Compass Minerals
195 hedge funds and large institutions have $728M invested in Compass Minerals in 2025 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 50 increasing their positions, 72 reducing their positions, and 22 closing their positions.
44,050% more call options, than puts
Call options by funds: $2.65M | Put options by funds: $6K
33% more funds holding in top 10
Funds holding in top 10: 3 → 4 (+1)
9% more first-time investments, than exits
New positions opened: 24 | Existing positions closed: 22
2% more capital invested
Capital invested by funds: $714M → $728M (+$14.8M)
0.83% less ownership
Funds ownership: 89.72% → 88.89% (-0.83%)
2% less funds holding
Funds holding: 199 → 195 (-4)
31% less repeat investments, than reductions
Existing positions increased: 50 | Existing positions reduced: 72
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
ECM
Engine Capital Management
New York
|
+$7.09M |
| 2 |
SCP
SailingStone Capital Partners
Houston,
Texas
|
+$5.72M |
| 3 |
Federated Hermes
Pittsburgh,
Pennsylvania
|
+$3.41M |
| 4 |
American Century Companies
Kansas City,
Missouri
|
+$2.91M |
| 5 |
Charles Schwab
San Francisco,
California
|
+$2.25M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Millennium Management
New York
|
-$9.31M |
| 2 |
Nomura Holdings
Tokyo,
Japan
|
-$6.83M |
| 3 |
LN
Lightrock Netherlands
Utrecht,
Netherlands
|
-$5.25M |
| 4 |
State Street
Boston,
Massachusetts
|
-$4.75M |
| 5 |
BlackRock
New York
|
-$3.35M |
CMP Hedge Fund Activity: Q4 2025 in Review
195 of the 8,267 institutional investors tracked by Wall St. Rank reported a position in Compass Minerals (CMP) for Q4 2025, worth a combined $728M — up 2.1% from $714M a quarter earlier.
Buyers outnumbered sellers: 24 funds opened new CMP positions and 22 closed out — a net gain of 2 holders — while 50 added to existing stakes and 72 trimmed.
The largest buyer was Engine Capital Management, opening a new position worth an estimated $7.09M. The largest seller was Millennium Management, cutting an estimated $9.31M.
- 195 institutional investors held Compass Minerals (CMP) as of Q4 2025, down from 199 in Q3 2025.
- Funds reported $728M of Compass Minerals stock for Q4 2025, up 2.1% quarter-over-quarter.
- 24 funds opened new Compass Minerals positions in Q4 2025 and 22 closed out, a net change of +2 holders.
- The largest Compass Minerals buyer in Q4 2025 was Engine Capital Management, an estimated $7.09M added.
- The largest Compass Minerals seller in Q4 2025 was Millennium Management, an estimated $9.31M sold.
Based on aggregated 13F filings for Q4 2025.