609 | 2.05** |
| αARCH | 0.1555 | 2.08** |
| βGARCH | 0.8366 | 16.31*** |
| γleverage | -0.0923 | -0.90 |
0.946
Persistence12d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.5609 | 2.05** |
α ARCH Response to squared shocks | 0.1555 | 2.08** |
β GARCH Volatility persistence | 0.8366 | 16.31*** |
γ leverage Additional response to negative shocks | -0.0923 | -0.90 |
Persistence:
0.946
Half-life:
12 days
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