V-Lab
SK Hynix Inc GARCH Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
140.10%
decreased by 2.25%
1 Week
139.80%
decreased by 2.55%
1 Month
138.62%
decreased by 3.73%
Analysis last updated: Sunday, August 9, 2026 at 12:25 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 26, 1996 to Aug 7, 2026Model Insight
With persistence 0.997, volatility shocks have a half-life of 263 trading days (~1.0 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 | 0.0389 | 12.76*** |
α ARCH Response to squared shocks | 0.0425 | 36.52*** |
β GARCH Volatility persistence | 0.9549 | 806.47*** |
Persistence:
0.997
Half-life:
263 days
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