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Filing metadata

Accession number: 0000926282-22-000002
Form type: Form 4
Filer: ADTRAN Holdings, Inc.
CIK: CIK 926282
Filed: Jan 04, 2022
Reporting period: Dec 31, 2021
Description: Insider transaction

Documents

0000926282-22-000002-index.htm

Complete submission

0000926282-22-000002.txt

directory listing

Filed by

ADTRAN Holdings, Inc.