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V-Lab

Nancal Technology Co.,Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Monday, August 24th, 2026

1 Day

53.03%

decreased by 3.36%

1 Week

52.76%

decreased by 3.63%

1 Month

52.21%

decreased by 4.18%

Analysis last updated: Saturday, August 22, 2026 at 06:46 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Nancal Technology Co.,Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 21, 2016 to Aug 21, 2026

Model 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

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.2145
15.00***
α

ARCH

Response to squared shocks

0.0966
11.64***
β

GARCH

Volatility persistence

0.7877
72.74***
γ

leverage

Additional response to negative shocks

0.0024
0.17

Persistence:

0.885

Half-life:

6 days