V-Lab
Invesco DB Oil Fund GAS-GARCH Student T Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
45.25%
decreased by 2.69%
1 Week
45.18%
decreased by 2.76%
1 Month
44.92%
decreased by 3.02%
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 0.994, volatility shocks have a half-life of 113 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate. Returns follow a Student-t distribution with v = 7.35 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 6.1372 | 4.74*** |
α ARCH Response to squared shocks | 0.0776 | 43.42*** |
β GARCH Volatility persistence | 0.9939 | 755.25*** |
ν DF Student-t tail thickness | 7.3531 | 6.87*** |
Persistence:
0.994
Half-life:
113 days
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