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V-Lab

PSI 20 Portuguese Stock Index GAS-GARCH Student T Volatility Analysis

Volatility prediction for Monday, April 27th, 2026

1 Day

13.47%

increased by 0.69%

1 Week

13.60%

increased by 0.82%

1 Month

14.11%

increased by 1.33%

Analysis last updated: Friday, April 24, 2026 at 05:04 PM UTC

Date Range:

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to

6M ·

1Y ·

2Y ·

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10Y ·

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graph of PSI 20 Portuguese Stock Index GAS-GARCH-T

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time