Adtran Holdings, Inc.: Release according to Article 40, Section 1 of the WpHG [the German Securities Trading Act] with the objective of Europe-wide distribution

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EQS Voting Rights Announcement: Adtran Holdings, Inc. Adtran Holdings, Inc.: Release according to Article 40, Section 1 of the WpHG [the German Securities Trading Act] with the objective of Europe-wide distribution 01.04.2025 / 17:11 CET/CEST Dissemination of a Voting Rights Announcement transmitted by EQS News - a service of EQS Group. The issuer is solely responsible for the content of this announcement.

01.04.2025 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases.Archive at www.eqs-news.com

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