V-Lab
NextBoat Inc Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
62.09%
increased by 3.05%
1 Week
63.55%
increased by 4.51%
1 Month
63.88%
increased by 4.84%
Analysis last updated: Friday, August 21, 2026 at 11:17 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 13, 2025 to Aug 21, 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.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6402 | 3.59*** |
α ARCH Response to squared shocks | 0.1483 | 1.20 |
β GARCH Volatility persistence | 0.0025 | 0.00 |
Spline Coefficients
K=2
| γ1 | -15.8794 | -2.44** |
| γ2 | 20.7290 | 2.60*** |
Persistence:
0.151
Half-life:
0 days
Other NextBoat Inc Analyses
Other Zero Slope Spline-GARCH Analyses on Equities