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Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950170-24-032089
Filing Date
2024-03-15
Accepted
2024-03-15 14:36:30
Documents
166
Period of Report
2023-12-31

Document Format Files

Seq Description Document Type Size
1 10-K adtn-20231231.htm   iXBRL 10-K 5547023
2 EX-10.5 adtn-ex10_5.htm EX-10.5 125387
3 EX-21 adtn-ex21.htm EX-21 45061
4 EX-23 adtn-ex23.htm EX-23 4263
5 EX-24 adtn-ex24.htm EX-24 15188
6 EX-31 adtn-ex31.htm EX-31 26162
7 EX-32 adtn-ex32.htm EX-32 13524
8 GRAPHIC img228529070_0.jpg GRAPHIC 209306
9 GRAPHIC img228529070_1.jpg GRAPHIC 259581
  Complete submission text file 0000950170-24-032089.txt   27807250

Data Files

Seq Description Document Type Size
10 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT adtn-20231231.xsd EX-101.SCH 3502297
168 EXTRACTED XBRL INSTANCE DOCUMENT adtn-20231231_htm.xml XML 5850357
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)

IRS No.: 872164282 | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-41446 | Film No.: 24754055
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)