Summit Materials, Inc.
SUMDelisted Feb 11, 2025- Industry
- Mining & Quarrying of Nonmetallic Minerals (No Fuels)
- SEC CIK
- 0001621563
Summit Materials, Inc. was delisted on Feb 11, 2025; its insiders filed their last Form 4 on Feb 10, 2025; 396 institutions reported holding it in 13F filings for Q4 2024, worth $6.07B in total; no superinvestor held it.
Holders of 5% or more of SUM
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Summit Materials, Inc., largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of Summit Materials, Inc. on Schedule 13D or 13G.
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
2 Schedule 13D and 13G filings on Summit Materials, Inc., newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Feb 14, 20259:44 AM ET | Price T Rowe Associates Inc | 13G/A | 3.00%5.35M shares | –Below 5% | Dec 31, 2024 | SEC |
| Feb 10, 20259:47 PM ET | Argos SEM, LLCand 3 others | 13D/A | 0.00%0 shares | –Below 5% | Feb 10, 2025 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Summit Materials, Inc. shares.
No Form 144 notices for Summit Materials, Inc. are on file.