PSI 20 Portuguese Stock Index Asy. Power MEM Volatility Analysis
Volatility prediction for Thursday, April 23rd, 2026
1 Day
12.80%
decreased by 0.72%
1 Week
12.42%
decreased by 1.10%
1 Month
11.33%
decreased by 2.19%
Analysis last updated: Wednesday, April 22, 2026 at 05:04 PM UTC
News Impact Curve
How returns affect tomorrow's volatilityVolatility Forecast
How volatility evolves over timeParameter Estimates
| param | t-stat | |
|---|---|---|
| 0.0275 | 31.24 | |
| 0.2362 | 78.12 | |
| 0.7577 | 256.94 | |
| 0.1377 | 27.61 | |
| 1.0994 | 25.90 |
Estimation Period:
Jul 18, 1997 to Apr 17, 2026
Jul 18, 1997 to Apr 17, 2026
Other PSI 20 Portuguese Stock Index Analyses
Other Asy. Power MEM Analyses on Equity Indices