# Filing Detail

Form 8-K - Current report:
SEC Accession No. 0000950170-25-028352
Filing Date
2025-02-27
Accepted
2025-02-27 07:11:29
Documents
44
Period of Report
2025-02-26
Items
Item 2.02: Results of Operations and Financial Condition
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 8-K | adtn-20250226.htm iXBRL | 8-K | 46636
2 | EX-99.1 | adtn-ex99_1.htm | EX-99.1 | 1215335
3 | EX-99.2 | adtn-ex99_2.htm | EX-99.2 | 45809
4 | GRAPHIC | adtn-ex99_2s1.jpg | GRAPHIC | 144926
5 | GRAPHIC | adtn-ex99_2s2.jpg | GRAPHIC | 816918
6 | GRAPHIC | adtn-ex99_2s3.jpg | GRAPHIC | 130278
7 | GRAPHIC | adtn-ex99_2s4.jpg | GRAPHIC | 338665
8 | GRAPHIC | adtn-ex99_2s5.jpg | GRAPHIC | 348424
9 | GRAPHIC | adtn-ex99_2s6.jpg | GRAPHIC | 296173
10 | GRAPHIC | adtn-ex99_2s7.jpg | GRAPHIC | 349836
11 | GRAPHIC | adtn-ex99_2s8.jpg | GRAPHIC | 257448
12 | GRAPHIC | adtn-ex99_2s9.jpg | GRAPHIC | 399592
13 | GRAPHIC | adtn-ex99_2s10.jpg | GRAPHIC | 117941
14 | GRAPHIC | adtn-ex99_2s11.jpg | GRAPHIC | 383249
15 | GRAPHIC | adtn-ex99_2s12.jpg | GRAPHIC | 455375
16 | GRAPHIC | adtn-ex99_2s13.jpg | GRAPHIC | 285229
17 | GRAPHIC | adtn-ex99_2s14.jpg | GRAPHIC | 280134
18 | GRAPHIC | adtn-ex99_2s15.jpg | GRAPHIC | 336599
19 | GRAPHIC | adtn-ex99_2s16.jpg | GRAPHIC | 257061
20 | GRAPHIC | adtn-ex99_2s17.jpg | GRAPHIC | 237990
21 | GRAPHIC | adtn-ex99_2s18.jpg | GRAPHIC | 310961
22 | GRAPHIC | adtn-ex99_2s19.jpg | GRAPHIC | 180951
23 | GRAPHIC | adtn-ex99_2s20.jpg | GRAPHIC | 130504
24 | GRAPHIC | adtn-ex99_2s21.jpg | GRAPHIC | 519015
25 | GRAPHIC | adtn-ex99_2s22.jpg | GRAPHIC | 258347
26 | GRAPHIC | adtn-ex99_2s23.jpg | GRAPHIC | 1082798
27 | GRAPHIC | adtn-ex99_2s24.jpg | GRAPHIC | 473566
28 | GRAPHIC | adtn-ex99_2s25.jpg | GRAPHIC | 307197
29 | GRAPHIC | adtn-ex99_2s26.jpg | GRAPHIC | 775826
30 | GRAPHIC | adtn-ex99_2s27.jpg | GRAPHIC | 207491
31 | GRAPHIC | adtn-ex99_2s28.jpg | GRAPHIC | 112380
32 | GRAPHIC | adtn-ex99_2s29.jpg | GRAPHIC | 189239
33 | GRAPHIC | adtn-ex99_2s30.jpg | GRAPHIC | 637963
34 | GRAPHIC | adtn-ex99_2s31.jpg | GRAPHIC | 141909
| Complete submission text file | 0000950170-25-028352.txt |  | 16300127

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
35 | XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT | adtn-20250226.xsd | EX-101.SCH | 23878
46 | EXTRACTED XBRL INSTANCE DOCUMENT | adtn-20250226_htm.xml | XML | 4530

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: 8-K | Act: 34 | File No.: 001-41446 | Film No.: 25672973
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)