V-Lab
Petrolia Se MF2-GARCH Volatility Analysis
Volatility prediction for Wednesday, October 7th, 2026
1 Day
42.16%
decreased by 2.14%
1 Week
45.78%
increased by 1.48%
1 Month
53.43%
increased by 9.13%
Analysis last updated: Wednesday, October 7, 2026 at 08:16 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 11, 1999 to Oct 2, 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 | 21 | |
| αARCH | 0.1137 | 3.05*** |
| βGARCH | 0.2673 | 2.79*** |
| γleverage | 0.0770 | 1.57 |
| λ₁tau intercept | 3.3408 | 2.60*** |
| λ₂forecast adj. | 0.7052 | 2.97*** |
| λ₃tau persistence | 0.2402 | 0.97 |
0.420
Persistence1d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.1137 | 3.05*** |
β GARCH Volatility persistence | 0.2673 | 2.79*** |
γ leverage Additional response to negative shocks | 0.0770 | 1.57 |
λ₁ tau intercept Baseline long-term coefficient | 3.3408 | 2.60*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.7052 | 2.97*** |
λ₃ tau persistence Long-term factor persistence | 0.2402 | 0.97 |
Persistence:
0.420
Half-life:
1 days
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