V-Lab
Horizon Small/Mid Cap Core Equity ETF MF2-GARCH Volatility Analysis
Volatility prediction for Wednesday, September 9th, 2026
1 Day
12.64%
decreased by 0.06%
1 Week
12.66%
decreased by 0.04%
1 Month
12.77%
increased by 0.07%
Analysis last updated: Tuesday, September 8, 2026 at 10:43 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 4, 2025 to Sep 4, 2026Model Insight
Volatility shocks decay with a half-life of 18 trading days, meaning a shock loses half its impact after approximately 18 days.
σ
MF2-GARCH Model
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Shock decay: Shocks decay with a 18-day half-life
| Param | Value | t-stat |
|---|---|---|
| mwindow | 56 | |
| αARCH | 0.0000 | 0.02 |
| βGARCH | 0.9618 | 0.09 |
| γleverage | 0.0000 | -0.02 |
| λ₁tau intercept | 0.0618 | 52.99*** |
| λ₂forecast adj. | 1.0000 | 45.41*** |
| λ₃tau persistence | 0.0000 | 0.00 |
0.962
Persistence18d
Half-lifeσ
MF2-GARCH Model
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| Parameter | Value | t-statistic |
|---|---|---|
m window Rolling window length | 56 | |
α ARCH Response to squared shocks | 0.0000 | 0.02 |
β GARCH Volatility persistence | 0.9618 | 0.09 |
γ leverage Additional response to negative shocks | 0.0000 | -0.02 |
λ₁ tau intercept Baseline long-term coefficient | 0.0618 | 52.99*** |
λ₂ forecast adj. Forecast performance sensitivity | 1.0000 | 45.41*** |
λ₃ tau persistence Long-term factor persistence | 0.0000 | 0.00 |
Persistence:
0.962
Half-life:
18 days
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