Adtran Holdings, Inc./ Third country release according to Article 50 Para. 1, No. 2 of the WpHG [the German Securities Trading Act]

Adtran Holdings, Inc.: Release according to Article 50 of the WpHG [the German Securities Trading Act] with the objective of Europe-wide distribution

29.06.2026 / 07:11 CET/CEST

Dissemination of a Post-admission Duties announcement according to Article 50 Para. 1, No. 2 WpHG transmitted by - a service of .

The issuer is solely responsible for the content of this announcement.

On 26 June 2026, Adtran Holdings, Inc. filed a form 11-K report with the US Securities and Exchange Commission (SEC). It is available on the SEC website at . It is also available on the Adtran Holdings, Inc. website at .

29.06.2026 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases.

Language:EnglishCompany:Adtran Holdings, Inc.901 Explorer Boulevard35806 HuntsvilleUnited StatesInternet:www.adtran.com
 End of NewsEQS News Service

2355298 29.06.2026 CET/CEST Saving the news in databases or any forwarding of the news to third parties in a commercial context or for commercial purposes is only permitted with the prior written consent of EQS Group AG.