Who owns OPKO HEALTH, INC. (OPK)? Elite investor 13F holders
3 tracked elite investors reported holding OPKO HEALTH, INC as of 2026-06-30, including Rubric Capital, Tudor Investment, GAMCO. Who bought, trimmed or exited each quarter, with links to the original SEC 13F filings.
3 tracked investors currently reported holding · Latest report period: 2026-06-30 · Health Care · Pharmaceuticals, Biotechnology & Life Sciences
OPKO Health, Inc. operates as a healthcare company, in the United States, Ireland, Chile, Spain, Israel, Mexico, and internationally. The company operates in two segments, Pharmaceutical and Diagnostics. The Pharmaceutical segment develops MDX2001, a tetra-specific antibody targeting several types of solid tumors in Phase 1 clinical trials; MDX2003, a tetra-specific antibody targeting two…
Reported holders and securities, including exits (up to 20)
| Investor | Security | Instrument | Report period | Filed | Value | Quantity | Units | Change | Source |
|---|---|---|---|---|---|---|---|---|---|
| Rubric Capital | OPKO HEALTH INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 71686865.00 USD | 47791243.000000 | Shares | hold | Original filing |
| Rubric Capital | OPKO HEALTH INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 1870491.00 USD | 1250000.000000 | Principal | hold | Original filing |
| Tudor Investment | OPKO HEALTH INC | SHARE | 2026-06-30 | 2026-08-14 00:00:00 | 367232.00 USD | 244821.000000 | Shares | hold | Original filing |
| GAMCO | OPKO HEALTH INC | SHARE | 2026-06-30 | 2026-08-12 00:00:00 | 262500.00 USD | 175000.000000 | Shares | hold | Original filing |
| Renaissance Technologies LLC | OPKO HEALTH INC | SHARE | 2026-06-30 | 2026-08-13 00:00:00 | 0.00 USD | 0.000000 | Shares | exited | Original filing |
Public disclosures can be delayed, incomplete, or amended. Report period describes a position date; transaction date describes a reported transaction; filed describes submission. A recent filing or page update does not establish a current holding. A dash means unavailable or not comparable, not zero.
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