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.
Q4 2025 vs. Q3 2025
How the institutions holding Summit Materials, Inc. changed between Q3 2025 and Q4 2025.
All holders in Q4 2025All holders in Q3 2025
| Measure | Q3 2025 | Of which not filed for Q4 2025 | Q4 2025 | Change |
|---|---|---|---|---|
| Holders | 3 | 1 | 1 | −1 |
| Shares | 3.59K | 188 | 2 | −3.40K (−99.9%) |
| Value | $140.1K | $7.34K | $105 | −$132.7K (−99.9%) |
1 institution that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.
New holders (0)
Institutions that held Summit Materials, Inc. at the end of Q4 2025 but not at the end of Q3 2025.
None.
Sold out (1)
Institutions that held Summit Materials, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| Strengthening Families & Communities, LLC | 3,400 | $132.7K |
Not filed for Q4 2025 yet (1)
Institutions that held Summit Materials, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.
| Institution | Shares, Q3 2025 | Value, Q3 2025 |
|---|---|---|
| WFA Asset Management Corp | 188 | $7.34K |