Abivax S.A.
ABVX- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001956827
No open-market purchases or sales by Abivax S.A. insiders were filed in the last 90 days; 303 institutions reported holding it in 13F filings for Q2 2026, worth $7.18B in total; Maverick Capital is the only superinvestor holding it.
Other share classesAAVXF
13F holders, Q2 2025
Institutional positions in Abivax S.A. as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 43
- −3 vs. Q1 2025
- Shares held
- 30.7M
- −1.10M (−3.5%) vs. Q1 2025
- Total value
- $234.6M
- +$36.1M (+18.2%) vs. Q1 2025
- New holders
- 6
- 16 more added
- Sold out
- 9
- 11 more reduced
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ABVX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 303 | $7.18B |
| Q1 2026 | 254 | $5.53B |
| Q4 2025 | 247 | $7.61B |
| Q3 2025 | 165 | $4.41B |
| Q2 2025 | 43 | $234.6M |
| Q1 2025 | 46 | $198.5M |
| Q4 2024 | 48 | $218.6M |
| Q3 2024 | 40 | $312.8M |
| Q2 2024 | 38 | $371.6M |
| Q1 2024 | 36 | $334.2M |
| Q4 2023 | 30 | $227.8M |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding Abivax S.A.; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| TCG Crossover Management, LLC | 6,056,596 | $46.3M | 5.29% | 00.0% | Unchanged |
| Deep Track Capital, LP | 3,480,144 | $26.6M | 0.86% | −99,065−2.8% | Reduced |
| ADAR1 Capital Management, LLC | 3,071,340 | $23.5M | 3.82% | +861,321+39.0% | Added |
| Cormorant Asset Management, LP | 2,130,000 | $16.3M | 1.21% | 00.0% | Unchanged |
| Caligan Partners LP | 1,674,400 | $12.8M | 2.49% | +405,281+31.9% | Added |
| Nantahala Capital Management, LLC | 1,482,994 | $11.3M | 0.80% | 00.0% | Unchanged |
| Franklin Resources Inc | 1,371,050 | $10.5M | 0.00% | 00.0% | Unchanged |
| VR Adviser, LLC | 1,345,780 | $10.3M | 0.77% | 00.0% | Unchanged |
| Great Point Partners LLC | 1,291,617 | $9.88M | 6.42% | −346,494−21.2% | Reduced |
| Octagon Capital Advisors LP | 1,267,000 | $9.69M | 2.13% | +37,000+3.0% | Added |
| Citadel Advisors LLC | 1,252,257 | $9.58M | 0.01% | −121,603−8.9% | Reduced |
| Millennium Management LLC | 1,251,765 | $9.58M | 0.01% | +264,351+26.8% | Added |
| Boothbay Fund Management, LLC | 870,438 | $6.66M | 0.21% | +299,770+52.5% | Added |
| Standard Life Aberdeen plc | 710,516 | $5.44M | 0.01% | 00.0% | Unchanged |
| Saturn V Capital Management LLC | 622,479 | $4.76M | 1.93% | +69,553+12.6% | Added |
| Morgan Stanley | 475,280 | $3.64M | 0.00% | −21,873−4.4% | Reduced |
| Ensign Peak Advisors, Inc | 455,684 | $3.49M | 0.01% | 00.0% | Unchanged |
| Kennedy Capital Management, Inc. | 241,188 | $1.85M | 0.04% | +15,997+7.1% | Added |
| Woodline Partners LP | 183,800 | $1.41M | 0.01% | −18,124−9.0% | Reduced |
| Citigroup Inc | 170,733 | $1.31M | 0.00% | −13,506−7.3% | Reduced |
| Point72 Asset Management, L.P. | 167,887 | $1.28M | 0.00% | +138,469+470.7% | Added |
| UBS Group AG | 167,656 | $1.28M | 0.00% | +5,102+3.1% | Added |
| Allostery Investments LP | 167,350 | $1.28M | 16.31% | −932,304−84.8% | Reduced |
| Soleus Capital Management, L.P. | 125,000 | $956.3K | 0.07% | 00.0% | Unchanged |
| Barclays PLC | 113,391 | $867.4K | 0.00% | +111,913+7,571.9% | Added |
| Affinity Asset Advisors, LLC | 100,000 | $765.0K | 0.11% | −100,000−50.0% | Reduced |
| Paloma Partners Management Co | 95,130 | $727.7K | 0.17% | +56,681+147.4% | Added |
| StemPoint Capital LP | 87,748 | $671.3K | 0.22% | +87,748 | New |
| J. Goldman & Co LP | 67,500 | $516.4K | 0.02% | +67,500 | New |
| HighVista Strategies LLC | 51,156 | $391.3K | 0.14% | +2,092+4.3% | Added |
| GWM Advisors LLC | 30,000 | $229.5K | 0.00% | +30,000 | New |
| Quadrature Capital Ltd | 19,367 | $148.2K | 0.00% | +19,367 | New |
| XTX Topco Ltd | 18,194 | $139.2K | 0.01% | +18,194 | New |
| Geode Capital Management, LLC | 16,818 | $128.7K | 0.00% | +69+0.4% | Added |
| Guggenheim Capital LLC | 16,097 | $123.1K | 0.00% | +2,305+16.7% | Added |
| BNP Paribas Arbitrage, SA | 10,670 | $81.6K | 0.00% | −776−6.8% | Reduced |
| Hurley Capital, LLC | 3,015 | $23.1K | 0.02% | 00.0% | Unchanged |
| Rhumbline Advisers | 981 | $7.50K | 0.00% | +243+32.9% | Added |
| GAMMA Investing LLC | 645 | $4.93K | 0.00% | −2,368−78.6% | Reduced |
| Bank of America Corp | 536 | $4.10K | 0.00% | −10,170−95.0% | Reduced |
| Financial Management Professionals, Inc. | 100 | $765 | 0.00% | 00.0% | Unchanged |
| Principal Securities, Inc. | 36 | $275 | 0.00% | +26+260.0% | Added |
| EverSource Wealth Advisors, LLC | 8 | $61 | 0.00% | +8 | New |
| JPMorgan Chase & Co | 0 | $0 | 0.00% | −907,679−100.0% | Sold out |
| Samsara BioCapital, LLC | 0 | $0 | 0.00% | −425,000−100.0% | Sold out |
| Walleye Capital LLC | 0 | $0 | 0.00% | −220,845−100.0% | Sold out |
| Silverarc Capital Management, LLC | 0 | $0 | 0.00% | −210,901−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −74,841−100.0% | Sold out |
| Shay Capital LLC | 0 | $0 | 0.00% | −52,829−100.0% | Sold out |
| Ameriprise Financial Inc | 0 | $0 | 0.00% | −19,000−100.0% | Sold out |
| Cubist Systematic Strategies, LLC | 0 | $0 | 0.00% | −10,152−100.0% | Sold out |
| Covestor Ltd | 0 | $0 | 0.00% | −2,660−100.0% | Sold out |