10 institutions reported holding $69.1M of Bio-Rad Laboratories Inc (BIO) in SEC 13F filings for 2026-06-30. Largest institutional holders: Assenagon Asset Management S.A. ($68.5M), GAMMA Investing LLC ($325,320), BEACON INVESTMENT ADVISORY SERVICES, INC. ($221,089), Versant Capital Management, Inc ($26,425), MassMutual Private Wealth & Trust, FSB ($10,570). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | Assenagon Asset Management S.A. | $68.5M | 233,227 | Added |
| 2 | GAMMA Investing LLC | $325,320 | 1,108 | Trimmed |
| 3 | BEACON INVESTMENT ADVISORY SERVICES, INC. | $221,089 | 753 | Hold |
| 4 | Versant Capital Management, Inc | $26,425 | 90 | Trimmed |
| 5 | MassMutual Private Wealth & Trust, FSB | $10,570 | 36 | Trimmed |
| 6 | MJT & Associates Financial Advisory Group, Inc. | $1,762 | 6 | New |
| 7 | CoreCap Advisors, LLC | $1,468 | 5 | Hold |
| 8 | ELEVATION WEALTH PARTNERS, LLC | $1,175 | 4 | Trimmed |
| 9 | Grove Bank & Trust | $587 | 2 | Trimmed |
| 10 | HARBOR INVESTMENT ADVISORY, LLC | $0 | 0 | Exited |
Source: SEC Form 13F filings · as of 2026-06-30