Abbott Laboratories GARCH Volatility Analysis
Volatility prediction for Monday, November 2nd, 2026
1 Day
23.74%
increased by 0.07%
1 Week
23.79%
increased by 0.12%
1 Month
23.99%
increased by 0.32%
Analysis last updated: Friday, October 30, 2026 at 09:52 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Oct 30, 2026Model Insight
Volatility shocks decay with a half-life of 59 trading days, meaning a shock loses half its impact after approximately 59 days.
σ
GARCH Model
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Shock decay: Shocks decay with a 59-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0310 | 4.72*** |
| αARCH | 0.0487 | 6.95*** |
| βGARCH | 0.9397 | 119.26*** |
0.988
Persistence59d
Half-lifeσ
GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0310 | 4.72*** |
α ARCH Response to squared shocks | 0.0487 | 6.95*** |
β GARCH Volatility persistence | 0.9397 | 119.26*** |
Persistence:
0.988
Half-life:
59 days
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