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V-Lab

Kyoritsu Maintenance Co Ltd Asy. MEM Volatility Analysis

Volatility prediction for Tuesday, August 11th, 2026

1 Day

51.52%

decreased by 0.35%

1 Week

51.33%

decreased by 0.54%

1 Month

50.59%

decreased by 1.28%

Analysis last updated: Tuesday, August 11, 2026 at 06:49 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

All

graph of Kyoritsu Maintenance Co Ltd AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 20, 2021 to Aug 7, 2026

Model Insight

With persistence 0.990, volatility shocks have a half-life of 71 trading days (~0.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: volatility responds almost entirely to negative shocks

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0626
3.77***
α

ARCH

Response to squared shocks

0.0017
0.66
β

GARCH

Volatility persistence

0.9769
194.60***
γ

leverage

Additional response to negative shocks

0.0234
4.10***

Persistence:

0.990

Half-life:

71 days