Nanjing Vazyme Biotech Co Ltd GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, October 29th, 2026
1 Day
89.82%
increased by 19.09%
1 Week
88.87%
increased by 18.14%
1 Month
85.50%
increased by 14.77%
Analysis last updated: Thursday, October 29, 2026 at 09:07 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 15, 2021 to Oct 23, 2026Model Insight
Volatility shocks decay with a half-life of 31 trading days, meaning a shock loses half its impact after approximately 31 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 31-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.3540 | 3.00*** |
| αARCH | 0.1488 | 2.80*** |
| βGARCH | 0.8511 | 29.23*** |
| γleverage | -0.0434 | -0.53 |
0.978
Persistence31d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.3540 | 3.00*** |
α ARCH Response to squared shocks | 0.1488 | 2.80*** |
β GARCH Volatility persistence | 0.8511 | 29.23*** |
γ leverage Additional response to negative shocks | -0.0434 | -0.53 |
Persistence:
0.978
Half-life:
31 days
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