Summit Materials, Inc. Class A Common Stock
SUM was delisted on the 10th of February, 2025.
1 hedge funds and large institutions have $105 invested in Summit Materials, Inc. Class A Common Stock in 2025 Q4 according to their latest regulatory filings, with 0 funds opening new positions, increasing their positions, reducing their positions, and 1 closing their positions.
67% less funds holding
Funds holding: 3 → 1 (-2)
100% less capital invested
Capital invested by funds: $140K → $105 (-$140K)
100% less first-time investments, than exits
New positions opened: 0 | Existing positions closed: 1
Top Buyers
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
SFCL
Strengthening Families & Communities LLC
Boston,
Massachusetts
|
-$133K |
SUM Hedge Fund Activity: Q4 2025 in Review
1 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Summit Materials, Inc. Class A Common Stock (SUM) for Q4 2025, worth a combined $105 — down 100% from $140K a quarter earlier.
Sellers outnumbered buyers: 1 fund closed out of SUM and 0 opened new positions — a net loss of 1 holder — while 0 trimmed existing stakes and 0 added.
The largest seller was Strengthening Families & Communities LLC, exiting entirely with an estimated $133K sold.
- 1 institutional investor held Summit Materials, Inc. Class A Common Stock (SUM) as of Q4 2025, down from 3 in Q3 2025.
- Funds reported $105 of Summit Materials, Inc. Class A Common Stock stock for Q4 2025, down 100% quarter-over-quarter.
- 0 funds opened new Summit Materials, Inc. Class A Common Stock positions in Q4 2025 and 1 closed out, a net change of -1 holder.
- The largest Summit Materials, Inc. Class A Common Stock seller in Q4 2025 was Strengthening Families & Communities LLC, an estimated $133K sold.
Based on aggregated 13F filings for Q4 2025.