PRESS RELEASE OF NOVEMBER 21, 2025 REGARDING THE AVAILABILITY TO THE PUBLIC OF INFORMATION CONCERNING THE LEGAL, FINANCIAL AND ACCOUNTING CHARACTERISTICS OF WAGA ENERGY

PRESS RELEASE OF NOVEMBER 21, 2025 REGARDING THE AVAILABILITY TO THE PUBLIC OF INFORMATION CONCERNING THE LEGAL, FINANCIAL AND ACCOUNTING CHARACTERISTICS OF WAGA ENERGY AND THE RESPONSE DOCUMENT PREPARED BY IN RESPONSE TO THE SIMPLIFIED TENDER OFFER FOR WAGA ENERGY SHARES INITIATED BY BOX BIDCO S.A.S

The information relating to the legal, financial and accounting characteristics of Waga Energy was filed with the AMF on November 21, 2025, and completes the Response Document prepared by Waga Energy.

The information relating to the legal, financial and accounting characteristics of Waga Energy, as well as the Response Document which received the AMF visa, are available on the AMF website (www.amf-france.org) and on the shared website of Box BidCo and Waga Energy (www.eqt-waga-energy.com), and may be obtained free of charge upon request at Waga Energy's registered office located at 5 avenue Raymond Chanas, 38320 Eybens, France.

Prior to the opening of the Offer, the AMF and Euronext will respectively publish a notice of opening and timetable, and a notice announcing the terms and timetable of the Offer.

Disclaimer:

This press release has been prepared for information purposes only. It does not constitute an offer to purchase or exchange, or a solicitation of an offer to sell or exchange securities of Waga Energy S.A. The dissemination, publication or distribution of this press release may be restricted by law in certain jurisdictions and, consequently, any person in possession of this press release located in such jurisdictions must inform themselves about and comply with applicable legal restrictions. Investors and shareholders located in France are strongly advised to read the documents mentioned in this press release, as well as any amendments or supplements thereto, as they contain important information about the Offer and other related matters. Neither Waga Energy S.A., nor its respective shareholders, advisors, or representatives accept any responsibility for the use by any person of this press release or its content, or more generally relating to this press release.