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Filing
Form 4
Form 4
0000926282-21-000076
·
ADTRAN Holdings, Inc.
Filer
Filing index
Filing metadata
Accession number
0000926282-21-000076
Form type
Form 4
Filer
ADTRAN Holdings, Inc.
CIK
CIK 926282
Filed
Dec 02, 2021
Reporting period
Nov 30, 2021
Description
Insider transaction
Documents
Filing index
0000926282-21-000076-index.htm
Complete submission
0000926282-21-000076.txt
All documents
directory listing
Filed by
ADTRAN Holdings, Inc.
CIK 926282
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