Portolan Capital Management, LLC 13D and 13G filings for Harvard Bioscience, Inc.:
- Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
- Shares have been adjusted for stock splits.
| Reported DateTime | Transaction Date | Type | Company Symbol | Filed By Symbol | Shares Owned % Owned | Shares Vs. Prev Report | View |
| 2023-02-13 3:55 pm Sale | 2022-12-31 | 13G | Harvard Bioscience, Inc. HBIO | Portolan Capital Management, LLC | 1,054,300 2.530% | -1,484,499 (-58.47%) | Filing |
| 2022-02-11 2:01 pm Purchase | 2021-12-31 | 13G | Harvard Bioscience, Inc. HBIO | Portolan Capital Management, LLC | 2,538,799 6.220% | 473,154 (+22.91%) | Filing |
| 2021-09-03 2:37 pm Purchase | 2021-08-24 | 13G | Harvard Bioscience, Inc. HBIO | Portolan Capital Management, LLC | 2,065,645 5.070% | 2,065,645 (New Position) | Filing |