V-Lab
Mark Dynamics Indo MF2-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
57.33%
decreased by 4.75%
1 Week
58.92%
decreased by 3.16%
1 Month
64.91%
increased by 2.83%
Analysis last updated: Sunday, July 26, 2026 at 07:04 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 12, 2017 to Jul 24, 2026Model Insight
With persistence 1.000, volatility shocks have a half-life of 2094 trading days (~8.3 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
σ
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 126 | |
α ARCH Response to squared shocks | 0.1921 | 17.98*** |
β GARCH Volatility persistence | 0.8160 | 170.79*** |
γ leverage Additional response to negative shocks | -0.0170 | -0.75 |
λ₁ tau intercept Baseline long-term coefficient | 0.9632 | 16.87*** |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.02 |
λ₃ tau persistence Long-term factor persistence | 0.9993 | 1,896.26*** |
Persistence:
1.000
Half-life:
2094 days
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