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V-Lab

Sunspring Metal Corp GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

22.31%

decreased by 0.10%

1 Week

22.83%

increased by 0.42%

1 Month

24.58%

increased by 2.17%

Analysis last updated: Tuesday, July 14, 2026 at 08:16 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Sunspring Metal Corp GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 10, 2007 to Jul 3, 2026

Model Insight

Volatility shocks decay with a half-life of 40 trading days, meaning a shock loses half its impact after approximately 40 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0807
13.55***
α

ARCH

Response to squared shocks

0.0696
14.05***
β

GARCH

Volatility persistence

0.9133
261.47***
γ

leverage

Additional response to negative shocks

-0.0001
-0.01

Persistence:

0.983

Half-life:

40 days