HARVARD BIOSCIENCE INC's ticker is HBIO and the CUSIP is 416906105. A total of 100 filers reported holding HARVARD BIOSCIENCE INC in Q3 2021. The put-call ratio across all filers is - and the average weighting 0.1%.
Quarter-by-quarter ownership
Other shareholders
| Name | Shares | Value | Weighting ↓ |
|---|---|---|---|
| Harvey Partners, LLC | 1,020,036 | $7,120,000 | 5.32% |
| Portolan Capital Management | 2,358,010 | $16,459,000 | 1.20% |
| Acuitas Investments, LLC | 375,836 | $2,623,000 | 1.14% |
| Parkman Healthcare Partners LLC | 475,367 | $3,318,000 | 0.84% |
| Adirondack Research & Management Inc. | 90,020 | $628,000 | 0.76% |
| Archon Capital Management LLC | 736,236 | $5,139,000 | 0.73% |
| BARD ASSOCIATES INC | 294,697 | $2,057,000 | 0.70% |
| PUNCH & ASSOCIATES INVESTMENT MANAGEMENT, INC. | 1,621,775 | $11,320,000 | 0.65% |
| GLOBEFLEX CAPITAL L P | 268,466 | $1,874,000 | 0.41% |
| Monarch Partners Asset Management LLC | 330,083 | $2,304,000 | 0.34% |