V-Lab
Catalyst Media Group PLC GJR-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
52.14%
decreased by 1.18%
1 Week
52.19%
decreased by 1.13%
1 Month
52.37%
decreased by 0.95%
Analysis last updated: Sunday, August 23, 2026 at 02:26 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 2, 2007 to Aug 21, 2026Illiquid Asset
Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 105% more than equivalent positive returns.
σ
GJR-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.2879 | 7.15*** |
α ARCH Response to squared shocks | 0.0288 | 6.45*** |
β GARCH Volatility persistence | 0.9305 | 143.63*** |
γ leverage Additional response to negative shocks | 0.0301 | 2.97*** |
Persistence:
0.974
Half-life:
27 days
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