Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001193125-25-303492
Filing Date
2025-12-01
Accepted
2025-12-01 12:00:08
Documents
1
Period of Report
2025-11-28

Document Format Files

Seq Description Document Type Size
1 4 ownership.html 4  
1 4 ownership.xml 4 2946
  Complete submission text file 0001193125-25-303492.txt   4405
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
(CF Office: 04 Manufacturing)

Mailing Address 2445 TECHNOLOGY FOREST BLVD. STE. 800 THE WOODLANDS TX 77381
Business Address
Santo Timothy P (Reporting) CIK: 0001974835 (see all company filings)

Type: 4 | Act: 34 | File No.: 001-41446 | Film No.: 251538387