Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0000926282-21-000001
Filing Date
2021-01-05
Accepted
2021-01-05 14:05:50
Documents
1
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 PRIMARY DOCUMENT primary_doc.html 4  
1 PRIMARY DOCUMENT primary_doc.xml 4 8690
  Complete submission text file 0000926282-21-000001.txt   10006
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)

EIN.: 630918200 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3661 Telephone & Telegraph Apparatus

Mailing Address ADTRAN 901 EXPLORER BLVD. HUNTSVILLE AL 35806
Business Address
NICHOLS ROY J (Reporting) CIK: 0000937725 (see all company filings)

Type: 4 | Act: 34 | File No.: 000-24612 | Film No.: 21504835