Argenx SE
ARGX- Exchange
- Nasdaq
- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001697862
No open-market purchases or sales by Argenx SE insiders were filed in the last 90 days; 510 institutions reported holding it in 13F filings for Q2 2026, worth $26.1B in total; no superinvestor holds it.
13F holders, Q3 2025
Institutional positions in Argenx SE as of Sep 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
- 470
- +34 vs. Q2 2025
- Shares held
- 30.5M
- −1.60M (−5.0%) vs. Q2 2025
- Total value
- $22.5B
- +$4.81B (+27.2%) vs. Q2 2025
- New holders
- 91
- 178 more added
- Sold out
- 57
- 137 more reduced
3 institutions that held it in Q2 2025 haven't filed for Q3 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ARGX 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 | 510 | $26.1B |
| Q1 2026 | 478 | $21.1B |
| Q4 2025 | 510 | $25.0B |
| Q3 2025 | 470 | $22.5B |
| Q2 2025 | 439 | $17.7B |
| Q1 2025 | 448 | $19.7B |
| Q4 2024 | 397 | $21.0B |
| Q3 2024 | 358 | $19.0B |
| Q2 2024 | 336 | $14.7B |
| Q1 2024 | 328 | $13.4B |
| Q4 2023 | 346 | $12.5B |
| Q3 2023 | 341 | $15.9B |
| Q2 2023 | 290 | $12.0B |
| Q1 2023 | 272 | $11.6B |
| Q4 2022 | 271 | $11.6B |
| Q3 2022 | 255 | $11.2B |
| Q2 2022 | 232 | $12.4B |
| Q1 2022 | 199 | $10.2B |
| Q4 2021 | 208 | $10.1B |
| Q3 2021 | 182 | $8.57B |
| Q2 2021 | 177 | $8.57B |
| Q1 2021 | 191 | $7.84B |
Institutions, Q3 2025
Shares, value and share of portfolio for each institution holding Argenx SE; share changes are against Q2 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Prosight Management, LP | 3,300 | $2.43M | 0.58% | −18,700−85.0% | Reduced |
| SWS Partners | 3,319 | $2.45M | 0.60% | +49+1.5% | Added |
| JustInvest LLC | 3,344 | $2.47M | 0.03% | +335+11.1% | Added |
| Mariner, LLC | 3,383 | $2.50M | 0.00% | +89+2.7% | Added |
| Russell Investments Group, Ltd. | 3,416 | $2.52M | 0.00% | +354+11.6% | Added |
| Oppenheimer Asset Management Inc. | 3,421 | $2.52M | 0.03% | −43−1.2% | Reduced |
| Engineers Gate Manager LP | 3,462 | $2.55M | 0.03% | −17,642−83.6% | Reduced |
| Kennedy Capital Management, Inc. | 3,493 | $2.58M | 0.06% | +1,242+55.2% | Added |
| Partners Capital Investment Group, LLP | 3,504 | $2.58M | 0.10% | 00.0% | Unchanged |
| Allianz Asset Management GmbH | 3,671 | $2.71M | 0.00% | +645+21.3% | Added |
| M&T Bank Corp | 3,694 | $2.72M | 0.01% | −613−14.2% | Reduced |
| Trexquant Investment LP | 3,747 | $2.76M | 0.03% | −5,261−58.4% | Reduced |
| AWM Investment Company, Inc. | 3,750 | $2.77M | 0.26% | −11,250−75.0% | Reduced |
| Gilder Gagnon Howe & Co LLC | 3,779 | $2.79M | 0.03% | −38−1.0% | Reduced |
| Sectoral Asset Management Inc | 3,890 | $2.87M | 1.77% | −195−4.8% | Reduced |
| Silvercrest Asset Management Group LLC | 3,980 | $2.94M | 0.02% | −45−1.1% | Reduced |
| Varma Mutual Pension Insurance Co | 4,000 | $2.95M | 0.02% | +1,000+33.3% | Added |
| HighVista Strategies LLC | 4,068 | $3.00M | 0.74% | +1,653+68.4% | Added |
| Mackenzie Financial Corp | 4,135 | $3.05M | 0.00% | +1,481+55.8% | Added |
| Lighthouse Investment Partners, LLC | 4,200 | $3.10M | 0.11% | +4,200 | New |
