V-Lab
CBOE NASDAQ-100 Volatility Index MEM Volatility Analysis
Volatility prediction for Friday, August 7th, 2026
1 Day
93.45%
decreased by 15.51%
1 Week
94.35%
decreased by 14.61%
1 Month
96.04%
decreased by 12.92%
Analysis last updated: Friday, August 7, 2026 at 11:37 AM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Jan 23, 2001 to Jul 31, 2026Model Insight
Volatility shocks decay with a half-life of 5 trading days, meaning a shock loses half its impact after approximately 5 days.
μ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 4.7162 | 15.82*** |
α ARCH Response to squared shocks | 0.2838 | 29.77*** |
β GARCH Volatility persistence | 0.5911 | 84.19*** |
Persistence:
0.875
Half-life:
5 days
Other CBOE NASDAQ-100 Volatility Index Analyses
Other MEM Analyses on Volatility Indices