V-Lab
State Street Financial Select Sector SPDR ETF EGARCH Volatility Analysis
Volatility prediction for Monday, August 10th, 2026
1 Day
13.09%
increased by 0.08%
1 Week
13.40%
increased by 0.39%
1 Month
14.59%
increased by 1.58%
Analysis last updated: Friday, August 7, 2026 at 10:49 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Dec 22, 1998 to Aug 7, 2026Model Insight
This asset exhibits a strong leverage effect: negative returns increase next-day volatility 344% more than equivalent positive returns.
σ
EGARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0165 | 6.04*** |
α ARCH Response to squared shocks | 0.1684 | 37.96*** |
β GARCH Volatility persistence | 0.9816 | 912.29*** |
γ leverage Additional response to negative shocks | -0.1066 | -28.09*** |
Persistence:
0.982
Half-life:
37 days
Other State Street Financial Select Sector SPDR ETF Analyses
Other EGARCH Analyses on ETFs