V-Lab
Lens Technology Co.,Ltd. GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
80.64%
decreased by 3.53%
1 Week
78.98%
decreased by 5.19%
1 Month
73.53%
decreased by 10.64%
Analysis last updated: Saturday, July 25, 2026 at 11:31 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 18, 2015 to Jul 24, 2026Model Insight
Volatility shocks decay with a half-life of 18 trading days, meaning a shock loses half its impact after approximately 18 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.4381 | 10.76*** |
α ARCH Response to squared shocks | 0.0665 | 9.17*** |
β GARCH Volatility persistence | 0.8927 | 143.25*** |
γ leverage Additional response to negative shocks | 0.0052 | 0.42 |
Persistence:
0.962
Half-life:
18 days
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