V-Lab
Samsung Electronics Co Ltd GARCH Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
115.34%
decreased by 2.94%
1 Week
114.90%
decreased by 3.38%
1 Month
113.19%
decreased by 5.09%
Analysis last updated: Saturday, August 8, 2026 at 11:45 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 3, 1990 to Aug 7, 2026Model Insight
With persistence 0.996, volatility shocks have a half-life of 161 trading days (~0.6 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
σ
GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0267 | 14.11*** |
α ARCH Response to squared shocks | 0.0454 | 35.43*** |
β GARCH Volatility persistence | 0.9503 | 699.77*** |
Persistence:
0.996
Half-life:
161 days
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