HARVARD BIOSCIENCE INC - HBIO
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: 22
Latest filed: Aug 11, 2026
| Form | Count |
|---|---|
| 4 | 11 |
| 8-K | 9 |
| SCHEDULE 13G/A | 1 |
| SCHEDULE 13D | 1 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| Aug 11, 2026 | 8-K | Aug 11, 2026 | 0001171843-26-005405 | View |
| Aug 11, 2026 | 8-K | Aug 11, 2026 | 0001171843-26-005406 | View |
| Jun 12, 2026 | 4 | Jun 09, 2026 | 0001171843-26-004082 | View |
| Jun 11, 2026 | 4 | Jun 09, 2026 | 0001171843-26-004060 | View |
| Jun 11, 2026 | 4 | Jun 09, 2026 | 0001171843-26-004056 | View |
| Jun 11, 2026 | 4 | Jun 09, 2026 | 0001171843-26-004057 | View |
| Jun 11, 2026 | 4 | Jun 09, 2026 | 0001171843-26-004058 | View |
| Jun 02, 2026 | 8-K | Jun 02, 2026 | 0001171843-26-003877 | View |
| May 14, 2026 | SCHEDULE 13G/A | — | 0001019432-26-000010 | View |
| May 12, 2026 | 8-K | May 12, 2026 | 0001171843-26-003270 | View |
| May 12, 2026 | 8-K | May 12, 2026 | 0001171843-26-003271 | View |
| Apr 01, 2026 | 4 | Mar 20, 2026 | 0001171843-26-002156 | View |
| Apr 01, 2026 | 4 | Mar 16, 2026 | 0001171843-26-002155 | View |
| Mar 23, 2026 | SCHEDULE 13D | — | 0001171843-26-001839 | View |
| Mar 23, 2026 | 4 | Mar 20, 2026 | 0001171843-26-001843 | View |
| Mar 18, 2026 | 4 | Mar 16, 2026 | 0001171843-26-001689 | View |
| Mar 18, 2026 | 4 | Mar 17, 2026 | 0001171843-26-001732 | View |
| Mar 17, 2026 | 4 | Mar 16, 2026 | 0001171843-26-001645 | View |
| Mar 17, 2026 | 8-K | Mar 17, 2026 | 0001171843-26-001614 | View |
| Mar 12, 2026 | 8-K | Mar 12, 2026 | 0001171843-26-001504 | View |
| Mar 10, 2026 | 8-K | Mar 06, 2026 | 0001171843-26-001447 | View |
| Mar 06, 2026 | 8-K | Mar 06, 2026 | 0001171843-26-001384 | View |