iShares MSCI United Kingdom ETF MEM Volatility Analysis
Volatility prediction for Monday, October 19th, 2026
1 Day
13.23%
increased by 0.33%
1 Week
13.62%
increased by 0.72%
1 Month
14.96%
increased by 2.06%
Analysis last updated: Friday, October 16, 2026 at 10:40 PM 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
Apr 5, 1996 to Oct 16, 2026Model Insight
Volatility shocks decay with a half-life of 53 trading days, meaning a shock loses half its impact after approximately 53 days.
μ
MEM Model
Tap to view equation
Shock decay: Shocks decay with a 53-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0301 | 1.08 |
| αARCH | 0.1861 | 8.16*** |
| βGARCH | 0.8008 | 69.48*** |
0.987
Persistence53d
Half-lifeμ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0301 | 1.08 |
α ARCH Response to squared shocks | 0.1861 | 8.16*** |
β GARCH Volatility persistence | 0.8008 | 69.48*** |
Persistence:
0.987
Half-life:
53 days
Other iShares MSCI United Kingdom ETF Analyses
Other MEM Analyses on ETFs