V-Lab
VanEck Uranium and Nuclear ETF MEM Volatility Analysis
Volatility prediction for Tuesday, August 18th, 2026
1 Day
28.32%
decreased by 0.98%
1 Week
28.39%
decreased by 0.91%
1 Month
28.64%
decreased by 0.66%
Analysis last updated: Monday, August 17, 2026 at 09:41 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Aug 15, 2007 to Aug 14, 2026Model Insight
Volatility shocks decay with a half-life of 58 trading days, meaning a shock loses half its impact after approximately 58 days.
μ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0454 | 13.85*** |
α ARCH Response to squared shocks | 0.2000 | 36.16*** |
β GARCH Volatility persistence | 0.7882 | 163.66*** |
Persistence:
0.988
Half-life:
58 days
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