V-Lab
Dyaco International Inc MF2-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
28.69%
decreased by 2.03%
1 Week
29.64%
decreased by 1.08%
1 Month
30.22%
decreased by 0.50%
Analysis last updated: Sunday, August 23, 2026 at 01:58 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 24, 2011 to Aug 21, 2026Stationarity Enforced
Model 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
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 21 | |
α ARCH Response to squared shocks | 0.1504 | 18.48*** |
β GARCH Volatility persistence | 0.5778 | 23.28*** |
γ leverage Additional response to negative shocks | -0.0109 | -0.88 |
λ₁ tau intercept Baseline long-term coefficient | 0.0260 | 1.26 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0363 | 2.10** |
λ₃ tau persistence Long-term factor persistence | 0.9574 | 46.75*** |
Persistence:
0.723
Half-life:
2 days
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