SEACOR Marine Holdings Inc. - SMHI
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: 19
Latest filed: May 21, 2026
| Form | Count |
|---|---|
| 4 | 12 |
| 8-K | 3 |
| SCHEDULE 13G/A | 2 |
| SCHEDULE 13G | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 21, 2026 | 8-K | May 20, 2026 | 0001690334-26-000012 | View |
| May 20, 2026 | SCHEDULE 13G/A | — | 0000921895-26-001460 | View |
| Apr 29, 2026 | 8-K | Apr 29, 2026 | 0001690334-26-000009 | View |
| Apr 21, 2026 | SCHEDULE 13G | — | 0001062993-26-002073 | View |
| Mar 10, 2026 | 4 | Mar 07, 2026 | 0001193125-26-100501 | View |
| Mar 10, 2026 | 4 | Mar 07, 2026 | 0001193125-26-100504 | View |
| Mar 10, 2026 | 4 | Mar 07, 2026 | 0001193125-26-100512 | View |
| Mar 10, 2026 | 4 | Mar 07, 2026 | 0001193125-26-100515 | View |
| Mar 05, 2026 | 4 | Mar 04, 2026 | 0001193125-26-094250 | View |
| Mar 05, 2026 | 4 | Mar 04, 2026 | 0001193125-26-094254 | View |
| Mar 05, 2026 | 4 | Mar 04, 2026 | 0001193125-26-094259 | View |
| Mar 05, 2026 | 4 | Mar 04, 2026 | 0001193125-26-094262 | View |
| Mar 02, 2026 | 4 | Feb 27, 2026 | 0001193125-26-085803 | View |
| Mar 02, 2026 | 4 | Feb 27, 2026 | 0001193125-26-085807 | View |
| Mar 02, 2026 | 4 | Feb 27, 2026 | 0001193125-26-085809 | View |
| Mar 02, 2026 | 4 | Feb 27, 2026 | 0001193125-26-085810 | View |
| Feb 25, 2026 | 8-K | Feb 25, 2026 | 0001193125-26-072103 | View |
| Jan 21, 2026 | SCHEDULE 13G/A | — | 0000354204-26-000294 | View |
| Dec 31, 2025 | SCHEDULE 13G | — | 0002042077-25-000020 | View |