Princes Group PLC MEM Volatility Analysis
Volatility prediction for Tuesday, July 21st, 2026
1 Day
35.79%
increased by 0.60%
1 Week
37.58%
increased by 2.39%
1 Month
42.16%
increased by 6.97%
Analysis last updated: Tuesday, July 21, 2026 at 08:01 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
Oct 31, 2025 to Jul 17, 2026Model Insight
Volatility shocks decay with a half-life of 12 trading days, meaning a shock loses half its impact after approximately 12 days.
μ
MEM Model
Tap to view equation
| Parameter | Value | t-statistic |
|---|---|---|
ω const Unconditional variance weight | 0.5643 | 3.09*** |
α ARCH Response to squared shocks | 0.1727 | 5.64*** |
β GARCH Volatility persistence | 0.7704 | 23.81*** |
Persistence:
0.943
Half-life:
12 days
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