| Cerity Partners LLC | 4,662 | $3.44M | 0.01% | −101−2.1% | Reduced |
| State Street Corp | 4,849 | $3.58M | 0.00% | −131−2.6% | Reduced |
| Truist Financial Corp | 4,865 | $3.59M | 0.00% | +349+7.7% | Added |
| Calamos Advisors LLC | 5,170 | $3.81M | 0.02% | +2,530+95.8% | Added |
| China Universal Asset Management Co., Ltd. | 5,366 | $3.96M | 0.33% | −969−15.3% | Reduced |
| Citigroup Inc | 5,533 | $4.08M | 0.00% | +815+17.3% | Added |
| Eagle Global Advisors LLC | 5,700 | $4.20M | 0.16% | −200−3.4% | Reduced |
| Ikarian Capital, LLC | 5,942 | $4.30M | 0.98% | +5,942 | New |
| HighTower Advisors, LLC | 5,948 | $4.39M | 0.00% | +371+6.7% | Added |
| iA Global Asset Management Inc. | 6,010 | $4.43M | 0.06% | +560+10.3% | Added |
| Acuta Capital Partners, LLC | 6,379 | $4.70M | 4.86% | −323−4.8% | Reduced |
| Maryland State Retirement & Pension System | 6,401 | $4.72M | 0.10% | +708+12.4% | Added |
| PFM Health Sciences, LP | 6,403 | $4.72M | 0.40% | −834−11.5% | Reduced |
| Federation des caisses Desjardins du Quebec | 6,513 | $4.80M | 0.02% | +498+8.3% | Added |
| Navellier & Associates Inc | 6,620 | $4.88M | 0.50% | +81+1.2% | Added |
| US Bancorp | 7,073 | $5.22M | 0.01% | +1,919+37.2% | Added |
| Beck Bode, LLC | 7,174 | $5.29M | 0.85% | +7,174 | New |
| Charles Schwab Investment Management Inc | 7,251 | $5.35M | 0.00% | +1,888+35.2% | Added |
| Bank of New York Mellon Corp | 7,380 | $5.44M | 0.00% | +884+13.6% | Added |
| Jump Financial, LLC | 7,400 | $5.46M | 0.07% | −10,469−58.6% | Reduced |
| Cetera Investment Advisers | 7,561 | $5.58M | 0.01% | +1,897+33.5% | Added |
| Creative Planning | 7,717 | $5.69M | 0.00% | +1,624+26.7% | Added |
| DekaBank Deutsche Girozentrale | 8,445 | $6.00M | 0.01% | 00.0% | Unchanged |
| Quantinno Capital Management LP | 8,217 | $6.06M | 0.02% | +3,266+66.0% | Added |
| Nicholas Investment Partners, LP | 8,254 | $6.09M | 0.47% | 00.0% | Unchanged |
| JPMorgan Chase & Co | 8,422 | $6.21M | 0.00% | +2,809+50.0% | Added |
| Independent Advisor Alliance | 8,604 | $6.35M | 0.16% | +618+7.7% | Added |
| QVT Financial LP | 8,680 | $6.40M | 0.71% | −4,350−33.4% | Reduced |
| Amundi | 8,181 | $6.45M | 0.00% | +415+5.3% | Added |
| LMR Partners LLP | 8,800 | $6.49M | 0.08% | −12,000−57.7% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 8,828 | $6.51M | 0.02% | +4,217+91.5% | Added |
| HRT Financial LP | 8,935 | $6.59M | 0.02% | +5,788+183.9% | Added |
| Crossmark Global Holdings, Inc. | 9,027 | $6.66M | 0.10% | −1,168−11.5% | Reduced |
| Brinker Capital Investments, LLC | 9,624 | $7.10M | 0.06% | −670−6.5% | Reduced |
| EFG Asset Management (North America) Corp. | 9,744 | $7.19M | 0.93% | −365−3.6% | Reduced |
| Assetmark, Inc | 9,818 | $7.24M | 0.02% | +791+8.8% | Added |
| Iron Triangle Partners LP | 9,900 | $7.30M | 1.04% | −5,667−36.4% | Reduced |
| Stifel Financial Corp | 10,066 | $7.42M | 0.01% | −39−0.4% | Reduced |
| Bank of Montreal | 10,306 | $7.60M | 0.00% | +873+9.3% | Added |
| Hudson Bay Capital Management LP | 10,500 | $7.74M | 0.05% | −57,423−84.5% | Reduced |
