V-Lab
Sonali Life Insurance Co Ltd MF2-GARCH Volatility Analysis
Volatility prediction for Sunday, September 13th, 2026
1 Day
25.57%
decreased by 0.23%
1 Week
26.73%
increased by 0.93%
1 Month
29.44%
increased by 3.64%
Analysis last updated: Friday, September 11, 2026 at 06:02 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jun 30, 2021 to Sep 10, 2026Model Insight
Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days.
σ
MF2-GARCH Model
Tap to view equation
Shock decay: Shocks decay with a 9-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 76 | |
| αARCH | 0.0749 | 3.76*** |
| βGARCH | 0.8569 | 32.75*** |
| γleverage | -0.0060 | -0.19 |
| λ₁tau intercept | 1.0930 | 0.95 |
| λ₂forecast adj. | 0.2337 | 0.91 |
| λ₃tau persistence | 0.5593 | 1.25 |
0.929
Persistence9d
Half-lifeσ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 76 | |
α ARCH Response to squared shocks | 0.0749 | 3.76*** |
β GARCH Volatility persistence | 0.8569 | 32.75*** |
γ leverage Additional response to negative shocks | -0.0060 | -0.19 |
λ₁ tau intercept Baseline long-term coefficient | 1.0930 | 0.95 |
λ₂ forecast adj. Forecast performance sensitivity | 0.2337 | 0.91 |
λ₃ tau persistence Long-term factor persistence | 0.5593 | 1.25 |
Persistence:
0.929
Half-life:
9 days
Other Sonali Life Insurance Co Ltd Analyses
Other MF2-GARCH Analyses on International Equities