V-Lab
NASDAQ 100 Asy. MEM Volatility Analysis
Volatility prediction for Friday, September 11th, 2026
1 Day
13.34%
decreased by 0.18%
1 Week
13.96%
increased by 0.44%
1 Month
15.94%
increased by 2.42%
Analysis last updated: Friday, September 11, 2026 at 12:05 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 1, 1990 to Sep 4, 2026Model Insight
This asset exhibits a notable leverage effect: negative returns increase next-day volatility 91% more than equivalent positive returns.
μ
AMEM Model
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Leverage: Negative returns increase volatility 91% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0493 | 8.03*** |
| αARCH | 0.1448 | 9.91*** |
| βGARCH | 0.7685 | 71.78*** |
| γleverage | 0.1313 | 5.03*** |
0.979
Persistence33d
Half-lifeμ
AMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0493 | 8.03*** |
α ARCH Response to squared shocks | 0.1448 | 9.91*** |
β GARCH Volatility persistence | 0.7685 | 71.78*** |
γ leverage Additional response to negative shocks | 0.1313 | 5.03*** |
Persistence:
0.979
Half-life:
33 days
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