WILKERSON SONJA MICHELLE
Related Filers (2)
Ownership (13)
4
Wednesday, 9/13/2023
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 6/14/2023
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 5/8/2023
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 5/1/2023
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 5/5/2022
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 5/7/2021
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 5/7/2020
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 5/6/2019
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
3
Wednesday, 9/12/2018
Koppers Holdings Inc.: Initial statement of beneficial ownership of securities
4
Wednesday, 9/12/2018
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 11/30/2004
VITRIA TECHNOLOGY INC: Statement of changes in beneficial ownership of securities
4/A
Wednesday, 12/24/2003
VITRIA TECHNOLOGY INC: Statement of changes in beneficial ownership of securities
4
Thursday, 8/28/2003
VITRIA TECHNOLOGY INC: Statement of changes in beneficial ownership of securities