V-Lab
NETGEAR Inc Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
49.65%
decreased by 1.33%
1 Week
53.71%
increased by 2.73%
1 Month
54.97%
increased by 3.99%
Analysis last updated: Friday, July 24, 2026 at 09:56 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 31, 2003 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 | 1.4750 | 8.25*** |
α ARCH Response to squared shocks | 0.1742 | 3.74*** |
β GARCH Volatility persistence | 0.1627 | 1.94* |
Spline Coefficients
K=8
| γ1 | 0.0819 | 1.25 |
| γ2 | -0.0783 | -0.69 |
| γ3 | -0.0750 | -0.85 |
| γ4 | 0.1262 | 1.82* |
| γ5 | 0.0000 | 0.00 |
| γ6 | -0.1413 | -1.33 |
| γ7 | 0.1615 | 1.91* |
| γ8 | -0.1148 | -2.24** |
Persistence:
0.337
Half-life:
1 days
Other NETGEAR Inc Analyses
Other Zero Slope Spline-GARCH Analyses on Equities