Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000926282-22-000050
Filing Date
2022-08-25
Accepted
2022-08-25 12:10:46
Documents
1
Period of Report
2022-08-23

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT primary_doc.html 4  
1 PRIMARY DOCUMENT primary_doc.xml 4 16138
  Complete submission text file 0000926282-22-000050.txt   17506
Mailing Address 901 EXPLORER BLVD HUNTSVILLE AL 35806
Business Address 901 EXPLORER BLVD HUNTSVILLE AL 35806 256-963-8220
ADTRAN Holdings, Inc. (Issuer) CIK: 0000926282 (see all company filings)

EIN.: 872164282 | Fiscal Year End: 1231
SIC: 3661 Telephone & Telegraph Apparatus

Mailing Address 901 EXPLORER BOULEVARD HUNTSVILLE AL 35806
Business Address
Protiva Brian (Reporting) CIK: 0001930886 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-41446 | Film No.: 221195436