| SC 13G/A |
Report
|
|
Feb 14, 2024 |
|
| SC 13G/A |
Report
|
SCHEDULE 13G/A |
Feb 13, 2024 |
|
| SC 13G/A |
Report
|
SEC SCHEDULE 13G |
Feb 9, 2024 |
|
| SC 13G |
Report
|
SEC SCHEDULE 13G |
Feb 9, 2024 |
|
| SC 13G/A |
Report
|
SEC SCHEDULE 13G |
Feb 9, 2024 |
|
| SC 13G |
Report
|
|
Jan 24, 2024 |
|
| SC 13G/A |
Report
|
SCHEDULE 13G/A |
Apr 10, 2023 |
|
| SC 13G/A |
Report
|
|
Feb 14, 2023 |
|
| SC 13G/A |
Report
|
SEC SCHEDULE 13G |
Feb 13, 2023 |
|
| SC 13G |
Report
|
SEC SCHEDULE 13G |
Feb 10, 2023 |
|
| SC 13G/A |
Report
|
|
Feb 9, 2023 |
|
| SC 13G/A |
Report
|
SCHEDULE 13G/A |
Feb 9, 2023 |
|
| SC 13G/A |
Report
|
|
Feb 3, 2023 |
|
| SC 13G/A |
Report
|
|
Feb 14, 2022 |
|
| SC 13G |
Report
|
SEC SCHEDULE 13G |
Feb 11, 2022 |
|
| SC 13G/A |
Report
|
SCHEDULE 13G/A |
Feb 10, 2022 |
|
| SC 13G/A |
Report
|
|
Feb 9, 2022 |
|
| SC 13G/A |
Report
|
SEC SCHEDULE 13G |
Feb 8, 2022 |
|
| SC 13G/A |
Report
|
|
Feb 3, 2022 |
|
| SC 13G |
Report
|
|
Feb 16, 2021 |
|
| SC 13G |
Report
|
SEC SCHEDULE 13G |
Feb 12, 2021 |
|
| SC 13G/A |
Report
|
JANUS HENDERSON GROUP PLC OWNS 4.7% |
Feb 11, 2021 |
|
| SC 13G/A |
Report
|
SCHEDULE 13G/A |
Feb 10, 2021 |
|
| SC 13G/A |
Report
|
|
Feb 8, 2021 |
|
| SC 13G/A |
Report
|
|
Feb 1, 2021 |
|
| SC 13G/A |
Report
|
|
Jun 10, 2020 |
|
| SC 13G/A |
Report
|
JANUS HENDERSON GROUP PLC OWNS 7.2% OF SUMMIT |
Feb 13, 2020 |
|
| SC 13G/A |
Report
|
SUMMIT MATERIALS, INC. |
Feb 12, 2020 |
|
| SC 13G/A |
Report
|
SCHEDULE 13G/A |
Feb 12, 2020 |
|
| SC 13G/A |
Report
|
13G AMENDED ANNUAL FILING (SUM) |
Feb 7, 2020 |
|
| SC 13G |
Report
|
|
Feb 7, 2020 |
|
| SC 13G/A |
Report
|
|
Feb 6, 2020 |
|
| SC 13G/A |
Report
|
|
Feb 6, 2020 |
|
| SC 13G/A |
Report
|
SUMMIT MATERIALS, INC. - 13G AMENDMENT |
Dec 10, 2019 |
|
| SC 13G |
Report
|
SUMMIT MATERIALS, INC. - INITIAL 13G |
Oct 11, 2019 |
|
| SC 13G/A |
Report
|
JANUS HENDERSON GROUP PLC OWNS 10.3% OF SUMMIT MATERIALS INC |
Aug 9, 2019 |
|
| SC 13G/A |
Report
|
SUMMIT MATERIALS, INC. - 13G AMENDMENT |
Feb 14, 2019 |
|
| SC 13G/A |
Report
|
SUMMIT MATERIALS, INC. |
Feb 13, 2019 |
|
| SC 13G/A |
Report
|
|
Feb 13, 2019 |
|
| SC 13G/A |
Report
|
|
Feb 13, 2019 |
|
| SC 13G |
Report
|
JANUS HENDERSON GROUP PLC OWNS 7.4% OF SUMMIT |
Feb 13, 2019 |
|
| SC 13G/A |
Report
|
|
Feb 6, 2019 |
|
| SC 13G/A |
Report
|
13G AMENDED ANNUAL FILING - SUM |
Feb 1, 2019 |
|
| SC 13G/A |
Report
|
|
Jan 31, 2019 |
|
| SC 13G/A |
Report
|
|
Dec 13, 2018 |
|
| SC 13G |
Report
|
SUMMIT MATERIALS, INC. - INITIAL FILING |
Nov 13, 2018 |
|
| SC 13G |
Report
|
SUMMIT MATERIALS, INC. |
Nov 7, 2018 |
|
| SC 13G/A |
Report
|
|
Sep 14, 2018 |
|
| SC 13G |
Report
|
|
Sep 4, 2018 |
|
| SC 13G |
Report
|
|
Feb 13, 2018 |
|
| SC 13G/A |
Report
|
|
Feb 9, 2018 |
|
| SC 13G |
Report
|
13G INITIAL ANNUAL FILING - SUM |
Feb 6, 2018 |
|
| SC 13G/A |
Report
|
|
Jan 23, 2018 |
|
| SC 13G |
Report
|
|
Jan 19, 2018 |
|
| SC 13G/A |
Report
|
AMENDMENT NO. 2 |
Feb 14, 2017 |
|
| SC 13G/A |
Report
|
AMENDMENT NO. 1 TO SCHEDULE 13G |
Feb 14, 2017 |
|
| SC 13G/A |
Report
|
|
Feb 14, 2017 |
|
| SC 13G/A |
Report
|
|
Feb 10, 2017 |
|
| SC 13G/A |
Report
|
|
Feb 6, 2017 |
|
| SC 13G/A |
Report
|
13G AMENDED ANNUAL FILING (SUM) |
Feb 3, 2017 |
|
| SC 13G |
Report
|
|
Jan 30, 2017 |
|
| SC 13G/A |
Report
|
NONE |
Nov 10, 2016 |
|
| SC 13G |
Report
|
SCHEDULE 13G HOLDINGS REPORT |
Aug 22, 2016 |
|
| SC 13G |
Report
|
SCHEDULE 13G |
Feb 16, 2016 |
|
| SC 13G/A |
Report
|
AMENDMENT NO. 1 |
Feb 16, 2016 |
|
| SC 13G |
Report
|
NONE |
Feb 16, 2016 |
|
| SC 13G/A |
Report
|
13G |
Feb 16, 2016 |
|
| SC 13G |
Report
|
|
Feb 10, 2016 |
|
| SC 13G |
Report
|
|
Feb 3, 2016 |
|
| SC 13G |
Report
|
13G INITIAL ANNUAL FILING - (SUM) |
Feb 3, 2016 |
|
| SC 13G |
Report
|
SCHEDULE 13G |
Nov 19, 2015 |
|
| SC 13G |
Report
|
SCHEDULE 13G HOLDINGS REPORT |
Apr 27, 2015 |
|