Who Owns DISC MEDICINE INC (IRON)? -- Institutional Holders (2026-06-30)
238 institutions reported holding $3.18B of DISC MEDICINE INC (IRON) in SEC 13F filings for 2026-06-30. Largest institutional holders: FMR LLC ($358.0M), BlackRock, Inc. ($180.5M), RA CAPITAL MANAGEMENT, L.P. ($179.2M), JPMORGAN CHASE & CO ($139.9M), VANGUARD GROUP INC ($139.7M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | FMR LLC | $358.0M | 4.9M | Trimmed |
| 2 | BlackRock, Inc. | $180.5M | 2.5M | Added |
| 3 | RA CAPITAL MANAGEMENT, L.P. | $179.2M | 2.5M | Hold |
| 4 | JPMORGAN CHASE & CO | $139.9M | 1.9M | Added |
| 5 | VANGUARD GROUP INC | $139.7M | 1.9M | Added |
| 6 | PRICE T ROWE ASSOCIATES INC /MD/ | $137.2M | 1.9M | Added |
| 7 | WELLINGTON MANAGEMENT GROUP LLP | $127.4M | 1.7M | Added |
| 8 | STATE STREET CORP | $120.6M | 1.6M | Trimmed |
| 9 | Vestal Point Capital, LP | $113.4M | 1.6M | Added |
| 10 | Atlas Venture Life Science Advisors, LLC | $110.7M | 1.5M | Hold |
| 11 | Frazier Life Sciences Management, L.P. | $99.1M | 1.4M | Hold |
| 12 | TCG Crossover Management, LLC | $98.1M | 1.3M | Hold |
| 13 | BVF INC/IL | $84.4M | 1.2M | Trimmed |
| 14 | Woodline Partners LP | $70.1M | 958,281 | Hold |
| 15 | Siren, L.L.C. | $65.0M | 888,401 | Trimmed |
| 16 | Logos Global Management LP | $64.0M | 875,000 | Added |
| 17 | Opaleye Management Inc. | $62.5M | 855,000 | Added |
| 18 | GEODE CAPITAL MANAGEMENT, LLC | $57.8M | 789,724 | Added |
| 19 | DEERFIELD MANAGEMENT COMPANY, L.P. | $48.1M | 657,000 | Hold |
| 20 | DIMENSIONAL FUND ADVISORS LP | $41.6M | 569,018 | Added |
| 21 | Bellevue Group AG | $41.0M | 560,000 | Added |
| 22 | Saturn V Capital Management LP | $38.4M | 524,730 | Added |
| 23 | ARMISTICE CAPITAL, LLC | $33.6M | 460,000 | Trimmed |
| 24 | JENNISON ASSOCIATES LLC | $32.1M | 439,520 | Trimmed |
| 25 | Aberdeen Group plc | $32.0M | 438,174 | Added |
Source: SEC Form 13F filings · as of 2026-06-30