Skip to main content
V-Lab
V-Lab

Russell 1000 Value Index MF2-GARCH Volatility Analysis

Volatility prediction for Tuesday, September 15th, 2026

1 Day

11.11%

decreased by 0.40%

1 Week

11.45%

decreased by 0.06%

1 Month

12.24%

increased by 0.73%

Analysis last updated: Tuesday, September 15, 2026 at 12:05 AM UTC

Date Range:

from

to

6M ·

1Y ·

2Y ·

5Y ·

10Y ·

All

graph of Russell 1000 Value 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 Sep 11, 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

Leverage: volatility responds almost entirely to negative shocks
ParamValuet-stat
mwindow76
αARCH0.0000
0.00
βGARCH0.8549
72.53***
γleverage0.1895
11.59***
λ₁tau intercept0.0217
1.69*
λ₂forecast adj.0.1040
3.27***
λ₃tau persistence0.8735
20.91***

0.950

Persistence

13d

Half-life
σ

MF2-GARCH Model

Tap to view equation

ParameterValuet-statistic
m

window

Rolling window length

76
α

ARCH

Response to squared shocks

0.0000
0.00
β

GARCH

Volatility persistence

0.8549
72.53***
γ

leverage

Additional response to negative shocks

0.1895
11.59***
λ₁

tau intercept

Baseline long-term coefficient

0.0217
1.69*
λ₂

forecast adj.

Forecast performance sensitivity

0.1040
3.27***
λ₃

tau persistence

Long-term factor persistence

0.8735
20.91***

Persistence:

0.950

Half-life:

13 days