Security record · archived quarter
ABVX
Abivax S.A. · Healthcare · Biotechnology
72Tracked holders
+3Δ holders
22.08MShares held
$2.98BReported value
+3New positions
−0Exits
Momentum inputs (comparable managers):
holder breadth +4.3% ·
share flow +6.1% ·
net new positions +4.2%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 83 | +12 | 15.45M | $2.06B | +16 | −3 |
| Q1 2026 | 72 | -1 | 18.00M | $2.00B | +4 | −5 |
| Q4 2025 | 72 | +3 | 22.08M | $2.98B | +3 | — |
| Q3 2025 | 11 | +5 | 9.45M | $802.20M | +5 | — |
| Q2 2025 | 4 | -1 | 2.69M | $20.57M | — | −1 |
| Q1 2025 | 5 | 0 | 2.48M | $15.51M | +1 | −1 |
| Q4 2024 | 5 | -1 | 1.91M | $14.02M | +1 | −2 |
| Q3 2024 | 6 | +1 | 2.23M | $25.72M | +1 | — |
| Q2 2024 | 5 | — | 1.50M | $19.77M | — | — |
Who holds it · Q4 2025
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | UBS Group AG | 4.42M | — | $596.59M | 0.1% | n/c | 1 | SEC ↗ |
| 2 | UBS Group AG | 4.42M | — | $596.59M | 0.1% | n/c | 1 | SEC ↗ |
| 3 | Morgan Stanley ✦ | 3.15M | +114.3% | $425.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 4 | Morgan Stanley ✦ | 3.15M | +114.3% | $425.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 5 | Morgan Stanley ✦ | 3.15M | +114.3% | $425.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 6 | Morgan Stanley ✦ | 3.15M | +114.3% | $425.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 7 | Morgan Stanley ✦ | 3.15M | +114.3% | $425.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 8 | Morgan Stanley ✦ | 3.15M | +114.3% | $425.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 9 | Morgan Stanley ✦ | 3.15M | +114.3% | $425.06M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 10 | Point72 Asset Management ✦ | 2.41M | -17.6% | $324.89M | 0.5% | ▼ Trim | 7 | SEC ↗ |
| 11 | Fidelity (FMR) ✦ | 1.37M | -4.5% | $184.17M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 12 | Fidelity (FMR) ✦ | 1.37M | -4.5% | $184.17M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 13 | Fidelity (FMR) ✦ | 1.37M | -4.5% | $184.17M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 14 | Deutsche Bank Ag\ | 764.90K | — | $103.15M | 0.0% | n/c | 1 | SEC ↗ |
| 15 | Susquehanna International Group, Llp | 754.84K | — | $101.79M | 0.1% | n/c | 1 | SEC ↗ |
| 16 | Millennium Management ✦ | 741.06K | -32.6% | $99.94M | 0.1% | ▼ Trim | 7 | SEC ↗ |
| 17 | Janus Henderson Group Plc | 667.76K | — | $90.04M | 0.0% | n/c | 1 | SEC ↗ |
| 18 | T. Rowe Price ✦ | 651.64K | +35.8% | $87.88M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 19 | Citadel Advisors ✦ | 563.75K | -17.3% | $76.02M | 0.1% | ▼ Trim | 7 | SEC ↗ |
| 20 | Citadel Advisors ✦ | 563.75K | -17.3% | $76.02M | 0.1% | ▼ Trim | 7 | SEC ↗ |
| 21 | Adage Capital Partners ✦ | 550.00K | -43.7% | $74.17M | 0.1% | ▼ Trim | 2 | SEC ↗ |
| 22 | Bank Of America Corp /De/ | 522.29K | — | $70.43M | 0.0% | n/c | 1 | SEC ↗ |
| 23 | Bank Of America Corp /De/ | 522.29K | — | $70.43M | 0.0% | n/c | 1 | SEC ↗ |
| 24 | Bank Of America Corp /De/ | 522.29K | — | $70.43M | 0.0% | n/c | 1 | SEC ↗ |
| 25 | Bank Of America Corp /De/ | 522.29K | — | $70.43M | 0.0% | n/c | 1 | SEC ↗ |
| 26 | Ensign Peak Advisors, Inc | 518.35K | — | $69.90M | 0.1% | n/c | 1 | SEC ↗ |
| 27 | JPMorgan Chase ✦ | 455.92K | New | $61.48M | 0.0% | New | 1 | SEC ↗ |
| 28 | JPMorgan Chase ✦ | 455.92K | New | $61.48M | 0.0% | New | 1 | SEC ↗ |
