HARVARD BIOSCIENCE INC's ticker is HBIO and the CUSIP is 416906105. A total of 89 filers reported holding HARVARD BIOSCIENCE INC in Q1 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
| Value | Shares | Weighting | ||||
|---|---|---|---|---|---|---|
| Q3 2023 | $377,390 | +88.6% | 87,765 | +140.8% | 0.03% | +82.4% |
| Q2 2023 | $200,105 | +132.7% | 36,449 | +198.4% | 0.02% | +240.0% |
| Q4 2021 | $86,000 | -80.3% | 12,216 | -80.5% | 0.01% | -79.2% |
| Q3 2021 | $437,000 | -24.4% | 62,657 | -9.7% | 0.02% | -22.6% |
| Q2 2021 | $578,000 | +51.3% | 69,420 | -0.9% | 0.03% | +40.9% |
| Q1 2021 | $382,000 | +29.5% | 70,038 | +1.9% | 0.02% | +4.8% |
| Q4 2020 | $295,000 | -3.9% | 68,710 | -32.6% | 0.02% | +110.0% |
| Q3 2020 | $307,000 | -24.6% | 101,936 | -22.4% | 0.01% | -9.1% |
| Q2 2020 | $407,000 | +324.0% | 131,418 | +202.3% | 0.01% | +266.7% |
| Q1 2020 | $96,000 | -33.8% | 43,475 | -8.3% | 0.00% | +50.0% |
| Q4 2019 | $145,000 | +1.4% | 47,434 | +2.3% | 0.00% | 0.0% |
| Q3 2019 | $143,000 | – | 46,380 | – | 0.00% | – |
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Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Engine Capital Management, LP | 3,542,852 | $10,536,000 | 4.92% |
| Fondren Management LP | 865,000 | $2,660,000 | 2.21% |
| Harvey Partners, LLC | 742,500 | $2,283,000 | 1.65% |
| BARD ASSOCIATES INC | 311,922 | $959,000 | 0.49% |
| Adirondack Research & Management Inc. | 131,042 | $403,000 | 0.35% |
| Granahan Investment Management | 1,771,964 | $5,449,000 | 0.30% |
| DALTON GREINER HARTMAN MAHER & CO | 1,373,518 | $4,224,000 | 0.29% |
| HEARTLAND ADVISORS INC | 1,000,000 | $3,075,000 | 0.24% |
| ESSEX INVESTMENT MANAGEMENT CO LLC | 499,616 | $1,536,000 | 0.22% |
| Alambic Investment Management, L.P. | 43,569 | $134,000 | 0.10% |