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V-Lab

Makoto Construction Co Ltd AGARCH Volatility Analysis

Volatility prediction for Tuesday, July 14th, 2026

1 Day

26.13%

decreased by 1.05%

1 Week

27.30%

increased by 0.12%

1 Month

30.88%

increased by 3.70%

Analysis last updated: Tuesday, July 14, 2026 at 07:42 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Makoto Construction Co Ltd AGARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Feb 21, 2006 to Jul 10, 2026

Model Insight

The news-impact curve is shifted (γ = 0.32) so that negative returns raise next-day volatility more than positive returns of the same size. The gap is largest for small shocks and narrows for larger ones.

σ

AGARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.1934
15.46***
α

ARCH

Response to squared shocks

0.1193
21.41***
β

GARCH

Volatility persistence

0.8521
159.93***
γ

leverage

Additional response to negative shocks

0.3168
3.42***

Persistence:

0.971

Half-life:

24 days