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V-Lab

Zhejiang Walrus New Material Co Ltd Asy. MEM Volatility Analysis

Volatility prediction for Tuesday, August 11th, 2026

1 Day

44.62%

increased by 5.10%

1 Week

44.62%

increased by 5.10%

1 Month

44.62%

increased by 5.10%

Analysis last updated: Tuesday, August 11, 2026 at 06:36 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Zhejiang Walrus New Material Co Ltd AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 8, 2020 to Aug 7, 2026

Model Insight

Volatility shocks decay with a half-life of 18 trading days, meaning a shock loses half its impact after approximately 18 days.

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.3063
14.37***
α

ARCH

Response to squared shocks

0.2755
21.21***
β

GARCH

Volatility persistence

0.6784
70.09***
γ

leverage

Additional response to negative shocks

0.0149
0.75

Persistence:

0.961

Half-life:

18 days