MacroGenics Inc AGARCH Volatility Analysis
Volatility prediction for Monday, October 19th, 2026
1 Day
68.56%
decreased by 4.83%
1 Week
73.00%
decreased by 0.39%
1 Month
77.78%
increased by 4.39%
Analysis last updated: Friday, October 16, 2026 at 10:18 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 10, 2013 to Oct 16, 2026Model Insight
Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days.
σ
AGARCH Model
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Shock decay: Shocks decay with a 3-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.9580 | 3.99*** |
| αARCH | 0.1774 | 3.64*** |
| βGARCH | 0.5876 | 9.84*** |
| γleverage | 0.0822 | 0.07 |
0.765
Persistence3d
Half-lifeσ
AGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.9580 | 3.99*** |
α ARCH Response to squared shocks | 0.1774 | 3.64*** |
β GARCH Volatility persistence | 0.5876 | 9.84*** |
γ leverage Additional response to negative shocks | 0.0822 | 0.07 |
Persistence:
0.765
Half-life:
3 days
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