Form 3 - Initial statement of beneficial ownership of securities:
SEC Accession No. 0001209191-23-026347
Filing Date
2023-05-01
Accepted
2023-05-01 18:20:14
Documents
1
Period of Report
2023-05-01

Document Format Files

Seq Description Document Type Size
1 FORM 3 SUBMISSION doc3.html 3  
1 FORM 3 SUBMISSION doc3.xml 3 5334
  Complete submission text file 0001209191-23-026347.txt   6695
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
Dopfer Ulrich (Reporting) CIK: 0001974355 (see all company filings)

Type: 3 | Act: 34 | File No.: 001-41446 | Film No.: 23875663