V-Lab
Gujarat Energy Ltd MF2-GARCH Volatility Analysis
Volatility prediction for Tuesday, September 15th, 2026
1 Day
44.38%
increased by 12.00%
1 Week
41.96%
increased by 9.58%
1 Month
37.81%
increased by 5.43%
Analysis last updated: Wednesday, September 16, 2026 at 07:48 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 15, 2015 to Sep 11, 2026Model Insight
Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days.
σ
MF2-GARCH Model
Tap to view equation
Shock decay: Shocks decay with a 3-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 66 | |
| αARCH | 0.0709 | 3.00*** |
| βGARCH | 0.6604 | 7.93*** |
| γleverage | 0.0594 | 1.72* |
| λ₁tau intercept | 0.6135 | 0.91 |
| λ₂forecast adj. | 0.2584 | 1.06 |
| λ₃tau persistence | 0.5869 | 1.44 |
0.761
Persistence3d
Half-lifeσ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 66 | |
α ARCH Response to squared shocks | 0.0709 | 3.00*** |
β GARCH Volatility persistence | 0.6604 | 7.93*** |
γ leverage Additional response to negative shocks | 0.0594 | 1.72* |
λ₁ tau intercept Baseline long-term coefficient | 0.6135 | 0.91 |
λ₂ forecast adj. Forecast performance sensitivity | 0.2584 | 1.06 |
λ₃ tau persistence Long-term factor persistence | 0.5869 | 1.44 |
Persistence:
0.761
Half-life:
3 days
Other Gujarat Energy Ltd Analyses
Other MF2-GARCH Analyses on International Equities