V-Lab
21Shares Solana ETF GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
45.61%
decreased by 0.27%
1 Week
48.41%
increased by 2.53%
1 Month
54.78%
increased by 8.90%
Analysis last updated: Saturday, August 22, 2026 at 02:18 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Nov 19, 2025 to Aug 21, 2026Model Insight
Volatility shocks decay with a half-life of 9 trading days, meaning a shock loses half its impact after approximately 9 days.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.1906 | 3.31*** |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.8456 | 33.96*** |
γ leverage Additional response to negative shocks | 0.1568 | 4.17*** |
Persistence:
0.924
Half-life:
9 days
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