Form 8-K/A - Current report: [Amend]
SEC Accession No. 0000950170-25-096408
Filing Date
2025-07-17
Accepted
2025-07-16 21:29:20
Documents
14
Period of Report
2025-07-16
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/A adtn-20250716.htm   iXBRL 8-K/A 47998
2 EX-99.1 adtn-ex99_1.htm EX-99.1 16168
3 EX-99.2 adtn-ex99_2.htm EX-99.2 15701
4 GRAPHIC img50768744_0.jpg GRAPHIC 15313
5 GRAPHIC img51692265_0.jpg GRAPHIC 15313
  Complete submission text file 0000950170-25-096408.txt   241159

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT adtn-20250716.xsd EX-101.SCH 25946
16 EXTRACTED XBRL INSTANCE DOCUMENT adtn-20250716_htm.xml XML 4927
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/A | Act: 34 | File No.: 001-41446 | Film No.: 251128721
SIC: 3661 Telephone & Telegraph Apparatus
(CF Office: 04 Manufacturing)