V-Lab
Everforth Inc MF2-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
76.11%
1 Week
75.87%
1 Month
74.96%
Analysis last updated: Friday, July 24, 2026 at 10:31 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 22, 1992 to Jul 24, 2026Model Insight
With persistence 0.992, volatility shocks have a half-life of 88 trading days (~0.4 years), close to a unit root, so long-run forecasts are highly sensitive to this estimate.
Leverage: Negative returns increase volatility 375% more than positive returns
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 126 | |
α ARCH Response to squared shocks | 0.0153 | 8.69*** |
β GARCH Volatility persistence | 0.9481 | 330.13*** |
γ leverage Additional response to negative shocks | 0.0575 | 15.72*** |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 0.00 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.00 |
λ₃ tau persistence Long-term factor persistence | 0.2720 | 0.00 |
Persistence:
0.992
Half-life:
88 days
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