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Filing metadata

Accession number: 0000071829-23-000074
Form type: Form 4
Filer: NPK International Inc.
CIK: CIK 71829
Filed: May 22, 2023
Reporting period: May 18, 2023
Description: Insider transaction

Documents

0000071829-23-000074-index.htm

Complete submission

0000071829-23-000074.txt

directory listing

Filed by

NPK International Inc.