V-Lab
Xior Student Housing NV GAS-GARCH Student T Volatility Analysis
Volatility prediction for Thursday, October 1st, 2026
1 Day
20.62%
decreased by 0.80%
1 Week
21.11%
decreased by 0.31%
1 Month
22.57%
increased by 1.15%
Analysis last updated: Thursday, October 1, 2026 at 06:15 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 11, 2015 to Sep 25, 2026Model Insight
Volatility shocks decay with a half-life of 17 trading days, meaning a shock loses half its impact after approximately 17 days. Returns follow a Student-t distribution with v = 5.11 degrees of freedom, capturing fatter tails than a normal distribution.
𝑓
GAS-GARCH-T Model
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Shock decay: Shocks decay with a 17-day half-lifev = 5.11 · fat tails
| Param | Value | t-stat |
|---|---|---|
| ωconst | 2.7363 | 1.60 |
| αARCH | 0.0979 | 3.61*** |
| βGARCH | 0.9594 | 36.75*** |
| νDF | 5.1077 | 1.23 |
0.959
Persistence17d
Half-life𝑓
GAS-GARCH-T Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 2.7363 | 1.60 |
α ARCH Response to squared shocks | 0.0979 | 3.61*** |
β GARCH Volatility persistence | 0.9594 | 36.75*** |
ν DF Student-t tail thickness | 5.1077 | 1.23 |
Persistence:
0.959
Half-life:
17 days
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