V-Lab
Smart Powerr Corp MF2-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
212.81%
decreased by 60.05%
1 Week
270.72%
decreased by 2.14%
1 Month
343.90%
increased by 71.04%
Analysis last updated: Saturday, August 22, 2026 at 01:57 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jul 4, 2001 to Aug 21, 2026Model 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
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 36 | |
α ARCH Response to squared shocks | 0.3140 | 16.56*** |
β GARCH Volatility persistence | 0.2423 | 11.43*** |
γ leverage Additional response to negative shocks | 0.0400 | 1.12 |
λ₁ tau intercept Baseline long-term coefficient | 5.7199 | 0.70 |
λ₂ forecast adj. Forecast performance sensitivity | 0.2643 | 0.96 |
λ₃ tau persistence Long-term factor persistence | 0.6592 | 1.66* |
Persistence:
0.576
Half-life:
1 days
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