ADTRAN HOLDINGS INC.

Corporation with Board of Directors
Huntsville, United States
Closing date: December 31
Date of the Last Annual General Meeting: July 24, 2025
- E&B Telecommunication Services
- Science Based Targets (SBTi) - Near-Term (1.5°C) ,
- Science Based Targets (SBTi) - Net Zero Target (Net-Zero)

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Governance leadership structure

8 voting members without any non-voting

Directors
average seniority 12.4 years
12.5 years for elected by shareholders

Directors
average age 62.8 years
62.9 years for elected by shareholders

Chair and CEO roles are combined:
Is there a Lead Independent Director?	Yes
Are all of the Audit Committee members independent?	Yes
Majority of independent members in the Board?	Yes

4 members

91.6 % Percentage of variable remunerations in 2022 Global compensation

Board of Directors