V-Lab
PMV Pharmaceuticals Inc GJR-GARCH Volatility Analysis
Volatility prediction for Monday, September 14th, 2026
1 Day
68.62%
decreased by 5.98%
1 Week
71.56%
decreased by 3.04%
1 Month
75.10%
increased by 0.50%
Analysis last updated: Friday, September 11, 2026 at 11:19 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 25, 2020 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
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Shock decay: Shocks decay with a 3-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 2.96*** |
| αARCH | 0.2981 | 2.22** |
| βGARCH | 0.5739 | 5.40*** |
| γleverage | -0.1706 | -0.90 |
0.787
Persistence3d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 2.96*** |
α ARCH Response to squared shocks | 0.2981 | 2.22** |
β GARCH Volatility persistence | 0.5739 | 5.40*** |
γ leverage Additional response to negative shocks | -0.1706 | -0.90 |
Persistence:
0.787
Half-life:
3 days
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