<SEC-DOCUMENT>0000950170-25-047726-index.html : 20250331 <SEC-HEADER>0000950170-25-047726.hdr.sgml : 20250331 <ACCEPTANCE-DATETIME>20250331161423 ACCESSION NUMBER: 0000950170-25-047726 CONFORMED SUBMISSION TYPE: ARS PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20241231 FILED AS OF DATE: 20250331 DATE AS OF CHANGE: 20250331 EFFECTIVENESS DATE: 20250331 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ADTRAN Holdings, Inc. CENTRAL INDEX KEY: 0000926282 STANDARD INDUSTRIAL CLASSIFICATION: TELEPHONE & TELEGRAPH APPARATUS [3661] ORGANIZATION NAME: 04 Manufacturing EIN: 872164282 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: ARS SEC ACT: 1934 Act SEC FILE NUMBER: 001-41446 FILM NUMBER: 25793395 BUSINESS ADDRESS: STREET 1: 901 EXPLORER BLVD CITY: HUNTSVILLE STATE: AL ZIP: 35806 BUSINESS PHONE: 256-963-8220 MAIL ADDRESS: STREET 1: 901 EXPLORER BLVD CITY: HUNTSVILLE STATE: AL ZIP: 35806 FORMER COMPANY: FORMER CONFORMED NAME: ADTRAN INC DATE OF NAME CHANGE: 19940705 </SEC-HEADER> <DOCUMENT> <TYPE>ARS <SEQUENCE>1 <FILENAME>adtn_2024_annual_report_.pdf <DESCRIPTION>ARS <TEXT> Document 1 - file: adtn_2024_annual_report_.pdf
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