FILINGS
| SUM 0001621563 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2020-02-12 | SC 13G/A | SUMMIT MATERIALS, INC. | View Document |
| 2020-02-12 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2020-02-07 | SC 13G/A | 13G AMENDED ANNUAL FILING (SUM) | View Document |
| 2020-02-07 | SC 13G | View Document | |
| 2020-02-06 | SC 13G/A | View Document | |
| 2020-02-06 | SC 13G/A | View Document | |
| 2020-02-05 | 10-K | 10-K | View Document |
| 2020-02-05 | 8-K | 8-K | View Document |
| 2020-01-06 | S-3ASR | S-3ASR | View Document |
| 2019-12-10 | SC 13G/A | SUMMIT MATERIALS, INC. - 13G AMENDMENT | View Document |
| 2019-11-21 | 4 | 4 | View Document |
| 2019-11-18 | 4 | 4 | View Document |
| 2019-11-06 | 4 | 4 | View Document |
| 2019-11-05 | 4 | 4 | View Document |
| 2019-11-05 | 4 | 4 | View Document |
| 2019-11-05 | 4 | 4 | View Document |
| 2019-10-30 | 10-Q | 10-Q | View Document |
| 2019-10-30 | 8-K | 8-K | View Document |
| 2019-10-11 | SC 13G | SUMMIT MATERIALS, INC. - INITIAL 13G | View Document |
| 2019-09-24 | 8-K | FORM 8-K | View Document |
| 2019-08-13 | 4 | 4 | View Document |
| 2019-08-13 | 4 | 4 | View Document |
| 2019-08-09 | SC 13G/A | JANUS HENDERSON GROUP PLC OWNS 10.3% OF SUMMIT MATERIALS INC | View Document |
| 2019-08-01 | 10-Q | 10-Q | View Document |
| 2019-08-01 | 8-K | 8-K | View Document |
| 2019-06-17 | 3 | PRIMARY DOCUMENT | View Document |
| 2019-06-17 | 3 | PRIMARY DOCUMENT | View Document |
| 2019-06-17 | SC 13D | SUMMIT MATERIALS, INC. - INITIAL 13D | View Document |
| 2019-06-11 | 8-K | 8-K | View Document |
| 2019-05-22 | 8-K | 8-K | View Document |
| 2019-05-08 | 10-Q | 10-Q | View Document |
| 2019-05-08 | 8-K | 8-K | View Document |
| 2019-04-04 | DEFA14A | DEFA14A | View Document |
| 2019-04-04 | DEF 14A | DEF 14A | View Document |
| 2019-03-15 | 8-K | 8-K | View Document |
| 2019-03-04 | 4 | 4 | View Document |
| 2019-03-04 | 4 | 4 | View Document |
| 2019-03-04 | 4 | 4 | View Document |
| 2019-03-04 | 4 | 4 | View Document |
| 2019-03-04 | 4 | 4 | View Document |
| 2019-03-04 | 4 | 4 | View Document |
| 2019-03-04 | 4 | 4 | View Document |
| 2019-03-04 | 8-K | 8-K | View Document |
| 2019-03-01 | 4 | 4 | View Document |
| 2019-03-01 | 4 | 4 | View Document |
| 2019-03-01 | 4 | 4 | View Document |
| 2019-03-01 | 4 | 4 | View Document |
| 2019-03-01 | 4 | 4 | View Document |
| 2019-03-01 | 4 | 4 | View Document |
| 2019-03-01 | 4 | 4 | View Document |
| 2019-03-01 | 4 | 4 | View Document |
| 2019-02-26 | 4 | 4 | View Document |
| 2019-02-26 | 4 | 4 | View Document |
| 2019-02-26 | 4 | 4 | View Document |
| 2019-02-26 | 4 | 4 | View Document |
| 2019-02-26 | 4 | 4 | View Document |
| 2019-02-26 | 4 | 4 | View Document |
| 2019-02-25 | 8-K | 8-K | View Document |
| 2019-02-20 | 10-K/A | 10-K/A | View Document |
| 2019-02-19 | 4 | 4 | View Document |
| 2019-02-14 | SC 13G/A | SUMMIT MATERIALS, INC. - 13G AMENDMENT | View Document |
| 2019-02-13 | SC 13G/A | SUMMIT MATERIALS, INC. | View Document |
| 2019-02-13 | SC 13G/A | View Document | |
| 2019-02-13 | SC 13G/A | View Document | |
| 2019-02-13 | SC 13G | JANUS HENDERSON GROUP PLC OWNS 7.4% OF SUMMIT | View Document |
| 2019-02-06 | SC 13G/A | View Document | |
| 2019-02-06 | 10-K | 10-K | View Document |
| 2019-02-06 | 8-K | 8-K | View Document |
| 2019-02-05 | 4 | 4 | View Document |
| 2019-02-01 | SC 13G/A | 13G AMENDED ANNUAL FILING - SUM | View Document |
| 2019-01-31 | SC 13G/A | View Document | |
| 2018-12-31 | 8-K | 8-K | View Document |
| 2018-12-13 | SC 13G/A | View Document | |
| 2018-12-10 | 4 | 4 | View Document |
| 2018-11-21 | 4 | 4 | View Document |
| 2018-11-13 | SC 13G | SUMMIT MATERIALS, INC. - INITIAL FILING | View Document |
| 2018-11-13 | 4 | 4 | View Document |
| 2018-11-07 | SC 13G | SUMMIT MATERIALS, INC. | View Document |
| 2018-11-06 | 10-Q | 10-Q | View Document |
| 2018-11-06 | 8-K | 8-K | View Document |
| 2018-09-14 | SC 13G/A | View Document | |
| 2018-09-10 | 8-K | 8-K | View Document |
| 2018-09-04 | SC 13G | View Document | |
| 2018-08-13 | 4 | 4 | View Document |
| 2018-08-13 | 4 | 4 | View Document |
| 2018-08-13 | 3 | 3 | View Document |
| 2018-08-13 | 3 | 3 | View Document |
| 2018-08-10 | 8-K | 8-K | View Document |
| 2018-08-07 | 4 | 4 | View Document |
| 2018-08-02 | 10-Q | 10-Q | View Document |
| 2018-08-01 | 8-K | 8-K | View Document |
| 2018-07-20 | 4 | 4 | View Document |
| 2018-07-05 | 4 | 4 | View Document |
| 2018-06-21 | 4 | 4 | View Document |
| 2018-06-08 | 4 | 4 | View Document |
| 2018-05-23 | 4 | 4 | View Document |
| 2018-05-22 | 8-K | 8-K | View Document |
| 2018-05-18 | 8-K | 8-K | View Document |
| 2018-05-11 | 4 | 4 | View Document |
| 2018-05-08 | 10-Q | 10-Q | View Document |
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