Who Owns ABIVAX SA- (ABVX)? -- Institutional Holders (2026-06-30)
348 institutions reported holding $8.90B of ABIVAX SA- (ABVX) in SEC 13F filings for 2026-06-30. Largest institutional holders: TCG Crossover Management, LLC ($800.6M), SUSQUEHANNA INTERNATIONAL GROUP, LLP ($619.4M), CITADEL ADVISORS LLC ($565.5M), Helikon Investments Ltd ($371.4M), Darwin Global Management, Ltd. ($348.2M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | TCG Crossover Management, LLC | $800.6M | 6.0M | Trimmed |
| 2 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $619.4M | 4.6M | Added |
| 3 | CITADEL ADVISORS LLC | $565.5M | 4.2M | Added |
| 4 | Helikon Investments Ltd | $371.4M | 2.8M | Added |
| 5 | Darwin Global Management, Ltd. | $348.2M | 3.6M | Added |
| 6 | Vestal Point Capital, LP | $313.1M | 2.3M | Added |
| 7 | Jupiter Topco LLC | $255.1M | 1.9M | New |
| 8 | UBS Group AG | $247.9M | 1.9M | Trimmed |
| 9 | ADAR1 Capital Management, LLC | $246.4M | 1.8M | Added |
| 10 | Caligan Partners LP | $207.6M | 1.6M | Added |
| 11 | MORGAN STANLEY | $190.9M | 1.4M | Trimmed |
| 12 | WESTFIELD CAPITAL MANAGEMENT CO LP | $174.5M | 1.3M | Trimmed |
| 13 | RA CAPITAL MANAGEMENT, L.P. | $150.9M | 1.1M | New |
| 14 | NORGES BANK | $146.6M | 1.1M | New |
| 15 | Logos Global Management LP | $136.5M | 1.0M | Added |
| 16 | Octagon Capital Advisors LP | $132.3M | 993,000 | Added |
| 17 | BANK OF AMERICA CORP /DE/ | $129.5M | 971,439 | Added |
| 18 | Ikarian Capital, LLC | $122.1M | 919,735 | Added |
| 19 | Eversept Partners, LP | $121.8M | 913,880 | Trimmed |
| 20 | GOLDMAN SACHS GROUP INC | $105.6M | 792,712 | Added |
| 21 | Nationale-Nederlanden Powszechne Towarzystwo Emerytalne S.A. | $102.0M | 765,332 | Trimmed |
| 22 | DIADEMA PARTNERS LP | $101.8M | 765,244 | Added |
| 23 | BOOTHBAY FUND MANAGEMENT, LLC | $99.7M | 748,467 | Added |
| 24 | ORBIMED ADVISORS LLC | $99.5M | 746,522 | Added |
| 25 | LMR Partners LLP | $94.8M | 711,657 | Added |
Source: SEC Form 13F filings · as of 2026-06-30