Who Owns Harvard Bioscience (HBIO)? -- Institutional Holders (2026-06-30)
37 institutions reported holding $10.3M of Harvard Bioscience (HBIO) in SEC 13F filings for 2026-06-30. Largest institutional holders: WEBER CAPITAL MANAGEMENT LLC /ADV ($1.9M), VANGUARD GROUP INC ($1.2M), Meros Investment Management, LP ($1.1M), ACADIAN ASSET MANAGEMENT LLC ($1.1M), NANO CAP NEW MILLENNIUM GROWTH FUND L P ($879,954). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | WEBER CAPITAL MANAGEMENT LLC /ADV | $1.9M | 310,861 | Trimmed |
| 2 | VANGUARD GROUP INC | $1.2M | 198,576 | Added |
| 3 | Meros Investment Management, LP | $1.1M | 182,992 | Added |
| 4 | ACADIAN ASSET MANAGEMENT LLC | $1.1M | 179,614 | Hold |
| 5 | NANO CAP NEW MILLENNIUM GROWTH FUND L P | $879,954 | 143,082 | Added |
| 6 | CORSAIR CAPITAL MANAGEMENT, L.P. | $755,282 | 122,810 | Trimmed |
| 7 | TWO SIGMA INVESTMENTS, LP | $704,452 | 114,545 | Added |
| 8 | RENAISSANCE TECHNOLOGIES LLC | $610,861 | 99,327 | Trimmed |
| 9 | BlackRock, Inc. | $380,280 | 61,834 | Trimmed |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $292,534 | 47,555 | Trimmed |
| 11 | Mink Brook Asset Management LLC | $205,219 | 33,369 | New |
| 12 | MILLENNIUM MANAGEMENT LLC | $200,613 | 32,620 | Trimmed |
| 13 | ESSEX INVESTMENT MANAGEMENT CO LLC | $165,884 | 26,973 | Trimmed |
| 14 | Williams & Novak, LLC | $128,836 | 20,949 | Trimmed |
| 15 | UBS Group AG | $108,123 | 17,581 | Added |
| 16 | RBF Capital, LLC | $98,400 | 16,000 | Hold |
| 17 | STATE STREET CORP | $91,832 | 14,932 | Hold |
| 18 | JANE STREET GROUP, LLC | $85,989 | 13,982 | Trimmed |
| 19 | CITADEL ADVISORS LLC | $81,494 | 13,251 | New |
| 20 | GOLDMAN SACHS GROUP INC | $65,541 | 10,657 | New |
| 21 | Bank of New York Mellon Corp | $62,915 | 10,230 | Hold |
| 22 | FMR LLC | $19,551 | 3,179 | Trimmed |
| 23 | GROUP ONE TRADING LLC | $15,621 | 2,540 | Trimmed |
| 24 | MORGAN STANLEY | $10,006 | 1,627 | Trimmed |
| 25 | SBI Securities Co., Ltd. | $5,326 | 866 | Hold |
Source: SEC Form 13F filings · as of 2026-06-30