ZHU JIANZHONG
Related Filers (1)
Ownership (23)
4
Tuesday, 6/12/2018
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/6/2018
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 3/5/2018
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 3/7/2017
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 3/3/2017
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/1/2017
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 3/2/2016
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/26/2016
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4/A
Thursday, 3/12/2015
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/5/2015
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/24/2015
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 1/6/2015
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4/A
Tuesday, 3/4/2014
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/25/2014
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 2/20/2014
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 1/8/2014
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 1/6/2014
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4/A
Wednesday, 3/27/2013
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
3/A
Monday, 3/25/2013
Koppers Holdings Inc.: Initial statement of beneficial ownership of securities
4/A
Thursday, 2/28/2013
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/26/2013
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
4
Monday, 2/25/2013
Koppers Holdings Inc.: Statement of changes in beneficial ownership of securities
3
Friday, 2/15/2013
Koppers Holdings Inc.: Initial statement of beneficial ownership of securities