Beck Thomas A.
Related Filers (1)
Ownership (13)
4
Monday, 3/4/2019
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/26/2019
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Wednesday, 11/21/2018
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/1/2018
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/27/2018
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 9/19/2017
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 9/8/2017
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4/A
Tuesday, 3/28/2017
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Thursday, 3/2/2017
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Tuesday, 2/28/2017
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
4
Friday, 2/26/2016
Summit Materials, Inc.: Statement of changes in beneficial ownership of securities
3/A
Friday, 2/26/2016
Summit Materials, Inc.: Initial statement of beneficial ownership of securities
3
Tuesday, 1/12/2016
Summit Materials, Inc.: Initial statement of beneficial ownership of securities