Abivax Major Shareholders & Ownership History
| Major Shareholder Name | Reporting Date | Shares Held | Market Value | Change in Shares | Ownership |
|---|---|---|---|---|---|
| TCG CROSSOVER MANAGEMENT, LLC | 05/15/2026 | 6.48 M | $721.67 M | -8.87% | 9.32% |
| UBS GROUP AG | 05/05/2026 | 4.55 M | $506.35 M | 2.79% | 6.54% |
| DARWIN GLOBAL MANAGEMENT, LTD. | 05/15/2026 | 3.47 M | $352.07 M | 9.13% | 4.99% |
| MORGAN STANLEY | 05/15/2026 | 1.70 M | $189.85 M | -45.91% | 2.45% |
| VESTAL POINT CAPITAL, LP | 05/15/2026 | 1.50 M | $167.03 M | -21.05% | 2.16% |
| CALIGAN PARTNERS LP | 05/15/2026 | 1.46 M | $162.79 M | 0.69% | 2.10% |
| ADAR1 CAPITAL MANAGEMENT, LLC | 05/18/2026 | 1.39 M | $155.22 M | 5.82% | 2.01% |
| WESTFIELD CAPITAL MANAGEMENT CO LP | 05/11/2026 | 1.32 M | $147.31 M | 30.99% | 1.90% |
| FMR LLC | 05/15/2026 | 1.29 M | $143.24 M | -5.81% | 1.85% |
| HELIKON INVESTMENTS LTD | 05/08/2026 | 1.01 M | $112.83 M | 100.00% | 1.46% |
| EVERSEPT PARTNERS, LP | 05/15/2026 | 934.42 K | $104.05 M | 42.05% | 1.34% |
| JANUS HENDERSON GROUP PLC | 05/18/2026 | 878.83 K | $98.01 M | 31.61% | 1.26% |
| BAKER BROS. ADVISORS LP | 05/15/2026 | 875.80 K | $97.52 M | 0.00% | 1.26% |
| LORD, ABBETT & CO. LLC | 05/14/2026 | 854.92 K | $95.20 M | 0.61% | 1.23% |
| PARADIGM BIOCAPITAL ADVISORS LP | 05/15/2026 | 772.47 K | $86.01 M | -45.50% | 1.11% |
| NATIONALE-NEDERLANDEN POWSZECHNE TOWARZYSTWO EMERYTALNE S.A. | 05/12/2026 | 765.92 K | $85.28 M | 10.69% | 1.10% |
| CORMORANT ASSET MANAGEMENT, LP | 05/15/2026 | 760.00 K | $84.63 M | -43.70% | 1.09% |
| BANK OF AMERICA CORP /DE/ | 05/18/2026 | 735.73 K | $81.92 M | 40.87% | 1.06% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 05/15/2026 | 691.67 K | $77.02 M | 6.14% | 0.99% |
| OCTAGON CAPITAL ADVISORS LP | 05/15/2026 | 677.00 K | $75.38 M | -10.45% | 0.97% |
| LOGOS GLOBAL MANAGEMENT LP | 05/15/2026 | 675.00 K | $75.16 M | 68.75% | 0.97% |
| POINT72 ASSET MANAGEMENT, L.P. | 05/15/2026 | 637.74 K | $71.01 M | -73.53% | 0.92% |
| JPMORGAN CHASE & CO | 05/13/2026 | 635.07 K | $64.46 M | 39.29% | 0.91% |
| ENSIGN PEAK ADVISORS, INC | 05/13/2026 | 631.84 K | $70.36 M | 21.89% | 0.91% |
| MILLENNIUM MANAGEMENT LLC | 05/15/2026 | 605.99 K | $67.48 M | -18.23% | 0.87% |
| ARTIA GLOBAL PARTNERS LP | 05/15/2026 | 600.75 K | $66.89 M | 0.00% | 0.86% |
| CITADEL ADVISORS LLC | 05/15/2026 | 544.34 K | $60.61 M | -3.44% | 0.78% |
| SATURN V CAPITAL MANAGEMENT LLC | 05/15/2026 | 542.70 K | $60.43 M | -16.40% | 0.78% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 525.90 K | $58.56 M | 28.58% | 0.76% |
| BOOTHBAY FUND MANAGEMENT, LLC | 05/15/2026 | 472.96 K | $52.66 M | -6.88% | 0.68% |
| CITADEL ADVISORS LLC | 05/15/2026 | 468.40 K | $52.16 M | 46.70% | 0.67% |
| FIRST TURN MANAGEMENT, LLC | 05/15/2026 | 465.87 K | $51.87 M | 22.20% | 0.67% |
| ORBIMED ADVISORS LLC | 05/15/2026 | 465.70 K | $51.86 M | 26.58% | 0.67% |
| ABRDN PLC | 04/29/2026 | 431.24 K | $48.02 M | 1.07% | 0.62% |
| BLACKROCK, INC. | 05/13/2026 | 427.34 K | $47.58 M | -2.15% | 0.61% |
| AFFINITY ASSET ADVISORS, LLC | 05/14/2026 | 405.00 K | $45.10 M | -19.80% | 0.58% |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 05/15/2026 | 400.54 K | $44.60 M | -27.17% | 0.58% |
| FRANKLIN RESOURCES INC | 05/13/2026 | 382.83 K | $42.63 M | -14.76% | 0.55% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 381.28 K | $42.46 M | -49.49% | 0.55% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 05/15/2026 | 377.60 K | $42.05 M | 16.26% | 0.54% |
| GOLDMAN SACHS GROUP INC | 05/15/2026 | 348.80 K | $38.84 M | 32.35% | 0.50% |
| PERCEPTIVE ADVISORS LLC | 05/29/2026 | 328.88 K | $36.62 M | -28.25% | 0.47% |
| CITADEL ADVISORS LLC | 05/15/2026 | 326.30 K | $36.33 M | 62.74% | 0.47% |
| EVENTIDE ASSET MANAGEMENT, LLC | 05/15/2026 | 320.58 K | $35.69 M | -2.24% | 0.46% |
| STEMPOINT CAPITAL LP | 05/18/2026 | 313.79 K | $34.94 M | -19.91% | 0.45% |
| PRINCIPAL FINANCIAL GROUP INC | 05/04/2026 | 312.27 K | $34.77 M | 43.32% | 0.45% |
| SILVERARC CAPITAL MANAGEMENT, LLC | 05/14/2026 | 302.53 K | $33.69 M | -28.34% | 0.44% |
| IKARIAN CAPITAL, LLC | 05/15/2026 | 293.30 K | $32.66 M | 134.45% | 0.42% |
| HOLOCENE ADVISORS, LP | 05/15/2026 | 258.66 K | $28.80 M | 0.00% | 0.37% |
| VIVO CAPITAL, LLC | 05/20/2026 | 239.54 K | $26.67 M | -33.33% | 0.34% |
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Abivax institutional Ownership - FAQ's
During the previous two years, 292 institutional investors and hedge funds held shares of Abivax. The most heavily invested institutionals were:
TCG Crossover Management, LLC: 6.48 M
UBS Group AG: 4.55 M
Darwin Global Management, Ltd.: 3.47 M
MORGAN STANLEY: 1.7 M
Vestal Point Capital, LP: 1.5 M
Caligan Partners LP: 1.46 M
71.97% of Abivax stock is owned by institutional investors.
Institutional investors have bought a total of 49.90 M shares in the last 24 months. This purchase volume represents approximately $5.47 B in transactions.