V-Lab
PowerBank Corp MF2-GARCH Volatility Analysis
Volatility prediction for Monday, August 24th, 2026
1 Day
69.91%
1 Week
82.74%
1 Month
105.11%
Analysis last updated: Friday, August 21, 2026 at 10:04 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Apr 8, 2024 to Aug 21, 2026Model Insight
This asset shows a rare inverse leverage effect: positive returns raise next-day volatility 366% more than negative returns. Volatility rises more after gains than after losses, the reverse of the usual leverage effect and uncommon among risky assets.
MF2-GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 91 | |
α ARCH Response to squared shocks | 0.4560 | 28.66*** |
β GARCH Volatility persistence | 0.6200 | 57.36*** |
γ leverage Additional response to negative shocks | -0.3581 | -23.29*** |
λ₁ tau intercept Baseline long-term coefficient | 10.0000 | 0.28 |
λ₂ forecast adj. Forecast performance sensitivity | 0.0000 | 0.00 |
λ₃ tau persistence Long-term factor persistence | 0.8365 | 1.38 |
Persistence:
0.897
Half-life:
6 days
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