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V-Lab

PSI 20 Portuguese Stock Index GJR-GARCH Volatility Analysis

Volatility prediction for Monday, May 4th, 2026

1 Day

13.95%

increased by 1.06%

1 Week

14.19%

increased by 1.30%

1 Month

15.05%

increased by 2.16%

Analysis last updated: Thursday, April 30, 2026 at 05:03 PM UTC

Date Range:

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to

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1Y ·

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graph of PSI 20 Portuguese Stock Index GJR-GARCH

News Impact Curve

How returns affect tomorrow's volatility

Volatility Forecast

How volatility evolves over time