Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0000950170-25-047713
Filing Date
2025-03-31
Accepted
2025-03-31 16:12:14
Documents
63
Period of Report
2025-03-31

Document Format Files

Seq Description Document Type Size
1 DEF 14A adtn-20250328.htm   iXBRL DEF 14A 3835369
2 GRAPHIC img230347258_0.jpg GRAPHIC 221726
3 GRAPHIC img230347258_1.jpg GRAPHIC 63820
4 GRAPHIC img230347258_2.jpg GRAPHIC 20849
5 GRAPHIC img230347258_3.jpg GRAPHIC 55047
6 GRAPHIC img230347258_4.jpg GRAPHIC 54255
7 GRAPHIC img230347258_5.jpg GRAPHIC 56842
8 GRAPHIC img230347258_6.jpg GRAPHIC 52731
9 GRAPHIC img230347258_7.jpg GRAPHIC 109724
10 GRAPHIC img230347258_8.jpg GRAPHIC 26393
11 GRAPHIC img230347258_9.jpg GRAPHIC 148485
12 GRAPHIC img230347258_10.jpg GRAPHIC 26393
13 GRAPHIC img230347258_11.jpg GRAPHIC 26393
14 GRAPHIC img230347258_12.jpg GRAPHIC 26393
15 GRAPHIC img230347258_13.jpg GRAPHIC 22132
16 GRAPHIC img230347258_14.jpg GRAPHIC 22132
17 GRAPHIC img230347258_15.jpg GRAPHIC 22132
18 GRAPHIC img230347258_16.jpg GRAPHIC 22132
19 GRAPHIC img230347258_17.jpg GRAPHIC 22132
20 GRAPHIC img230347258_18.jpg GRAPHIC 22132
21 GRAPHIC img230347258_19.jpg GRAPHIC 22132
22 GRAPHIC img230347258_20.jpg GRAPHIC 22132
23 GRAPHIC img230347258_21.jpg GRAPHIC 22132
24 GRAPHIC img230347258_22.jpg GRAPHIC 22132
25 GRAPHIC img230347258_23.jpg GRAPHIC 22132
26 GRAPHIC img230347258_24.jpg GRAPHIC 22132
27 GRAPHIC img230347258_25.jpg GRAPHIC 22132
28 GRAPHIC img230347258_26.jpg GRAPHIC 22132
29 GRAPHIC img230347258_27.jpg GRAPHIC 22132
30 GRAPHIC img230347258_28.jpg GRAPHIC 22132
31 GRAPHIC img230347258_29.jpg GRAPHIC 22132
32 GRAPHIC img230347258_30.jpg GRAPHIC 22132
33 GRAPHIC img230347258_31.jpg GRAPHIC 22132
34 GRAPHIC img230347258_32.jpg GRAPHIC 22132
35 GRAPHIC img230347258_33.jpg GRAPHIC 22132
36 GRAPHIC img230347258_34.jpg GRAPHIC 22132
37 GRAPHIC img230347258_35.jpg GRAPHIC 22132
38 GRAPHIC img230347258_36.jpg GRAPHIC 22132
39 GRAPHIC img230347258_37.jpg GRAPHIC 48856
40 GRAPHIC img230347258_38.jpg GRAPHIC 50625
41 GRAPHIC img230347258_39.jpg GRAPHIC 50921
42 GRAPHIC img230347258_40.jpg GRAPHIC 28901
43 GRAPHIC img230347258_41.jpg GRAPHIC 33202
44 GRAPHIC img230347258_42.jpg GRAPHIC 584532
45 GRAPHIC img230347258_43.jpg GRAPHIC 25205
46 GRAPHIC img230347258_44.jpg GRAPHIC 131341
47 GRAPHIC img230347258_45.jpg GRAPHIC 114571
48 GRAPHIC img230347258_46.jpg GRAPHIC 95580
49 GRAPHIC img230347258_47.jpg GRAPHIC 80465
50 GRAPHIC img230347258_48.jpg GRAPHIC 70936
  Complete submission text file 0000950170-25-047713.txt   11798363

Data Files

Seq Description Document Type Size
51 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT adtn-20250328.xsd EX-101.SCH 11687
66 EXTRACTED XBRL INSTANCE DOCUMENT adtn-20250328_htm.xml XML 455524
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: DEF 14A | Act: 34 | File No.: 001-41446 | Film No.: 25793358
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)