Form 8-K - Current report:
SEC Accession No. 0001193125-25-315910
Filing Date
2025-12-11
Accepted
2025-12-11 16:05:26
Documents
11
Period of Report
2025-12-09
Items
Item 5.02: Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers: Compensatory Arrangements of Certain Officers
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K adtn-20251209.htm   iXBRL 8-K 46978
2 EX-10.1 adtn-ex10_1.htm EX-10.1 97963
  Complete submission text file 0001193125-25-315910.txt   264007

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT adtn-20251209.xsd EX-101.SCH 25023
13 EXTRACTED XBRL INSTANCE DOCUMENT adtn-20251209_htm.xml XML 4758
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.: 251564996
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)