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V-Lab

Samsung Electronics Co Ltd Asy. MEM Volatility Analysis

Volatility prediction for Friday, August 14th, 2026

1 Day

99.60%

decreased by 6.17%

1 Week

98.96%

decreased by 6.81%

1 Month

96.48%

decreased by 9.29%

Analysis last updated: Friday, August 14, 2026 at 07:47 PM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Samsung Electronics Co Ltd AMEM

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Jan 3, 1990 to Aug 7, 2026

Model Insight

With persistence 0.992, volatility shocks have a half-life of 88 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.

Leverage: Negative returns increase volatility 20% more than positive returns

μ

AMEM Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0531
24.87***
α

ARCH

Response to squared shocks

0.1176
40.43***
β

GARCH

Volatility persistence

0.8629
424.66***
γ

leverage

Additional response to negative shocks

0.0235
4.85***

Persistence:

0.992

Half-life:

88 days