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

EQS
2025.09.23 15:24
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Adtran Holdings, Inc. announced a release in accordance with Article 40, Section 1 of the German Securities Trading Act (WpHG) aimed at Europe-wide distribution. The notification details a major holdings change by BlackRock, Inc., which acquired voting rights exceeding 3% as of September 17, 2025. The total voting rights now stand at 12.02%, comprising 8.03% from shares and 4.99% from instruments. BlackRock is not controlled by any other entity and does not control any other undertakings holding interests in Adtran.

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

23.09.2025 / 17:24 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.

Notification of Major Holdings 1. Details of issuer
Name:Adtran Holdings, Inc.
Street:901 Explorer Boulevard
Postal code:35806
City:HuntsvilleUnited States
Legal Entity Identifier (LEI):549300VV36J86CRRWF77
2. Reason for notification
XAcquisition/disposal of shares with voting rights
 Acquisition/disposal of instruments
 Change of breakdown of voting rights
XOther reason:voluntary group notification with triggered threshold on subsidiary level
3. Details of person subject to the notification obligation

Legal entity: BlackRock, Inc.City of registered office, country: Wilmington, Delaware, United States of America (USA)

4. Names of shareholder(s) holding directly 3% or more voting rights, if different from 3. 5. Date on which threshold was crossed or reached:

17 Sep 2025

6. Total positions
 % of voting rights attached to shares (total of 7.a.)% of voting rights through instruments (total of 7.b.1 + 7.b.2)Total of both in % (7.a. + 7.b.)Total number of voting rights pursuant to Sec. 41 WpHG
New8.03 %3.996 %12.02 %80071325
Previous notification9.68 %1.51 %11.19 %/
7. Details on total positions a. Voting rights attached to shares (Sec. 33, 34 WpHG)
ISINAbsoluteIn %
 Direct (Sec. 33 WpHG)Indirect (Sec. 34 WpHG)Direct (Sec. 33 WpHG)Indirect (Sec. 34 WpHG)
064283470 %8.03 %
Total64283478.03 %
b.1. Instruments according to Sec. 38 (1) no. 1 WpHG
Type of instrumentExpiration or maturity dateExercise or conversion periodVoting rights absoluteVoting rights in %
Lent Securities (right to recall)N/AN/A13971341.74 %
  Total13971341.74 %
b.2. Instruments according to Sec. 38 (1) no. 2 WpHG
Type of instrumentExpiration or maturity dateExercise or conversion periodCash or physical settlementVoting rights absoluteVoting rights in %
Contract for DifferenceN/AN/ACash18023062.25 %
   Total18023062.25 %
8. Information in relation to the person subject to the notification obligation
 Person subject to the notification obligation is not controlled nor does it control any other undertaking(s) that directly or indirectly hold(s) an interest in the (underlying) issuer (1.).
XFull chain of controlled undertakings starting with the ultimate controlling natural person or legal entity:
Name% of voting rights (if at least 3% or more)% of voting rights through instruments (if at least 5% or more)Total of both (if at least 5% or more)
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
Trident Merger LLC % % %
BlackRock Investment Management, LLC % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock Capital Holdings, Inc. % % %
BlackRock Advisors, LLC % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
Trident Merger LLC % % %
BlackRock Investment Management, LLC % % %
Amethyst Intermediate LLC % % %
Aperio Holdings LLC % % %
Aperio Group, LLC % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BlackRock Canada Holdings ULC % % %
BlackRock Asset Management Canada Limited % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock Holdco 4, LLC % % %
BlackRock Holdco 6, LLC % % %
BlackRock Delaware Holdings Inc. % % %
BlackRock Fund Advisors % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock Holdco 4, LLC % % %
BlackRock Holdco 6, LLC % % %
BlackRock Delaware Holdings Inc. % % %
BlackRock Institutional Trust Company, National Association3.20 % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock Australia Holdco Pty. Ltd. % % %
BlackRock Investment Management (Australia) Limited % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock (Singapore) Holdco Pte. Ltd. % % %
BlackRock HK Holdco Limited % % %
BlackRock Asset Management North Asia Limited % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock (Singapore) Holdco Pte. Ltd. % % %
BlackRock HK Holdco Limited % % %
BlackRock Lux Finco S. a r.l. % % %
BlackRock Japan Holdings GK % % %
BlackRock Japan Co., Ltd. % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock Holdco 3, LLC % % %
BlackRock Cayman 1 LP % % %
BlackRock Cayman West Bay Finco Limited % % %
BlackRock Cayman West Bay IV Limited % % %
BlackRock Group Limited % % %
BlackRock International Limited % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock Holdco 3, LLC % % %
BlackRock Cayman 1 LP % % %
BlackRock Cayman West Bay Finco Limited % % %
BlackRock Cayman West Bay IV Limited % % %
BlackRock Group Limited % % %
BlackRock Luxembourg Holdco S.a.r.l. % % %
BlackRock Asset Management Ireland Limited % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock Holdco 3, LLC % % %
BlackRock Cayman 1 LP % % %
BlackRock Cayman West Bay Finco Limited % % %
BlackRock Cayman West Bay IV Limited % % %
BlackRock Group Limited % % %
BlackRock Finance Europe Limited % % %
BlackRock Advisors (UK) Limited % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock Holdco 3, LLC % % %
BlackRock Cayman 1 LP % % %
BlackRock Cayman West Bay Finco Limited % % %
BlackRock Cayman West Bay IV Limited % % %
BlackRock Group Limited % % %
BlackRock Luxembourg Holdco S.a.r.l. % % %
BlackRock (Luxembourg) S.A. % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock Holdco 3, LLC % % %
BlackRock Cayman 1 LP % % %
BlackRock Cayman West Bay Finco Limited % % %
BlackRock Cayman West Bay IV Limited % % %
BlackRock Group Limited % % %
BlackRock Finance Europe Limited % % %
BlackRock Investment Management (UK) Limited % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock Holdco 3, LLC % % %
BlackRock Cayman 1 LP % % %
BlackRock Cayman West Bay Finco Limited % % %
BlackRock Cayman West Bay IV Limited % % %
BlackRock Group Limited % % %
BlackRock Luxembourg Holdco S.a.r.l. % % %
BlackRock UK Holdco Limited % % %
BlackRock Asset Management Schweiz AG % % %
- % % %
BlackRock, Inc. % % %
BlackRock Saturn Subco, LLC % % %
BlackRock Finance, Inc. % % %
BlackRock Holdco 2, Inc. % % %
BlackRock Financial Management, Inc. % % %
BlackRock International Holdings, Inc. % % %
BR Jersey International Holdings L.P. % % %
BlackRock Holdco 3, LLC % % %
BlackRock Cayman 1 LP % % %
BlackRock Cayman West Bay Finco Limited % % %
BlackRock Cayman West Bay IV Limited % % %
BlackRock Group Limited % % %
BlackRock Luxembourg Holdco S.a.r.l. % % %
BlackRock Asset Management Ireland Limited % % %
BlackRock Solutions Funds ICAV % % %
- % % %
9. In case of proxy voting according to Sec. 34 para. 3 WpHG (only in case of attribution of voting rights in accordance with Sec. 34 para. 1 sent. 1 No. 6 WpHG) Date of general meeting: Holding total positions after general meeting (6.) after annual general meeting:
Proportion of voting rights %
Proportion of instruments %
Total of both %
10. Other explanatory remarks: Date

22 Sep 2025

23.09.2025 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
 
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