Skip to main content
V-Lab
V-Lab

Matsuda Sangyo Co Ltd Asy. MEM Volatility Analysis

Volatility prediction for Monday, October 19th, 2026

1 Day

44.41%

decreased by 1.15%

1 Week

44.52%

decreased by 1.04%

1 Month

44.95%

decreased by 0.61%

Analysis last updated: Saturday, October 17, 2026 at 11:47 PM UTC

Press Delete or Backspace to remove this series.
Date Range:

from

10/16/2024

to

10/16/2026

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Matsuda Sangyo Co Ltd AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Aug 28, 1995 to Oct 16, 2026

Model Insight

With persistence 0.999, volatility shocks have a half-life of 1378 trading days (~5.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

AMEM Model

Tap to view equation

High persistence: persistence 0.999, shock half-life ~1378 days
ParamValuet-stat
ωconst0.0230
2.22**
αARCH0.0793
4.08***
βGARCH0.9222
59.63***
γleverage-0.0040
-0.11

0.999

Persistence

1378d

Half-life
μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0230
2.22**
α

ARCH

Response to squared shocks

0.0793
4.08***
β

GARCH

Volatility persistence

0.9222
59.63***
γ

leverage

Additional response to negative shocks

-0.0040
-0.11

Persistence:

0.999

Half-life:

1378 days