Purpose Solana ETF GJR-GARCH Volatility Analysis
Volatility prediction for Thursday, October 8th, 2026
1 Day
62.12%
increased by 4.33%
1 Week
63.84%
increased by 6.05%
1 Month
67.30%
increased by 9.51%
Analysis last updated: Thursday, October 8, 2026 at 09:07 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 16, 2025 to Oct 2, 2026Model Insight
Volatility shocks decay with a half-life of 6 trading days, meaning a shock loses half its impact after approximately 6 days.
σ
GJR-GARCH Model
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Shock decay: Shocks decay with a 6-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 2.1271 | 1.29 |
| αARCH | 0.0000 | 0.00 |
| βGARCH | 0.8274 | 9.09*** |
| γleverage | 0.1298 | 0.92 |
0.892
Persistence6d
Half-lifeσ
GJR-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.1271 | 1.29 |
α ARCH Response to squared shocks | 0.0000 | 0.00 |
β GARCH Volatility persistence | 0.8274 | 9.09*** |
γ leverage Additional response to negative shocks | 0.1298 | 0.92 |
Persistence:
0.892
Half-life:
6 days
Other Purpose Solana ETF Analyses
Other GJR-GARCH Analyses on ETFs