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VanEck Solana ETF GJR-GARCH Volatility Analysis

Volatility prediction for Monday, September 21st, 2026

1 Day

70.74%

increased by 10.51%

1 Week

70.54%

increased by 10.31%

1 Month

70.09%

increased by 9.86%

Analysis last updated: Saturday, September 19, 2026 at 02:21 AM UTC

Date Range:

from

to

6M ·

All

graph of VanEck Solana ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Nov 17, 2025 to Sep 18, 2026

Model 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

Tap to view equation

Shock decay: Shocks decay with a 7-day half-life
ParamValuet-stat
ωconst1.8304
1.08
αARCH0.0410
0.73
βGARCH0.8022
7.07***
γleverage0.1231
0.64

0.905

Persistence

7d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.8304
1.08
α

ARCH

Response to squared shocks

0.0410
0.73
β

GARCH

Volatility persistence

0.8022
7.07***
γ

leverage

Additional response to negative shocks

0.1231
0.64

Persistence:

0.905

Half-life:

7 days