HP Inc EGARCH Volatility Analysis
Volatility prediction for Monday, November 2nd, 2026
1 Day
53.69%
increased by 7.33%
1 Week
53.58%
increased by 7.22%
1 Month
53.19%
increased by 6.83%
Analysis last updated: Friday, October 30, 2026 at 10:16 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 1990 to Oct 30, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 137% more than equivalent positive returns.
σ
EGARCH Model
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Leverage: Negative returns increase volatility 137% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0246 | 2.39** |
| αARCH | 0.0722 | 3.73*** |
| βGARCH | 0.9891 | 242.96*** |
| γleverage | -0.0293 | -2.27** |
0.989
Persistence63d
Half-lifeσ
EGARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0246 | 2.39** |
α ARCH Response to squared shocks | 0.0722 | 3.73*** |
β GARCH Volatility persistence | 0.9891 | 242.96*** |
γ leverage Additional response to negative shocks | -0.0293 | -2.27** |
Persistence:
0.989
Half-life:
63 days
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