V-Lab
Catalyst Media Group PLC MF2-GARCH Volatility Analysis
Volatility prediction for Monday, September 7th, 2026
1 Day
45.10%
decreased by 0.15%
1 Week
49.27%
increased by 4.02%
1 Month
51.26%
increased by 6.01%
Analysis last updated: Sunday, September 6, 2026 at 02:12 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 2007 to Sep 4, 2026Illiquid Asset
Model Insight
Volatility shocks decay with a half-life of 1 trading day, meaning a shock loses half its impact after approximately 1 day.
σ
MF2-GARCH Model
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Shock decay: Shocks decay with a 1-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 56 | |
| αARCH | 0.1044 | 2.55** |
| βGARCH | 0.4557 | 3.53*** |
| γleverage | 0.0388 | 0.59 |
| λ₁tau intercept | 4.9730 | 1.56 |
| λ₂forecast adj. | 0.4566 | 1.89* |
| λ₃tau persistence | 0.0000 | 0.00 |
0.580
Persistence1d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 56 | |
α ARCH Response to squared shocks | 0.1044 | 2.55** |
β GARCH Volatility persistence | 0.4557 | 3.53*** |
γ leverage Additional response to negative shocks | 0.0388 | 0.59 |
λ₁ tau intercept Baseline long-term coefficient | 4.9730 | 1.56 |
λ₂ forecast adj. Forecast performance sensitivity | 0.4566 | 1.89* |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.580
Half-life:
1 days
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