V-Lab
Direxion Daily AI and Big Data Bear 2X ETF MEM Volatility Analysis
Volatility prediction for Friday, September 4th, 2026
1 Day
43.02%
increased by 3.63%
1 Week
50.10%
increased by 10.71%
1 Month
62.91%
increased by 23.52%
Analysis last updated: Friday, September 4, 2026 at 02:18 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 16, 2024 to Aug 28, 2026Model Insight
Volatility shocks decay with a half-life of 7 trading days, meaning a shock loses half its impact after approximately 7 days.
μ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.1730 | 2.99*** |
α ARCH Response to squared shocks | 0.3771 | 3.54*** |
β GARCH Volatility persistence | 0.5238 | 6.80*** |
Persistence:
0.901
Half-life:
7 days
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