CBOE VIX Indicative Bid Index GARCH Volatility Analysis
Volatility prediction for Monday, July 13th, 2026
1 Day
102.66%
increased by 0.08%
1 Week
106.50%
increased by 3.92%
1 Month
115.42%
increased by 12.84%
Analysis last updated: Monday, July 13, 2026 at 01:08 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 18, 2009 to Jul 10, 2026Boundary Parameters
Model Insight
Volatility shocks decay with a half-life of 8 trading days, meaning a shock loses half its impact after approximately 8 days.
σ
GARCH Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 5.0000 | 18.97*** |
α ARCH Response to squared shocks | 0.1058 | 22.79*** |
β GARCH Volatility persistence | 0.8159 | 122.39*** |
Persistence:
0.922
Half-life:
8 days
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