Compass Minerals International Inc
CMPNYSECIK 1227654MaterialsFiscal year ends Sep 30
Reports and events: 341 filings
Newest first, by EDGAR acceptance time (Eastern). Each filing’s page lists its documents on sec.gov and, for 10-K and 10-Q reports, the extracted sections.
What the forms are: 10-K, 10-Q, 8-K, Form 4, DEF 14A, Schedule 13D, Schedule 13G, amendments, accession numbers.
| Filed | Form | What it is | Accession number |
|---|---|---|---|
| 2024-02-0721:23 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-24-000034 |
| 2024-01-2912:01 ET | DEF 14A | Proxy statementPeriod 2024-03-05 | 0001308179-24-000022 |
| 2024-01-1621:49 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001140361-24-002364 |
| 2024-01-1621:36 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001140361-24-002353 |
| 2023-12-1921:08 ET | 8-K | 5.02 Departure or appointment of officers or directors | 0001227654-23-000237 |
| 2023-12-0721:12 ET | 8-K | 4.01 Change of auditor; 9.01 Financial statements and exhibits | 0001227654-23-000232 |
| 2023-11-2913:34 ET | 10-K | Annual reportPeriod 2023-09-30 | 0001227654-23-000226 |
| 2023-11-1621:31 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-23-000213 |
| 2023-09-2110:49 ET | 8-K | 7.01 Regulation FD disclosure | 0001227654-23-000174 |
| 2023-08-1410:52 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001227654-23-000165 |
| 2023-08-0820:54 ET | 10-Q | Quarterly reportPeriod 2023-06-30 | 0001227654-23-000163 |
| 2023-08-0820:21 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-23-000162 |
| 2023-06-3020:02 ET | 8-K/A | 5.07 Shareholder vote results | 0001227654-23-000139 |
| 2023-05-0920:48 ET | 10-Q | Quarterly reportPeriod 2023-03-31 | 0001227654-23-000114 |
| 2023-05-0920:34 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-23-000112 |
| 2023-05-0920:32 ET | 8-K | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001227654-23-000111 |
| 2023-05-0521:05 ET | 8-K | 1.01 Entry into a material agreement; 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001104659-23-056629 |
| 2023-05-0411:32 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001227654-23-000098 |
| 2023-04-0420:18 ET | 8-K | 8.01 Other events | 0001227654-23-000095 |
| 2023-04-0420:15 ET | 8-K | 8.01 Other events | 0001227654-23-000093 |
| 2023-02-2121:17 ET | 8-K | 5.07 Shareholder vote results | 0001227654-23-000052 |
| 2023-02-0721:42 ET | 10-Q | Quarterly reportPeriod 2022-12-31 | 0001227654-23-000022 |
| 2023-02-0721:19 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-23-000020 |
| 2023-01-0321:16 ET | DEF 14A | Proxy statementPeriod 2023-02-15 | 0001308179-23-000004 |
| 2022-12-1422:11 ET | 10-K | Annual reportPeriod 2022-09-30 | 0001227654-22-000340 |
| 2022-11-2921:22 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-22-000325 |
| 2022-11-2222:55 ET | 8-K | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001227654-22-000318 |
| 2022-11-1622:01 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001227654-22-000316 |
| 2022-11-1011:46 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001227654-22-000302 |
| 2022-10-2120:05 ET | SC 13D | Ownership report, active investor | 0001193125-22-266721 |
| 2022-10-1820:16 ET | 8-K | 3.02 Unregistered sale of equity; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001227654-22-000288 |
| 2022-09-1420:47 ET | 8-K | 7.01 Regulation FD disclosure; 8.01 Other events; 9.01 Financial statements and exhibits | 0001227654-22-000252 |
| 2022-09-1411:15 ET | 8-K | 1.01 Entry into a material agreement; 3.02 Unregistered sale of equity; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-22-244256 |
| 2022-08-0820:14 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001227654-22-000231 |
| 2022-08-0523:13 ET | 10-Q | Quarterly reportPeriod 2022-06-30 | 0001227654-22-000228 |
| 2022-08-0420:18 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-22-000225 |
| 2022-07-1220:05 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001227654-22-000214 |
| 2022-06-2710:43 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001227654-22-000195 |
| 2022-06-1320:11 ET | 8-K | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001227654-22-000165 |
| 2022-05-1021:18 ET | 10-Q | Quarterly reportPeriod 2022-03-31 | 0001227654-22-000132 |
| 2022-05-0920:17 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001227654-22-000125 |
| 2022-05-0520:24 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-22-000122 |
| 2022-04-2020:17 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001227654-22-000116 |
| 2022-04-1220:16 ET | 8-K | 8.01 Other events; 9.01 Financial statements and exhibits | 0001227654-22-000110 |
| 2022-04-1120:10 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001227654-22-000101 |
| 2022-03-2420:29 ET | 8-K | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001227654-22-000080 |
| 2022-03-0211:49 ET | 8-K | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001227654-22-000063 |
| 2022-02-2821:09 ET | 8-K | 5.07 Shareholder vote results | 0001227654-22-000058 |
| 2022-02-0822:04 ET | 10-Q | Quarterly reportPeriod 2021-12-31 | 0001227654-22-000037 |
| 2022-02-0821:13 ET | 8-K | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001227654-22-000034 |
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:10 ET. Listed shows no prices and gives no investment advice.