SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000926282-22-000005
Filing Date
2022-01-04
Accepted
2022-01-04 17:23:18
Documents
1
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT primary_doc.html 4  
1 PRIMARY DOCUMENT primary_doc.xml 4 8699
  Complete submission text file 0000926282-22-000005.txt   10091
Mailing Address 901 EXPLORER BLVD HUNTSVILLE AL 35806
Business Address 901 EXPLORER BLVD HUNTSVILLE AL 35806 256-963-8220
ADTRAN INC (Issuer) CIK: 0000926282 (see all company filings)

IRS No.: 630918200 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3661 Telephone & Telegraph Apparatus

Mailing Address 2001 EDMUND HALLEY DRIVE RESTONT VA 20191
Business Address
Walker Kathryn A (Reporting) CIK: 0001264261 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-24612 | Film No.: 22507562