V-Lab
Invesco DB Oil Fund Zero Slope Spline-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
44.77%
decreased by 2.38%
1 Week
44.81%
decreased by 2.34%
1 Month
44.96%
decreased by 2.19%
Analysis last updated: Friday, August 21, 2026 at 10:19 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 5, 2007 to Aug 21, 2026Model Insight
With persistence 0.992, volatility shocks have a half-life of 85 trading days (~0.3 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 | 0.9654 | 4.48*** |
α ARCH Response to squared shocks | 0.0997 | 7.17*** |
β GARCH Volatility persistence | 0.8921 | 66.02*** |
Spline Coefficients
K=1
| γ1 | -0.0017 | -1.74* |
Persistence:
0.992
Half-life:
85 days
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