V-Lab
Airan Limited MF2-GARCH Volatility Analysis
Volatility prediction for Tuesday, September 15th, 2026
1 Day
37.40%
decreased by 9.35%
1 Week
41.65%
decreased by 5.10%
1 Month
47.13%
increased by 0.38%
Analysis last updated: Wednesday, September 16, 2026 at 07:34 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 16, 2018 to Sep 11, 2026Model Insight
Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.
σ
MF2-GARCH Model
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Shock decay: Shocks decay with a 1-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 51 | |
| αARCH | 0.2694 | 3.78*** |
| βGARCH | 0.3712 | 4.94*** |
| γleverage | -0.0461 | -0.45 |
| λ₁tau intercept | 4.6747 | 2.79*** |
| λ₂forecast adj. | 0.5296 | 3.36*** |
| λ₃tau persistence | 0.0000 | 0.00 |
0.618
Persistence1d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 51 | |
α ARCH Response to squared shocks | 0.2694 | 3.78*** |
β GARCH Volatility persistence | 0.3712 | 4.94*** |
γ leverage Additional response to negative shocks | -0.0461 | -0.45 |
λ₁ tau intercept Baseline long-term coefficient | 4.6747 | 2.79*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.5296 | 3.36*** |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.618
Half-life:
1 days
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