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V-Lab

Kei Industries Ltd Asy. Power MEM Volatility Analysis

Volatility prediction for Monday, August 10th, 2026

1 Day

35.32%

decreased by 3.35%

1 Week

37.15%

decreased by 1.52%

1 Month

40.36%

increased by 1.69%

Analysis last updated: Saturday, August 8, 2026 at 10:10 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Kei Industries Ltd APMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jul 5, 2006 to Aug 7, 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 = 1.32 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

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.5060
7.55***
α

ARCH

Response to squared shocks

0.2561
51.83***
β

GARCH

Volatility persistence

0.6505
88.06***
γ

leverage

Additional response to negative shocks

0.0094
1.20
δ

power

Transformation power

1.3169
12.55***

Persistence:

0.863

Half-life:

5 days