NX Filtration N.V. Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Tuesday, July 14th, 2026
1 Day
62.52%
decreased by 11.81%
1 Week
65.69%
decreased by 8.64%
1 Month
67.37%
decreased by 6.96%
Analysis last updated: Tuesday, July 14, 2026 at 06:27 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 15, 2021 to Jul 10, 2026Model Insight
This model fits a time-varying baseline (a spline), so volatility mean-reverts toward a slowly-shifting long-run level rather than a constant. Short-run deviations decay with a half-life of 1 trading day.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.6956 | 4.07*** |
α ARCH Response to squared shocks | 0.2295 | 4.09*** |
β GARCH Volatility persistence | 0.3212 | 2.83*** |
Spline Coefficients
K=10
| γ1 | 5.5925 | 1.65* |
| γ2 | -6.8982 | -1.29 |
| γ3 | -0.0907 | -0.02 |
| γ4 | 5.3898 | 1.37 |
| γ5 | -2.3808 | -0.52 |
| γ6 | -8.2771 | -1.65* |
| γ7 | 10.7577 | 2.38** |
| γ8 | -8.4017 | -1.75* |
| γ9 | 10.7704 | 2.39** |
| γ10 | -9.6160 | -2.79*** |
Persistence:
0.551
Half-life:
1 days
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