| 29 | JPMorgan Chase ✦ | 455.92K | New | $61.48M | 0.0% | New | 1 | SEC ↗ |
| 30 | Franklin Resources Inc | 449.12K | — | $60.57M | 0.0% | n/c | 1 | SEC ↗ |
| 31 | BlackRock ✦ (passive) | 436.71K | New | $58.89M | 0.0% | New | 1 | SEC ↗ |
| 32 | BlackRock ✦ (passive) | 436.71K | New | $58.89M | 0.0% | New | 1 | SEC ↗ |
| 33 | BlackRock ✦ (passive) | 436.71K | New | $58.89M | 0.0% | New | 1 | SEC ↗ |
| 34 | BlackRock ✦ (passive) | 436.71K | New | $58.89M | 0.0% | New | 1 | SEC ↗ |
| 35 | BlackRock ✦ (passive) | 436.71K | New | $58.89M | 0.0% | New | 1 | SEC ↗ |
| 36 | BlackRock ✦ (passive) | 436.71K | New | $58.89M | 0.0% | New | 1 | SEC ↗ |
| 37 | Aberdeen Group plc | 426.66K | — | $57.54M | 0.1% | n/c | 1 | SEC ↗ |
| 38 | Jane Street Group, Llc | 423.26K | — | $57.08M | 0.1% | n/c | 1 | SEC ↗ |
| 39 | Jane Street Group, Llc | 423.26K | — | $57.08M | 0.1% | n/c | 1 | SEC ↗ |
| 40 | Jane Street Group, Llc | 423.26K | — | $57.08M | 0.1% | n/c | 1 | SEC ↗ |
| 41 | Balyasny Asset Management L.P. | 358.32K | — | $48.32M | 0.1% | n/c | 1 | SEC ↗ |
| 42 | Barclays Plc | 308.79K | — | $41.64M | 0.0% | n/c | 1 | SEC ↗ |
| 43 | Barclays Plc | 308.79K | — | $41.64M | 0.0% | n/c | 1 | SEC ↗ |
| 44 | Goldman Sachs Group ✦ | 263.53K | +94.3% | $35.54M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 45 | Goldman Sachs Group ✦ | 263.53K | +94.3% | $35.54M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 46 | Holocene Advisors, LP | 258.66K | — | $34.88M | 0.1% | n/c | 1 | SEC ↗ |
| 47 | Principal Financial Group Inc | 217.89K | — | $29.38M | 0.0% | n/c | 1 | SEC ↗ |
| 48 | Jennison Associates Llc | 127.91K | — | $17.25M | 0.0% | n/c | 1 | SEC ↗ |
| 49 | Invesco Ltd. | 125.40K | — | $16.91M | 0.0% | n/c | 1 | SEC ↗ |
| 50 | Invesco Ltd. | 125.40K | — | $16.91M | 0.0% | n/c | 1 | SEC ↗ |
| 51 | Pictet Asset Management Holding SA | 124.45K | — | $16.78M | 0.0% | n/c | 1 | SEC ↗ |
| 52 | Federated Hermes, Inc. | 108.20K | — | $14.59M | 0.0% | n/c | 1 | SEC ↗ |
| 53 | LMR Partners LLP | 94.55K | — | $12.75M | 0.2% | n/c | 1 | SEC ↗ |
| 54 | LMR Partners LLP | 94.55K | — | $12.75M | 0.2% | n/c | 1 | SEC ↗ |
| 55 | Sei Investments Co | 87.15K | — | $11.75M | 0.0% | n/c | 1 | SEC ↗ |
| 56 | Sei Investments Co | 87.15K | — | $11.75M | 0.0% | n/c | 1 | SEC ↗ |
| 57 | Ameriprise Financial Inc | 67.67K | — | $9.12M | 0.0% | n/c | 1 | SEC ↗ |
| 58 | Ameriprise Financial Inc | 67.67K | — | $9.12M | 0.0% | n/c | 1 | SEC ↗ |
| 59 | Ameriprise Financial Inc | 67.67K | — | $9.12M | 0.0% | n/c | 1 | SEC ↗ |
| 60 | Russell Investments Group, Ltd. | 64.47K | — | $8.69M | 0.0% | n/c | 1 | SEC ↗ |
| 61 | Russell Investments Group, Ltd. | 64.47K | — | $8.69M | 0.0% | n/c | 1 | SEC ↗ |
| 62 | Russell Investments Group, Ltd. | 64.47K | — | $8.69M | 0.0% | n/c | 1 | SEC ↗ |
| 63 | Russell Investments Group, Ltd. | 64.47K | — | $8.69M | 0.0% | n/c | 1 | SEC ↗ |
| 64 | Td Asset Management Inc | 63.90K | — | $8.62M | 0.0% | n/c | 1 | SEC ↗ |
| 65 | LPL Financial LLC | 62.84K | — | $8.47M | 0.0% | n/c | 1 | SEC ↗ |
| 66 | Marshall Wace ✦ | 59.76K | -68.5% | $8.06M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 67 | Geode Capital Management ✦ (passive) | 49.93K | +67.3% | $6.73M | 0.0% | ▲ Add | 7 | SEC ↗ |
| 68 | Envestnet Asset Management Inc | 45.67K | — | $6.16M | 0.0% | n/c | 1 | SEC ↗ |
