Home Depot Inc/The GJR-GARCH Volatility Analysis
Volatility prediction for Monday, July 13th, 2026
1 Day
28.62%
decreased by 0.73%
1 Week
28.76%
decreased by 0.59%
1 Month
29.29%
decreased by 0.06%
Analysis last updated: Friday, July 10, 2026 at 11:11 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Jul 10, 2026Model Insight
With persistence 0.994, volatility shocks have a half-life of 125 trading days (~0.5 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Leverage: Negative returns increase volatility 373% more than positive returns
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0341 | 14.65*** |
α ARCH Response to squared shocks | 0.0229 | 15.08*** |
β GARCH Volatility persistence | 0.9289 | 509.01*** |
γ leverage Additional response to negative shocks | 0.0853 | 19.65*** |
Persistence:
0.994
Half-life:
125 days
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