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V-Lab

Xi'An Peri Power Semiconductor Converting Technology Co Ltd GJR-GARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

72.97%

increased by 7.36%

1 Week

72.28%

increased by 6.67%

1 Month

69.95%

increased by 4.34%

Analysis last updated: Tuesday, July 14, 2026 at 06:22 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Xi'An Peri Power Semiconductor Converting Technology Co Ltd GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 7, 2020 to Jul 10, 2026

Model Insight

Volatility shocks decay with a half-life of 23 trading days, meaning a shock loses half its impact after approximately 23 days.

σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.4324
7.21***
α

ARCH

Response to squared shocks

0.0853
7.89***
β

GARCH

Volatility persistence

0.8915
116.79***
γ

leverage

Additional response to negative shocks

-0.0138
-0.84

Persistence:

0.970

Half-life:

23 days