| 69 | Manufacturers Life Insurance… | 35.53K | — | $4.92M | 0.0% | n/c | 1 | SEC ↗ |
| 70 | Royal Bank Of Canada | 30.87K | — | $4.16M | 0.0% | n/c | 1 | SEC ↗ |
| 71 | Royal Bank Of Canada | 30.87K | — | $4.16M | 0.0% | n/c | 1 | SEC ↗ |
| 72 | Tudor Investment Corp Et Al | 28.54K | — | $3.85M | 0.0% | n/c | 1 | SEC ↗ |
| 73 | Bamco Inc /Ny/ | 25.00K | — | $3.37M | 0.0% | n/c | 1 | SEC ↗ |
| 74 | BNP Paribas Asset Management… | 24.81K | — | $3.35M | 0.0% | n/c | 1 | SEC ↗ |
| 75 | Voya Investment Management Llc | 21.70K | — | $2.93M | 0.0% | n/c | 1 | SEC ↗ |
| 76 | Walleye Trading LLC | 17.89K | — | $2.41M | 0.0% | n/c | 1 | SEC ↗ |
| 77 | D. E. Shaw & Co. ✦ | 17.60K | -36.1% | $2.37M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 78 | Group One Trading Llc | 17.38K | — | $2.34M | 0.1% | n/c | 1 | SEC ↗ |
| 79 | IMC-Chicago, LLC | 16.52K | — | $2.23M | 0.0% | n/c | 1 | SEC ↗ |
| 80 | Stifel Financial Corp | 10.23K | — | $1.38M | 0.0% | n/c | 1 | SEC ↗ |
| 81 | Mariner, LLC | 8.98K | — | $1.21M | 0.0% | n/c | 1 | SEC ↗ |
| 82 | New York State Common Retirement… | 8.67K | — | $1.17M | 0.0% | n/c | 1 | SEC ↗ |
| 83 | Hsbc Holdings Plc | 7.08K | — | $924,882 | 0.0% | n/c | 1 | SEC ↗ |
| 84 | Hsbc Holdings Plc | 7.08K | — | $924,882 | 0.0% | n/c | 1 | SEC ↗ |
| 85 | Cetera Investment Advisers | 6.71K | — | $904,606 | 0.0% | n/c | 1 | SEC ↗ |
| 86 | Truist Financial Corp | 6.32K | — | $852,418 | 0.0% | n/c | 1 | SEC ↗ |
| 87 | Allianz Asset Management GmbH | 5.70K | — | $768,674 | 0.0% | n/c | 1 | SEC ↗ |
| 88 | State Street Global Advisors ✦ (passive) | 4.32K | New | $583,113 | 0.0% | New | 1 | SEC ↗ |
| 89 | Pnc Financial Services Group, Inc. | 3.25K | — | $437,604 | 0.0% | n/c | 1 | SEC ↗ |
| 90 | Pnc Financial Services Group, Inc. | 3.25K | — | $437,604 | 0.0% | n/c | 1 | SEC ↗ |
| 91 | Pnc Financial Services Group, Inc. | 3.25K | — | $437,604 | 0.0% | n/c | 1 | SEC ↗ |
| 92 | Bnp Paribas Financial Markets | 3.02K | — | $406,858 | 0.0% | n/c | 1 | SEC ↗ |
| 93 | Mirae Asset Global Investments Co.… | 2.87K | — | $386,899 | 0.0% | n/c | 1 | SEC ↗ |
| 94 | ProShare Advisors LLC | 2.61K | — | $351,567 | 0.0% | n/c | 1 | SEC ↗ |
| 95 | Qube Research & Technologies Ltd | 2.04K | — | $274,700 | 0.0% | n/c | 1 | SEC ↗ |
| 96 | Rhumbline Advisers | 1.72K | — | $231,672 | 0.0% | n/c | 1 | SEC ↗ |
| 97 | Citigroup Inc | 1.67K | — | $225,747 | 0.0% | n/c | 1 | SEC ↗ |
| 98 | Simplex Trading, Llc | 1.24K | — | $166,545 | 0.0% | n/c | 1 | SEC ↗ |
| 99 | Wells Fargo & Company/Mn | 737 | — | $99,388 | 0.0% | n/c | 1 | SEC ↗ |
| 100 | Assetmark, Inc | 626 | — | $84,419 | 0.0% | n/c | 1 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| JPMorgan Chase | $61.48M | 0.0% |
| JPMorgan Chase | $61.48M | 0.0% |
| JPMorgan Chase | $61.48M | 0.0% |
| BlackRock | $58.89M | 0.0% |
| BlackRock | $58.89M | 0.0% |
| BlackRock | $58.89M | 0.0% |
| BlackRock | $58.89M | 0.0% |
| BlackRock | $58.89M | 0.0% |
| BlackRock | $58.89M | 0.0% |
| State Street Global Advisors | $583,113 | 0.0% |
Exited
| No tracked exits this quarter. |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 250 holders, 49.39M shares, $5.28B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q4 2025 ·
Methodology ·
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