# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000950170-25-102561
Filing Date
2025-08-05
Accepted
2025-08-05 11:14:15
Documents
108
Period of Report
2025-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | adtn-20250630.htm iXBRL | 10-Q | 5031132
2 | EX-10.1 | adtn-ex10_1.htm | EX-10.1 | 106881
3 | EX-10.2 | adtn-ex10_2.htm | EX-10.2 | 24140
4 | EX-10.3 | adtn-ex10_3.htm | EX-10.3 | 41316
5 | EX-10.4 | adtn-ex10_4.htm | EX-10.4 | 47771
6 | EX-31 | adtn-ex31.htm | EX-31 | 27083
7 | EX-32 | adtn-ex32.htm | EX-32 | 15282
| Complete submission text file | 0000950170-25-102561.txt |  | 23381393

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
8 | XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT | adtn-20250630.xsd | EX-101.SCH | 2091144
111 | EXTRACTED XBRL INSTANCE DOCUMENT | adtn-20250630_htm.xml | XML | 6316389

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: 10-Q | Act: 34 | File No.: 001-41446 | Film No.: 251183458
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)