Form DEFR14A - Revised definitive proxy soliciting materials:
SEC Accession No. 0000950170-25-082684
Filing Date
2025-06-06
Accepted
2025-06-06 07:00:22
Documents
65

Document Format Files

Seq Description Document Type Size
1 DEFR14A adtn-20250605.htm   iXBRL DEFR14A 4386200
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  Complete submission text file 0000950170-25-082684.txt   11381440

Data Files

Seq Description Document Type Size
52 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT adtn-20250605.xsd EX-101.SCH 7774
68 EXTRACTED XBRL INSTANCE DOCUMENT adtn-20250605_htm.xml XML 527433
Mailing Address 901 EXPLORER BLVD HUNTSVILLE AL 35806
Business Address 901 EXPLORER BLVD HUNTSVILLE AL 35806 256-963-8220
ADTRAN Holdings, Inc. (Filer) CIK: 0000926282 (see all company filings)

EIN.: 872164282 | Fiscal Year End: 1231
Type: DEFR14A | Act: 34 | File No.: 001-41446 | Film No.: 251028858
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)