V-Lab
Defiance 2x Daily Long Pure Drone and Aerial Automation ETF MEM Volatility Analysis
Inactive
Last recorded values (Friday, August 28th, 2026):
1 Day
93.90%
1 Week
99.02%
1 Month
110.40%
Analysis last updated: Wednesday, September 2, 2026 at 07:01 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Mar 3, 2026 to Aug 27, 2026Boundary Parameters
Model Insight
Volatility shocks decay with a half-life of 8 trading days, meaning a shock loses half its impact after approximately 8 days.
μ
MEM Model
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Shock decay: Shocks decay with a 8-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 5.0000 | 0.67 |
| αARCH | 0.2571 | 1.04 |
| βGARCH | 0.6608 | 3.10*** |
0.918
Persistence8d
Half-lifeμ
MEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 0.67 |
α ARCH Response to squared shocks | 0.2571 | 1.04 |
β GARCH Volatility persistence | 0.6608 | 3.10*** |
Persistence:
0.918
Half-life:
8 days
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