V-Lab
Lens Technology Co.,Ltd. MF2-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
76.30%
decreased by 4.21%
1 Week
75.03%
decreased by 5.48%
1 Month
71.57%
decreased by 8.94%
Analysis last updated: Saturday, July 25, 2026 at 11:32 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 4 trading days, meaning a shock loses half its impact after approximately 4 days.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 76 | |
α ARCH Response to squared shocks | 0.0662 | 12.28*** |
β GARCH Volatility persistence | 0.7875 | 47.20*** |
γ leverage Additional response to negative shocks | -0.0006 | -0.07 |
λ₁ tau intercept Baseline long-term coefficient | 3.1512 | 0.81 |
λ₂ forecast adj. Forecast performance sensitivity | 0.6958 | 1.16 |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.853
Half-life:
4 days
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