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V-Lab

Iwatsuka Confectionery Co MEM Volatility Analysis

Volatility prediction for Friday, August 7th, 2026

1 Day

13.59%

decreased by 0.18%

1 Week

13.70%

decreased by 0.07%

1 Month

14.14%

increased by 0.37%

Analysis last updated: Friday, August 7, 2026 at 07:19 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Iwatsuka Confectionery Co MEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 24, 1995 to Jul 31, 2026

Model Insight

With persistence 1.000, volatility shocks have a half-life of 3648 trading days (~14.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

μ

MEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0061
1.15
α

ARCH

Response to squared shocks

0.0342
18.63***
β

GARCH

Volatility persistence

0.9656
451.85***

Persistence:

1.000

Half-life:

3648 days