Edison S p A : S&P Global Ratings raises Edison's long-term rating to BBB+

PRESS RELEASE

Milan, January 23, 2026 - Edison announces that S&P Global Ratings has raised the long-term rating of the company to BBB+ from BBB (BBB+/Stable/A-2), with a stable outlook. The action follows an equivalent changein the rating of EDF (BBB+/Stable/A-2), Edison controlling shareholder, with the expectation that Edison will maintain a solid operating performance and conservative credit metrics.

The full text of the S&P Global Ratings press release is available at https://www.spglobal.com/.

Public disclosure obligations as required by CONSOB resolution no. 11971 of 14 May 1999, as amended.

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Elena Distaso, 338 2500609, [email protected]; Lorenzo Matucci, 337 1500332, [email protected];