# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000950170-23-020333
Filing Date
2023-05-10
Accepted
2023-05-10 14:09:35
Documents
127
Period of Report
2023-03-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | adtn-20230331.htm iXBRL | 10-Q | 4112119
2 | EX-4.1 | adtn-ex4_1.htm | EX-4 | 43288
3 | EX-31 | adtn-ex31.htm | EX-31 | 27961
4 | EX-32 | adtn-ex32.htm | EX-32 | 15143
| Complete submission text file | 0000950170-23-020333.txt |  | 19475314

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
5 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | adtn-20230331_lab.xml | EX-101.LAB | 813266
6 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | adtn-20230331_def.xml | EX-101.DEF | 417486
7 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | adtn-20230331.xsd | EX-101.SCH | 103631
8 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | adtn-20230331_pre.xml | EX-101.PRE | 682894
9 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | adtn-20230331_cal.xml | EX-101.CAL | 122110
121 | EXTRACTED XBRL INSTANCE DOCUMENT | adtn-20230331_htm.xml | XML | 4796026

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.: 23905595
SIC: 3661 Telephone & Telegraph Apparatus