Purpose Solana ETF GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, October 29th, 2026
1 Day
61.97%
decreased by 1.28%
1 Week
63.42%
increased by 0.17%
1 Month
66.47%
increased by 3.22%
Analysis last updated: Thursday, October 29, 2026 at 09:06 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 16, 2025 to Oct 23, 2026Model Insight
Volatility shocks decay with a half-life of 7 trading days, meaning a shock loses half its impact after approximately 7 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 7-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 1.9332 | 1.27 |
| αARCH | 0.0000 | 0.00 |
| βGARCH | 0.8382 | 9.85*** |
| γleverage | 0.1224 | 0.91 |
0.899
Persistence7d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 1.9332 | 1.27 |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.8382 | 9.85*** |
γ leverage Additional response to negative shocks | 0.1224 | 0.91 |
Persistence:
0.899
Half-life:
7 days
Other Purpose Solana ETF Analyses
Other GJR-GARCH Analyses on ETFs