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

EQS Post-admission Duties announcement: 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

01.10.2022 / 20:06 CET/CEST
Dissemination of a Post-admission Duties announcement according to Article 50 Para. 1, No. 2 WpHG transmitted by EQS - a service of EQS Group AG.
The issuer is solely responsible for the content of this announcement.

---

On 30 September 2022, Adtran Holdings, Inc. filed a form 8-K/A report with the US Securities and Exchange Commission (SEC). It is available on the Adtran website at https://investors.adtran.com/sec-filings/default.aspx

---

01.10.2022 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases.
Archive at www.eqs-news.com

---

Language:	English
Company:	Adtran Holdings, Inc.
	901 Explorer Boulevard
	35806 Huntsville
	United States
Internet:	www.adtran.com

End of News	EQS News Service

---

1454899 01.10.2022 CET/CEST