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Filing Detail
Form 8-K - Current report:
SEC Accession No. 0001193125-21-260059
Filing Date
2021-08-30
Accepted
2021-08-30 09:22:13
Documents
38
Period of Report
2021-08-30
Items
Item 1.01: Entry into a Material Definitive Agreement
Item 7.01: Regulation FD Disclosure
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K d210774d8k.htm   iXBRL 8-K 55515
2 EX-2.1 d210774dex21.htm EX-2.1 626485
3 EX-2.2 d210774dex22.htm EX-2.2 59088
4 EX-99.1 d210774dex991.htm EX-99.1 34959
5 EX-99.2 d210774dex992.htm EX-99.2 34076
6 EX-99.3 d210774dex993.htm EX-99.3 9433
10 GRAPHIC g210774ex99_2s10g1.jpg GRAPHIC 498146
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30 GRAPHIC g210774g0829193710627.jpg GRAPHIC 3813
  Complete submission text file 0001193125-21-260059.txt   15679304

Data Files

Seq Description Document Type Size
7 XBRL TAXONOMY EXTENSION SCHEMA adtn-20210830.xsd EX-101.SCH 2885
8 XBRL TAXONOMY EXTENSION LABEL LINKBASE adtn-20210830_lab.xml EX-101.LAB 17373
9 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE adtn-20210830_pre.xml EX-101.PRE 10948
31 EXTRACTED XBRL INSTANCE DOCUMENT d210774d8k_htm.xml XML 3268
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.: 211221334
SIC: 3661 Telephone & Telegraph Apparatus