Cite Filings / KOP / 0001209191-20-018024

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Initial Statement of Ownership

Koppers Holdings Inc. Filed 2020-03-11 Acc 0001209191-20-018024

Documents 1

3 Initial Statement of Ownership , xslF345X02/doc3.xml

Around this filing

2022-01-03 3 Initial Statement of Ownership
2020-03-11 3 Initial Statement of Ownership
2020-03-10 4 Changes in Ownership
2020-03-10 4 Changes in Ownership
2020-03-10 4 Changes in Ownership
2020-03-10 4 Changes in Ownership
2020-02-13 3 Initial Statement of Ownership

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