V-Lab
FII Vida Nova MEM Volatility Analysis
Volatility prediction for Thursday, October 1st, 2026
1 Day
104.87%
increased by 28.91%
1 Week
113.78%
increased by 37.82%
1 Month
140.06%
increased by 64.10%
Analysis last updated: Thursday, October 1, 2026 at 10:34 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 12, 2016 to Sep 25, 2026Model Insight
Volatility shocks decay with a half-life of 29 trading days, meaning a shock loses half its impact after approximately 29 days.
μ
MEM Model
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Shock decay: Shocks decay with a 29-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 1.19 |
| αARCH | 0.4365 | 3.45*** |
| βGARCH | 0.5397 | 9.52*** |
0.976
Persistence29d
Half-lifeμ
MEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 1.19 |
α ARCH Response to squared shocks | 0.4365 | 3.45*** |
β GARCH Volatility persistence | 0.5397 | 9.52*** |
Persistence:
0.976
Half-life:
29 days
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