Russell 1000 Value Index EGARCH Volatility Analysis
Volatility prediction for Tuesday, October 13th, 2026
1 Day
10.31%
decreased by 0.47%
1 Week
10.57%
decreased by 0.21%
1 Month
11.49%
increased by 0.71%
Analysis last updated: Tuesday, October 13, 2026 at 12:05 AM UTC
Press Delete or Backspace to remove this series.
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
May 12, 2000 to Oct 9, 2026Model Insight
This asset exhibits a strong leverage effect: volatility responds almost entirely to negative shocks. The ARCH response to positive shocks is negligible.
σ
EGARCH Model
Tap to view equation
Leverage: volatility responds almost entirely to negative shocks
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0027 | 0.22 |
| αARCH | 0.1472 | 7.79*** |
| βGARCH | 0.9748 | 173.14*** |
| γleverage | -0.1376 | -9.07*** |
0.975
Persistence27d
Half-lifeσ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0027 | 0.22 |
α ARCH Response to squared shocks | 0.1472 | 7.79*** |
β GARCH Volatility persistence | 0.9748 | 173.14*** |
γ leverage Additional response to negative shocks | -0.1376 | -9.07*** |
Persistence:
0.975
Half-life:
27 days
Other Russell 1000 Value Index Analyses
Other EGARCH Analyses on Equity Indices