# Filing Detail

Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0001564590-21-042027
Filing Date
2021-08-06
Accepted
2021-08-06 13:01:28
Documents
108
Period of Report
2021-06-30

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-Q | adtn-10q_20210630.htm iXBRL | 10-Q | 3968890
2 | EX-3.1 | adtn-ex31_12.htm | EX-3.1 | 35513
3 | EX-10.1 | adtn-ex101_9.htm | EX-10.1 | 54290
4 | EX-31 | adtn-ex31_8.htm | EX-31 | 17797
5 | EX-32 | adtn-ex32_7.htm | EX-32 | 9506
| Complete submission text file | 0001564590-21-042027.txt |  | 17140296

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
6 | XBRL TAXONOMY EXTENSION SCHEMA | adtn-20210630.xsd | EX-101.SCH | 71900
7 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE | adtn-20210630_cal.xml | EX-101.CAL | 89548
8 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE | adtn-20210630_def.xml | EX-101.DEF | 205289
9 | XBRL TAXONOMY EXTENSION LABEL LINKBASE | adtn-20210630_lab.xml | EX-101.LAB | 544835
10 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE | adtn-20210630_pre.xml | EX-101.PRE | 430215
11 | EXTRACTED XBRL INSTANCE DOCUMENT | adtn-10q_20210630_htm.xml | XML | 4673936

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)

EIN.: 630918200 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 000-24612 | Film No.: 211152115
SIC: 3661 Telephone & Telegraph Apparatus