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V-Lab

SEI Select Small CAP ETF MF2-GARCH Volatility Analysis

Volatility prediction for Wednesday, July 22nd, 2026

1 Day

17.37%

decreased by 0.34%

1 Week

17.76%

increased by 0.05%

1 Month

18.73%

increased by 1.02%

Analysis last updated: Tuesday, July 21, 2026 at 09:31 PM UTC

Date Range:

from

to

6M ·

1Y ·

All

graph of SEI Select Small CAP ETF MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

Oct 10, 2024 to Jul 17, 2026

Model Insight

This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.

σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

46
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.8724
82.19***
γ

leverage

Additional response to negative shocks

0.1156
13.80***
λ₁

tau intercept

Baseline long-term coefficient

0.4196
0.35
λ₂

forecast adj.

Forecast performance sensitivity

0.0000
0.00
λ₃

tau persistence

Long-term factor persistence

0.7399
1.12

Persistence:

0.930

Half-life:

10 days