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


Idag, 20:10

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

12.10.2026 / 20:10 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:
Huntsville
United States
Legal Entity Identifier (LEI):
549300VV36J86CRRWF77


2. Reason for notification

X
Acquisition/disposal of shares with voting rights
Acquisition/disposal of instruments
Change of breakdown of voting rights
Other reason:


3. Details of person subject to the notification obligation

Legal entity: iShares Trust
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:

07 Oct 2026


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
New
3.84 %
0.80 %
4.65 %
81492056
Previous notification
2.86 %
1.76 %
4.62 %
/


7. Details on total positions
a. Voting rights attached to shares (Sec. 33, 34 WpHG)

ISIN
Absolute
In %
Direct
(Sec. 33 WpHG)
Indirect
(Sec. 34 WpHG)
Direct
(Sec. 33 WpHG)
Indirect
(Sec. 34 WpHG)
US00486H1059
3132693
0
3.84 %
0 %
Total
3132693
3.84 %


b.1. Instruments according to Sec. 38 (1) no. 1 WpHG

Type of instrument
Expiration or maturity date
Exercise or conversion period
Voting rights absolute
Voting rights in %
Lent Securities (right to recall)
N/A
N/A
653026
0.80 %
Total
653026
0.80 %


b.2. Instruments according to Sec. 38 (1) no. 2 WpHG

Type of instrument
Expiration or maturity date
Exercise or conversion period
Cash or physical settlement
Voting rights absolute
Voting rights in %
-
0
0 %
Total
0
0 %


8. Information in relation to the person subject to the notification obligation

X
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.).
Full 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)


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

12 Oct 2026



12.10.2026 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases.

Name:
Adtran Holdings, Inc.
Street:
901 Explorer Boulevard
Postal code:
35806
City:
Huntsville
United States
Legal Entity Identifier (LEI):
549300VV36J86CRRWF77
X
Acquisition/disposal of shares with voting rights
Acquisition/disposal of instruments
Change of breakdown of voting rights
Other reason:
Legal entity: iShares Trust
City of registered office, country: Wilmington, Delaware, United States of America (USA)
07 Oct 2026
% 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
New
3.84 %
0.80 %
4.65 %
81492056
Previous notification
2.86 %
1.76 %
4.62 %
/
ISIN
Absolute
In %
Direct
(Sec. 33 WpHG)
Indirect
(Sec. 34 WpHG)
Direct
(Sec. 33 WpHG)
Indirect
(Sec. 34 WpHG)
US00486H1059
3132693
0
3.84 %
0 %
Total
3132693
3.84 %
Type of instrument
Expiration or maturity date
Exercise or conversion period
Voting rights absolute
Voting rights in %
Lent Securities (right to recall)
N/A
N/A
653026
0.80 %
Total
653026
0.80 %
Type of instrument
Expiration or maturity date
Exercise or conversion period
Cash or physical settlement
Voting rights absolute
Voting rights in %
-
0
0 %
Total
0
0 %
X
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.).
Full 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)
Proportion of voting rights
Proportion of instruments
Total of both
%
%
%
12 Oct 2026

Language:
English
Company:
Adtran Holdings, Inc.
901 Explorer Boulevard
35806 Huntsville
United States
Internet:
www.adtran.com
LEI Code:
549300VV36J86CRRWF77


End of News
EQS News Service

2414448  12.10.2026 CET/CEST

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