    <SEC-DOCUMENT>0001193125-26-127649-index.html : 20260327
    <SEC-HEADER>0001193125-26-127649.hdr.sgml : 20260327
    <ACCEPTANCE-DATETIME>20260327082019
    ACCESSION NUMBER:		0001193125-26-127649
    CONFORMED SUBMISSION TYPE:	ARS
    PUBLIC DOCUMENT COUNT:		1
    CONFORMED PERIOD OF REPORT:	20251231
    FILED AS OF DATE:		20260327
    DATE AS OF CHANGE:		20260327
    EFFECTIVENESS DATE:		20260327

    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:		26801203

    	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-2025_annual_report_.pdf
    <DESCRIPTION>ARS
    <TEXT>
    Document 1 - file: adtn-2025_annual_report_.pdf

    </DOCUMENT>
    </SEC-DOCUMENT>