Henry Hub Natural Gas MF2-GARCH Volatility Analysis
Volatility prediction for Wednesday, July 8th, 2026
1 Day
41.58%
decreased by 1.48%
1 Week
42.18%
decreased by 0.88%
1 Month
44.47%
increased by 1.41%
Analysis last updated: Wednesday, July 8, 2026 at 05:16 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Aug 30, 2000 to Jul 3, 2026Model Insight
With persistence 0.996, volatility shocks have a half-life of 176 trading days (~0.7 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 106 | |
α ARCH Response to squared shocks | 0.0846 | 25.01*** |
β GARCH Volatility persistence | 0.9105 | 363.61*** |
γ leverage Additional response to negative shocks | 0.0019 | 0.37 |
λ₁ tau intercept Baseline long-term coefficient | 9.9548 | 1.55 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.00 |
λ₃ tau persistence Long-term factor persistence | 0.6951 | 3.10*** |
Persistence:
0.996
Half-life:
176 days
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