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V-Lab

Grayscale Bitcoin Miners ETF GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 21st, 2026

1 Day

76.29%

decreased by 4.97%

1 Week

75.08%

decreased by 6.18%

1 Month

72.98%

decreased by 8.28%

Analysis last updated: Monday, July 20, 2026 at 09:45 PM UTC

Date Range:

from

to

6M ·

1Y ·

All

graph of Grayscale Bitcoin Miners ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 30, 2025 to Jul 17, 2026

Model Insight

Volatility shocks decay with a half-life of 4 trading days, meaning a shock loses half its impact after approximately 4 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

3.0181
7.96***
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.7662
31.59***
γ

leverage

Additional response to negative shocks

0.1698
4.20***

Persistence:

0.851

Half-life:

4 days