V-Lab
VanEck Solana ETF MEM Volatility Analysis
High-persistence model: shocks decay very slowly, so the theoretical long-run value may not be practically meaningful
Volatility prediction for Tuesday, August 18th, 2026
1 Day
36.44%
increased by 2.54%
1 Week
42.11%
increased by 8.21%
1 Month
59.63%
increased by 25.73%
Analysis last updated: Tuesday, August 18, 2026 at 02:21 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 17, 2025 to Aug 14, 2026Model Insight
Estimated persistence of 1.000 is at or above 1 (non-stationary): volatility shocks do not decay and the long-run variance is undefined, so long-horizon forecasts should be treated with caution.
μ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.8840 | 2.17** |
α ARCH Response to squared shocks | 0.3473 | 10.87*** |
β GARCH Volatility persistence | 0.6527 | 39.87*** |
Persistence:
1.000
Half-life:
-
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