Compass Minerals International, Inc. (CMP) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for CMP. 13F holdings as of 2026-06-30.
In 13F filings for the quarter ended June 30, 2026, 227 institutions reported holding CMP, with 38.9 million shares worth $1.2 billion in aggregate.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| Koch | 7,034,609 | $219M | UNCHANGED |
| Sailingstone Capital Partners | 3,351,366 | $104M | DECREASED |
| BlackRock | 3,078,473 | $96M | INCREASED |
| Vanguard | 2,778,917 | $87M | INCREASED |
| State Street | 2,441,899 | $76M | INCREASED |
Recent Congressional Trades
| Member | Type | Amount | Date |
|---|---|---|---|
| Gilbert Cisneros (Democrat) | PURCHASE | $1,001 - $15,000 | 2026-07-16 |
Full institutional holdings, insider history, and congressional trades for Compass Minerals International, Inc. on SentiSense.