HARVARD BIOSCIENCE INC's ticker is HBIO and the CUSIP is 416906105. A total of 104 filers reported holding HARVARD BIOSCIENCE INC in Q4 2021. The put-call ratio across all filers is - and the average weighting 0.2%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $430 | -21.7% | 100 | 0.0% | 0.00% | – |
| Q2 2023 | $549 | -89.0% | 100 | -95.2% | 0.00% | – |
| Q3 2022 | $5,000 | -58.3% | 2,100 | -36.7% | 0.00% | – |
| Q2 2022 | $12,000 | -42.9% | 3,318 | 0.0% | 0.00% | – |
| Q1 2022 | $21,000 | -12.5% | 3,318 | 0.0% | 0.00% | – |
| Q4 2021 | $24,000 | +41.2% | 3,318 | +43.1% | 0.00% | – |
| Q3 2021 | $17,000 | +30.8% | 2,318 | +44.9% | 0.00% | – |
| Q2 2021 | $13,000 | +160.0% | 1,600 | +60.0% | 0.00% | – |
| Q1 2021 | $5,000 | – | 1,000 | +3471.4% | 0.00% | – |
| Q3 2020 | $0 | -100.0% | 28 | -96.0% | 0.00% | – |
| Q2 2020 | $2,000 | +100.0% | 698 | 0.0% | 0.00% | – |
| Q1 2020 | $1,000 | – | 698 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Harvey Partners, LLC | 790,000 | $2,378,000 | 3.09% |
| Alambic Investment Management, L.P. | 25,398 | $76,000 | 0.83% |
| Adirondack Research & Management Inc. | 190,494 | $573,000 | 0.80% |
| Archon Capital Management LLC | 881,794 | $2,654,000 | 0.53% |
| BARD ASSOCIATES INC | 1,483,610 | $4,465,000 | 0.47% |
| DALTON GREINER HARTMAN MAHER & CO | 909,977 | $2,739,000 | 0.45% |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 1,537,800 | $4,629,000 | 0.40% |
| Portolan Capital Management | 979,067 | $2,947,000 | 0.33% |
| HEARTLAND ADVISORS INC | 961,400 | $2,894,000 | 0.25% |
| Granahan Investment Management | 1,757,176 | $5,289,000 | 0.18% |