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V-Lab

Shenzhen Zhaowei Machinery & Electronic Co Ltd Asy. Power MEM Volatility Analysis

Volatility prediction for Friday, September 11th, 2026

1 Day

81.33%

decreased by 3.68%

1 Week

84.32%

decreased by 0.69%

1 Month

90.03%

increased by 5.02%

Analysis last updated: Friday, September 11, 2026 at 07:15 PM UTC

Date Range:

from

to

6M ·

All

graph of Shenzhen Zhaowei Machinery & Electronic Co Ltd APMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Mar 9, 2026 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days. The volatility power δ = 1.17 sits below 2, so large shocks influence volatility less than quadratically, a more outlier-robust response than standard GARCH.

μ

APMEM Model

Tap to view equation

Shock decay: Shocks decay with a 5-day half-lifeδ = 1.17 · sub-quadratic power
ParamValuet-stat
ωconst1.0000
0.18
αARCH0.2412
2.75***
βGARCH0.6799
4.88***
γleverage0.1993
1.28
δpower1.1689
0.47

0.876

Persistence

5d

Half-life
μ

APMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

1.0000
0.18
α

ARCH

Response to squared shocks

0.2412
2.75***
β

GARCH

Volatility persistence

0.6799
4.88***
γ

leverage

Additional response to negative shocks

0.1993
1.28
δ

power

Transformation power

1.1689
0.47

Persistence:

0.876

Half-life:

5 days