| Thrivent Financial for Lutherans | 10,823 | $7.98M | 0.02% | +10,296+1,953.7% | Added |
| Optiver Holding B.V. | 11,328 | $8.36M | 0.14% | −6,066−34.9% | Reduced |
| USS Investment Management Ltd | 11,450 | $8.45M | 0.04% | 00.0% | Unchanged |
| Thematics Asset Management | 11,576 | $8.54M | 0.39% | 00.0% | Unchanged |
| Cinctive Capital Management LP | 12,300 | $9.07M | 0.45% | +10,002+435.2% | Added |
| StemPoint Capital LP | 12,465 | $9.19M | 1.85% | +12,465 | New |
| Marshall Wace, LLP | 12,525 | $9.24M | 0.01% | −165,199−93.0% | Reduced |
| Great West Life Assurance Co | 13,351 | $9.60M | 0.01% | +157+1.2% | Added |
| Nomura Asset Management Co Ltd | 13,600 | $10.0M | 0.03% | +7,436+120.6% | Added |
| DCF Advisers, LLC | 13,650 | $10.1M | 3.81% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 13,853 | $10.2M | 0.28% | −5,486−28.4% | Reduced |
| Erste Asset Management GmbH | 14,268 | $10.3M | 0.10% | −228−1.6% | Reduced |
| Mediolanum International Funds Ltd | 14,339 | $10.3M | 0.11% | +14,339 | New |
| Moore Capital Management, LP | 15,000 | $11.1M | 0.22% | −32,000−68.1% | Reduced |
| Ardsley Advisory Partners LP | 15,000 | $11.1M | 1.70% | +15,000 | New |
| MML Investors Services, LLC | 15,379 | $11.3M | 0.03% | −10.0% | Reduced |
| Patient Square Capital LP | 15,500 | $11.4M | 3.06% | −13,500−46.6% | Reduced |
| Schroder Investment Management Group | 16,460 | $11.8M | 0.01% | −7,168−30.3% | Reduced |
| Sands Capital Management, LLC | 16,625 | $12.3M | 0.03% | +16,625 | New |
| Squarepoint Ops LLC | 18,985 | $14.0M | 0.03% | −12,311−39.3% | Reduced |
| Driehaus Capital Management LLC | 19,034 | $14.0M | 0.10% | −1,710−8.2% | Reduced |
| Voya Investment Management LLC | 21,610 | $15.9M | 0.02% | +5,755+36.3% | Added |
| Natixis Advisors, L.P. | 24,503 | $18.1M | 0.03% | +5,433+28.5% | Added |
| HSBC Holdings PLC | 25,749 | $19.0M | 0.01% | +3,169+14.0% | Added |
| LPL Financial LLC | 25,770 | $19.0M | 0.01% | +3,716+16.8% | Added |
| Geode Capital Management, LLC | 26,114 | $19.3M | 0.00% | −143−0.5% | Reduced |
| AXA Investment Managers S.A. | 26,710 | $19.7M | 0.05% | +26,710 | New |
| Oddo BHF Asset Management SAS | 28,889 | $21.3M | 0.81% | +7,315+33.9% | Added |
| Qube Research & Technologies Ltd | 35,183 | $25.9M | 0.04% | −23,102−39.6% | Reduced |
| Van Eck Associates Corp | 36,071 | $26.6M | 0.02% | −5,527−13.3% | Reduced |
| Baker Bros. Advisors LP | 37,760 | $27.9M | 0.20% | 00.0% | Unchanged |
| First Turn Management, LLC | 38,767 | $28.6M | 4.29% | −5,186−11.8% | Reduced |
| Dimensional Fund Advisors LP | 40,220 | $29.7M | 0.01% | +4,227+11.7% | Added |
| Handelsbanken Fonder AB | 41,105 | $30.3M | 0.10% | +1,352+3.4% | Added |
| Tri Locum Partners LP | 43,411 | $32.0M | 7.36% | −4,382−9.2% | Reduced |
| Royal Bank of Canada | 47,064 | $34.7M | 0.01% | +5,750+13.9% | Added |
| Candriam Luxembourg S.C.A. | 48,200 | $35.6M | 0.19% | +2,633+5.8% | Added |
| Perpetual Ltd | 49,379 | $36.4M | 0.45% | −47,576−49.1% | Reduced |
| Jane Street Group, LLC | 49,904 | $36.8M | 0.04% | +33,384+202.1% | Added |
| Quadrature Capital Ltd | 50,603 | $37.3M | 0.44% | +30,102+146.8% | Added |