V-Lab
Wealthfront Corp MF2-GARCH Volatility Analysis
Volatility prediction for Monday, July 27th, 2026
1 Day
10.79%
decreased by 6.99%
1 Week
8.80%
decreased by 8.98%
1 Month
6.74%
decreased by 11.04%
Analysis last updated: Friday, July 24, 2026 at 10:13 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 12, 2025 to Jul 24, 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 | 21 | |
α ARCH Response to squared shocks | 0.3162 | |
β GARCH Volatility persistence | 0.1112 | |
γ leverage Additional response to negative shocks | -0.0976 | |
λ₁ tau intercept Baseline long-term coefficient | 0.0656 | |
λ₂ forecast adj. Forecast performance sensitivity | 0.0052 | |
λ₃ tau persistence Long-term factor persistence | 0.0066 |
Persistence:
0.379
Half-life:
1 days
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