MASSACHUSETTS FINANCIAL SERVICES CO 13D and 13G filings for Summit Materials, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime |
Transaction Date |
Type | Company Symbol |
Filed By Symbol |
Shares Owned % Owned |
Shares Vs. Prev Report | View |
| 2024-11-12 11:54 am Purchase |
2024-11-12 | 13G | Summit Materials, Inc. SUM |
MASSACHUSETTS FINANCIAL SERVICES CO | 7,639,798 4.400% |
989,339 (+14.88%) |
Filing |
| 2024-02-09 11:49 am Purchase |
2024-02-09 | 13G | Summit Materials, Inc. SUM |
MASSACHUSETTS FINANCIAL SERVICES CO | 6,650,459 5.600% |
6,650,459 (New Position) |
Filing |