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ADTRAN Holdings Inc

For the period ended Dec 31, 2023. Filed Mar 15, 2024.

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About this filing

A company's yearly report to the SEC, with audited financial statements. It is the fullest account a company gives of its business, its finances and the risks it sees.

FY2023 · Filed Mar 15, 2024

ADTN$4.29+6.2%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Contents

SIGNATURES

Pursuant to the requirements of Section 13 or 15(d) of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized on this 15th day of March 2024.

ADTRAN Holdings, Inc. (Registrant)
By:/s/ Ulrich Dopfer
Ulrich Dopfer
Chief Financial Officer
(Principal Accounting Officer)

Pursuant to the requirements of the Securities Exchange Act of 1934, this report has been signed below by the following persons on behalf of the Registrant and in the capacities indicated on March 15, 2024.

SignatureTitle
/s/ Thomas R. StantonChief Executive Officer and Chairman of the Board (Principal Executive Officer)
Thomas R. Stanton
/s/ Ulrich DopferChief Financial Officer (Principal Accounting Officer)
Ulrich Dopfer
/s/ H. Fenwick Huss*Director
H. Fenwick Huss
/s/ Gregory McCray*Director
Gregory McCray
/s/ Balan Nair*Director
Balan Nair
/s/ Brian Protiva*Director
Brian Protiva
/s/ Jacqueline H. Rice*Director
Jacqueline H. Rice
/s/ Nikos Theodosopoulos*Director
Nikos Theodosopoulos
/s/ Kathryn A. Walker*Director
Kathryn A. Walker
*By:/s/ Ulrich Dopfer
Ulrich Dopfer as Attorney in Fact
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.