Tritch Stephen R
Reporting Owner SEC Filing List

CIK: 0001463204
FormFilerSubject CompanyFiling AgentDateActions
4Statement of changes in beneficial owner...Koppers Holdings Inc.Donnelley Financial Solutions /fa05/06/2025
4Statement of changes in beneficial owner...Tritch Stephen RDonnelley Financial Solutions /fa05/06/2025
4Statement of changes in beneficial owner...Koppers Holdings Inc.Donnelley Financial Solutions /fa03/26/2025
4Statement of changes in beneficial owner...Tritch Stephen RDonnelley Financial Solutions /fa03/26/2025
144Filing for proposed sale of securities u...Koppers Holdings Inc.Merrill Lynch/filing Ops/fa11/22/2024
144Filing for proposed sale of securities u...Tritch Stephen RMerrill Lynch/filing Ops/fa11/22/2024
4Statement of changes in beneficial owner...Koppers Holdings Inc.Donnelley Financial Solutions /fa11/20/2024
4Statement of changes in beneficial owner...Tritch Stephen RDonnelley Financial Solutions /fa11/20/2024
4Statement of changes in beneficial owner...Koppers Holdings Inc.Donnelley Financial Solutions /fa05/06/2024
4Statement of changes in beneficial owner...Tritch Stephen RDonnelley Financial Solutions /fa05/06/2024
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Tritch Stephen R 's Ownership Transactions

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Transaction
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