V-Lab
EYG Gayrimenkul Yatirim Orta MF2-GARCH Volatility Analysis
Volatility prediction for Thursday, October 1st, 2026
1 Day
49.59%
increased by 1.09%
1 Week
53.35%
increased by 4.85%
1 Month
56.08%
increased by 7.58%
Analysis last updated: Thursday, October 1, 2026 at 10:23 PM UTC
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News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 29, 2022 to Sep 25, 2026Model Insight
Volatility shocks decay with a half-life of 2 trading days, meaning a shock loses half its impact after approximately 2 days.
σ
MF2-GARCH Model
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Shock decay: Shocks decay with a 2-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 26 | |
| αARCH | 0.2843 | 4.91*** |
| βGARCH | 0.4481 | 4.00*** |
| γleverage | -0.1472 | -1.52 |
| λ₁tau intercept | 6.7621 | 0.16 |
| λ₂forecast adj. | 0.0015 | 0.01 |
| λ₃tau persistence | 0.4749 | 0.15 |
0.659
Persistence2d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 26 | |
α ARCH Response to squared shocks | 0.2843 | 4.91*** |
β GARCH Volatility persistence | 0.4481 | 4.00*** |
γ leverage Additional response to negative shocks | -0.1472 | -1.52 |
λ₁ tau intercept Baseline long-term coefficient | 6.7621 | 0.16 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0015 | 0.01 |
λ₃ tau persistence Long-term factor persistence | 0.4749 | 0.15 |
Persistence:
0.659
Half-life:
2 days
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