Apostolou Stephanie L

Related Filers (1)

Ownership (17)

4
Monday, 1/8/2024
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 12/14/2023
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/7/2023
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 1/9/2023
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 1/5/2023
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/8/2022
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 3/7/2022
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/4/2022
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4/A
Thursday, 2/17/2022
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 1/7/2022
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 1/6/2022
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/9/2021
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/5/2021
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/4/2021
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 2/18/2021
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/6/2021
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
3
Wednesday, 3/11/2020
Koppers Holdings Inc.: Initial statement of beneficial ownership of securities
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