Cookson David S
Related Filers (1)
Ownership (8)
4
Tuesday, 7/10/2018
ARMSTRONG WORLD INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 6/7/2018
ARMSTRONG WORLD INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/27/2018
ARMSTRONG WORLD INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/28/2017
ARMSTRONG WORLD INDUSTRIES INC: Statement of changes in beneficial ownership of securities
4
Thursday, 1/19/2017
ARMSTRONG WORLD INDUSTRIES INC: Statement of changes in beneficial ownership of securities
3/A
Wednesday, 4/13/2016
ARMSTRONG WORLD INDUSTRIES INC: Initial statement of beneficial ownership of securities
4
Wednesday, 4/13/2016
ARMSTRONG WORLD INDUSTRIES INC: Statement of changes in beneficial ownership of securities
3
Monday, 4/11/2016
ARMSTRONG WORLD INDUSTRIES INC: Initial statement of beneficial ownership of securities