SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001564590-21-028541
Filing Date
2021-05-18
Accepted
2021-05-18 06:50:24
Documents
12
Period of Report
2021-05-12
Items
Item 5.07: Submission of Matters to a Vote of Security Holders

Document Format Files

Seq Description Document Type Size
1 8-K adtn-8k_20210512.htm   iXBRL 8-K 83731
  Complete submission text file 0001564590-21-028541.txt   211001

Data Files

Seq Description Document Type Size
2 XBRL TAXONOMY EXTENSION SCHEMA adtn-20210512.xsd EX-101.SCH 5768
3 XBRL TAXONOMY EXTENSION LABEL LINKBASE adtn-20210512_lab.xml EX-101.LAB 18727
4 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE adtn-20210512_pre.xml EX-101.PRE 11167
5 EXTRACTED XBRL INSTANCE DOCUMENT adtn-8k_20210512_htm.xml XML 3409
Mailing Address 901 EXPLORER BLVD HUNTSVILLE AL 35806
Business Address 901 EXPLORER BLVD HUNTSVILLE AL 35806 256-963-8220
ADTRAN INC (Filer) CIK: 0000926282 (see all company filings)

IRS No.: 630918200 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 000-24612 | Film No.: 21933829
SIC: 3661 Telephone & Telegraph Apparatus