V-Lab
Abbott Laboratories MF2-GARCH Volatility Analysis
Volatility prediction for Tuesday, September 15th, 2026
1 Day
28.72%
decreased by 0.77%
1 Week
28.93%
decreased by 0.56%
1 Month
29.59%
increased by 0.10%
Analysis last updated: Monday, September 14, 2026 at 09:41 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Sep 11, 2026Model Insight
This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.
σ
MF2-GARCH Model
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Leverage: volatility responds almost entirely to negative shocks
| Param | Value | t-stat |
|---|---|---|
| mwindow | 66 | |
| αARCH | 0.0206 | 2.11** |
| βGARCH | 0.8789 | 40.20*** |
| γleverage | 0.0840 | 4.91*** |
| λ₁tau intercept | 0.0080 | 1.60 |
| λ₂forecast adj. | 0.0168 | 2.33** |
| λ₃tau persistence | 0.9801 | 110.71*** |
0.942
Persistence12d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 66 | |
α ARCH Response to squared shocks | 0.0206 | 2.11** |
β GARCH Volatility persistence | 0.8789 | 40.20*** |
γ leverage Additional response to negative shocks | 0.0840 | 4.91*** |
λ₁ tau intercept Baseline long-term coefficient | 0.0080 | 1.60 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0168 | 2.33** |
λ₃ tau persistence Long-term factor persistence | 0.9801 | 110.71*** |
Persistence:
0.942
Half-life:
12 days
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