V-Lab
abrdn Physical Gold Shares ETF MEM Volatility Analysis
Volatility prediction for Wednesday, September 9th, 2026
1 Day
24.93%
decreased by 0.55%
1 Week
24.67%
decreased by 0.81%
1 Month
23.70%
decreased by 1.78%
Analysis last updated: Tuesday, September 8, 2026 at 10:42 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Sep 14, 2009 to Sep 4, 2026Model Insight
Volatility shocks decay with a half-life of 36 trading days, meaning a shock loses half its impact after approximately 36 days.
μ
MEM Model
Tap to view equation
Shock decay: Shocks decay with a 36-day half-life
| Param | Value | t-stat |
|---|---|---|
| ωconst | 0.0205 | 1.49 |
| αARCH | 0.0963 | 5.41*** |
| βGARCH | 0.8845 | 63.01*** |
0.981
Persistence36d
Half-lifeμ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.0205 | 1.49 |
α ARCH Response to squared shocks | 0.0963 | 5.41*** |
β GARCH Volatility persistence | 0.8845 | 63.01*** |
Persistence:
0.981
Half-life:
36 days
Other abrdn Physical Gold Shares ETF Analyses
Other MEM Analyses on ETFs