V-Lab
Sunstone Hotel Investors Inc Asy. MEM Volatility Analysis
Volatility prediction for Friday, October 2nd, 2026
1 Day
17.87%
increased by 0.99%
1 Week
18.82%
increased by 1.94%
1 Month
21.86%
increased by 4.98%
Analysis last updated: Thursday, October 1, 2026 at 11:15 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 21, 2004 to Sep 25, 2026Model Insight
This asset exhibits a modest leverage effect: negative returns increase next-day volatility 44% more than equivalent positive returns.
μ
AMEM Model
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Leverage: Negative returns increase volatility 44% more than positive returns
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0944 | 6.47*** |
| αARCH | 0.1587 | 8.63*** |
| βGARCH | 0.7876 | 59.74*** |
| γleverage | 0.0699 | 1.98** |
0.981
Persistence36d
Half-lifeμ
AMEM Model
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| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0944 | 6.47*** |
α ARCH Response to squared shocks | 0.1587 | 8.63*** |
β GARCH Volatility persistence | 0.7876 | 59.74*** |
γ leverage Additional response to negative shocks | 0.0699 | 1.98** |
Persistence:
0.981
Half-life:
36 days
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