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V-Lab

Russell 1000 Growth Index MF2-GARCH Volatility Analysis

Volatility prediction for Monday, July 27th, 2026

1 Day

24.95%

increased by 0.88%

1 Week

24.45%

increased by 0.38%

1 Month

23.26%

decreased by 0.81%

Analysis last updated: Saturday, July 25, 2026 at 12:05 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

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graph of Russell 1000 Growth Index MF2-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time

Parameter Estimates

May 12, 2000 to Jul 24, 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

61
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.8492
244.16***
γ

leverage

Additional response to negative shocks

0.1909
45.31***
λ₁

tau intercept

Baseline long-term coefficient

0.0120
6.36***
λ₂

forecast adj.

Forecast performance sensitivity

0.0722
7.36***
λ₃

tau persistence

Long-term factor persistence

0.9181
84.66***

Persistence:

0.945

Half-life:

12 days