V-Lab
QTREX Quantum Ltd Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
148.88%
decreased by 13.24%
1 Week
173.73%
increased by 11.61%
1 Month
182.21%
increased by 20.09%
Analysis last updated: Friday, July 24, 2026 at 10:00 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 14, 2021 to Jul 24, 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 | 0.5335 | 1.98** |
α ARCH Response to squared shocks | 0.3361 | 2.59*** |
β GARCH Volatility persistence | 0.0670 | 0.79 |
Spline Coefficients
K=10
| γ1 | -17.2553 | -1.80* |
| γ2 | 25.0639 | 1.87* |
| γ3 | -12.1231 | -2.30** |
| γ4 | 4.8960 | 1.35 |
| γ5 | 3.3578 | 0.71 |
| γ6 | -10.8290 | -2.50** |
| γ7 | 16.2468 | 3.82*** |
| γ8 | -18.3276 | -4.58*** |
| γ9 | 16.8090 | 5.16*** |
| γ10 | -11.7756 | -4.78*** |
Persistence:
0.403
Half-life:
1 days
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