Adtran Holdings, Inc.: Christoph Glingener, Acquisition of 27,924 PSUs as part of Equity Incentive Compensation. The PSUs will pay out in up to 50,263.20 shares in ADTRAN Holdings, Inc....
Notification and public disclosure of transactions by persons discharging managerial responsibilities and persons closely associated with them
13.08.2026 / 17:28 CET/CEST
The issuer is solely responsible for the content of this announcement.
1. Details of the person discharging managerial responsibilities / person closely associated
a) Name
Title:
First name:
Christoph
Last name(s):
Glingener
2. Reason for the notification
a) Position / status
Position:
Chief Technology Officer
b) Initial notification
3. Details of the issuer, emission allowance market participant, auction platform, auctioneer or auction monitor
a) Name
Adtran Holdings, Inc.
b) LEI
549300VV36J86CRRWF77
4. Details of the transaction(s)
a) Description of the financial instrument, type of instrument, identification code
Type:
Share
Description:
Performance Stock Units (PSUs) to be settled in shares in ADTRAN Holdings, Inc. (ISIN US00486H1059)
b) Nature of the transaction
Acquisition of 27,924 PSUs as part of Equity Incentive Compensation. The PSUs will pay out in up to 50,263.20 shares in ADTRAN Holdings, Inc. (ISIN US00486H1059), subject to certain performance targets.
c) Price(s) and volume(s)
Price(s)
Volume(s)
not numberable
not numberable
d) Aggregated information
Price
Aggregated volume
not numberable
not numberable
e) Date of the transaction
10/08/2026; UTC−5
f) Place of the transaction
Outside a trading venue
13.08.2026 CET/CEST The EQS Distribution Services include Regulatory Announcements, Financial/Corporate News and Press Releases.
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