V-Lab
MacroGenics Inc GJR-GARCH Volatility Analysis
Volatility prediction for Monday, September 14th, 2026
1 Day
67.67%
decreased by 3.92%
1 Week
71.90%
increased by 0.31%
1 Month
77.24%
increased by 5.65%
Analysis last updated: Friday, September 11, 2026 at 11:09 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 10, 2013 to Sep 11, 2026Boundary Parameters
Model Insight
Volatility shocks decay with a half-life of 3 trading days, meaning a shock loses half its impact after approximately 3 days.
σ
GJR-GARCH Model
Tap to view equation
Shock decay: Shocks decay with a 3-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 3.47*** |
| αARCH | 0.1559 | 2.52** |
| βGARCH | 0.6432 | 10.96*** |
| γleverage | 0.0081 | 0.06 |
0.803
Persistence3d
Half-lifeσ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 3.47*** |
α ARCH Response to squared shocks | 0.1559 | 2.52** |
β GARCH Volatility persistence | 0.6432 | 10.96*** |
γ leverage Additional response to negative shocks | 0.0081 | 0.06 |
Persistence:
0.803
Half-life:
3 days
Other MacroGenics Inc Analyses
Other GJR-GARCH Analyses on Equities