COMPASS MINERALS INTERNATIONAL INC - CMP
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 41
Latest filed: May 19, 2026
| Form | Count |
|---|---|
| 4 | 32 |
| 8-K | 7 |
| SCHEDULE 13G/A | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 19, 2026 | 4 | May 18, 2026 | 0001227654-26-000027 | View |
| May 14, 2026 | 4 | May 13, 2026 | 0002015089-26-000002 | View |
| May 06, 2026 | 8-K | May 06, 2026 | 0001227654-26-000023 | View |
| Apr 27, 2026 | SCHEDULE 13G/A | — | 0002012383-26-001680 | View |
| Apr 01, 2026 | 4 | Mar 31, 2026 | 0002108024-26-000008 | View |
| Apr 01, 2026 | 4 | Mar 31, 2026 | 0001121919-26-000006 | View |
| Apr 01, 2026 | 4 | Mar 31, 2026 | 0001659413-26-000008 | View |
| Mar 26, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001016 | View |
| Mar 24, 2026 | 8-K | Mar 20, 2026 | 0001227654-26-000018 | View |
| Mar 10, 2026 | 8-K | Mar 05, 2026 | 0001227654-26-000015 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0001121919-26-000004 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0001299936-26-000005 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0001659413-26-000006 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0001242956-26-000002 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0002108014-26-000004 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0002108024-26-000006 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0001601170-26-000008 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0001806395-26-000004 | View |
| Mar 09, 2026 | 4 | Mar 05, 2026 | 0001865695-26-000004 | View |
| Mar 04, 2026 | 4 | Mar 03, 2026 | 0001227654-26-000013 | View |
| Feb 04, 2026 | 8-K | Feb 04, 2026 | 0001227654-26-000008 | View |
| Jan 29, 2026 | 4 | Jan 28, 2026 | 0002054940-26-000002 | View |
| Jan 29, 2026 | 4 | Dec 18, 2025 | 0002108014-26-000002 | View |
| Jan 29, 2026 | 4 | Dec 18, 2025 | 0002108024-26-000004 | View |
| Jan 26, 2026 | 4 | Dec 18, 2025 | 0001601170-26-000004 | View |
| Jan 20, 2026 | 4 | Jan 18, 2026 | 0001210454-26-000002 | View |
| Jan 05, 2026 | 4 | Dec 31, 2025 | 0001806395-26-000002 | View |
| Jan 05, 2026 | 4 | Dec 31, 2025 | 0001121919-26-000002 | View |
| Jan 05, 2026 | 4 | Dec 31, 2025 | 0001865695-26-000002 | View |
| Jan 05, 2026 | 4 | Dec 31, 2025 | 0001659413-26-000004 | View |
| Jan 05, 2026 | 4 | Dec 31, 2025 | 0001227654-26-000003 | View |
| Jan 05, 2026 | 4 | Dec 18, 2025 | 0001299936-26-000003 | View |
| Dec 23, 2025 | 8-K | Dec 10, 2025 | 0001227654-25-000201 | View |
| Dec 19, 2025 | 8-K | Dec 18, 2025 | 0001104659-25-122646 | View |
| Dec 08, 2025 | 8-K | Dec 08, 2025 | 0001227654-25-000196 | View |
| Nov 26, 2025 | 4 | Nov 24, 2025 | 0001227654-25-000187 | View |
| Nov 26, 2025 | 4 | Nov 24, 2025 | 0001227654-25-000188 | View |
| Nov 26, 2025 | 4 | Nov 24, 2025 | 0001227654-25-000189 | View |
| Nov 26, 2025 | 4 | Nov 24, 2025 | 0001227654-25-000190 | View |
| Nov 26, 2025 | 4 | Nov 24, 2025 | 0001227654-25-000191 | View |
| Nov 26, 2025 | 4 | Nov 24, 2025 | 0001227654-25-000192 | View |