EQS-DD: Adtran Holdings, Inc.: Thomas R. Stanton, Acquisition of 21,043 shares in ADTRAN Holdings, Inc. (ISIN US00486H1059) due to the vesting of 37,816 Restricted Stock Units[...]

1. Details of the person discharging managerial responsibilities / person closely associated

a) Name

Title:
First name:	Thomas R.
Last name(s):	Stanton

2. Reason for the notification

a) Position / status

Position:

Chief Executive Officer and Chairman of the Board of Directors

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
ISIN:	US00486H1059

b) Nature of the transaction

Acquisition of 21,043 shares in ADTRAN Holdings, Inc. (ISIN US00486H1059) due to the vesting of 37,816 Restricted Stock Units (granted November 17, 2021) pursuant to the 2020 Employee Stock Incentive Plan. 16,773 shares in ADTRAN Holdings, Inc. (ISIN US00486H1059) were withheld by ADTRAN Holdings, Inc. to cover the taxes.

c) Price(s) and volume(s)

Price(s)	Volume(s)
7.75 USD	163083.25 USD

d) Aggregated information

Price	Aggregated volume
7.75 USD	163083.25 USD

e) Date of the transaction

17/11/2024; UTC−6

f) Place of the transaction

Outside a trading venue