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Filing metadata

Accession number: 0001127602-22-017358
Form type: Form 3
Filer: Koppers Holdings Inc.
CIK: CIK 1315257
Filed: Jun 14, 2022
Reporting period: Jun 13, 2022
Description: Initial ownership

Documents

0001127602-22-017358-index.htm

Complete submission

0001127602-22-017358.txt

directory listing

Filed by

Koppers Holdings Inc.