V-Lab
United Maritime Corp Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Wednesday, August 26th, 2026
1 Day
66.47%
increased by 0.06%
1 Week
66.59%
increased by 0.18%
1 Month
67.07%
increased by 0.66%
Analysis last updated: Wednesday, August 26, 2026 at 08:09 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 9, 2026 to Aug 21, 2026Model Insight
With persistence 0.996, volatility shocks have a half-life of 167 trading days (~0.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
τ
Zero Slope Spline-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.6308 | 2.04** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.9959 | 2.20** |
Spline Coefficients
K=3
| γ1 | -119.4773 | -0.60 |
| γ2 | 168.4744 | 1.28 |
| γ3 | -61.7638 | -3.11*** |
Persistence:
0.996
Half-life:
167 days
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