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V-Lab
V-Lab

Horizon Small/Mid Cap Core Equity ETF GJR-GARCH Volatility Analysis

Volatility prediction for Wednesday, September 9th, 2026

1 Day

15.03%

increased by 0.19%

1 Week

15.12%

increased by 0.28%

1 Month

15.40%

increased by 0.56%

Analysis last updated: Tuesday, September 8, 2026 at 10:43 PM UTC

Date Range:

from

to

6M ·

All

graph of Horizon Small/Mid Cap Core Equity ETF GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Dec 4, 2025 to Sep 4, 2026

Model Insight

Volatility shocks decay with a half-life of 15 trading days, meaning a shock loses half its impact after approximately 15 days.

σ

GJR-GARCH Model

Tap to view equation

Shock decay: Shocks decay with a 15-day half-life
ParamValuet-stat
ωconst0.0460
0.60
αARCH0.0000
0.00
βGARCH0.9095
8.68***
γleverage0.0912
0.59

0.955

Persistence

15d

Half-life
σ

GJR-GARCH Model

Tap to view equation

ParameterValuet-statistic
ω

const

Unconditional variance weight

0.0460
0.60
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.9095
8.68***
γ

leverage

Additional response to negative shocks

0.0912
0.59

Persistence:

0.955

Half-life:

15 days