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, Q4 2025
Institutional positions in Argenx SE as of Dec 31, 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
- 510
- +48 vs. Q3 2025
- Shares held
- 29.7M
- −625.4K (−2.1%) vs. Q3 2025
- Total value
- $25.0B
- +$2.60B (+11.6%) vs. Q3 2025
- New holders
- 100
- 175 more added
- Sold out
- 52
- 167 more reduced
8 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2025
Shares, value and share of portfolio for each institution holding Argenx SE; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| First Turn Management, LLC | 23,256 | $19.6M | 2.23% | −15,511−40.0% | Reduced |
| Natixis Advisors, L.P. | 22,500 | $18.9M | 0.03% | −2,003−8.2% | Reduced |
| Qube Research & Technologies Ltd | 22,451 | $18.9M | 0.03% | −12,732−36.2% | Reduced |
| Hudson Bay Capital Management LP | 21,822 | $18.4M | 0.11% | +11,322+107.8% | Added |
| UBS Asset Management Americas Inc | 21,505 | $18.1M | 0.00% | +21,505 | New |
| HRT Financial LP | 19,684 | $16.6M | 0.05% | +10,749+120.3% | Added |
| Susquehanna Advisors Group, Inc. | 19,079 | $16.0M | 0.52% | +19,079 | New |
| Driehaus Capital Management LLC | 16,897 | $14.2M | 0.10% | −2,137−11.2% | Reduced |
| Bank of New York Mellon Corp | 16,549 | $13.9M | 0.00% | +9,169+124.2% | Added |
| Bank of Montreal | 16,377 | $13.8M | 0.01% | +6,071+58.9% | Added |
| Tower Research Capital LLC (TRC) | 15,273 | $12.8M | 0.31% | +1,420+10.3% | Added |
| Erste Asset Management GmbH | 14,302 | $12.0M | 0.10% | +34+0.2% | Added |
| Voloridge Investment Management, LLC | 14,112 | $11.9M | 0.04% | −44,379−75.9% | Reduced |
| JPMorgan Chase & Co | 13,999 | $11.8M | 0.00% | +5,577+66.2% | Added |
| DCF Advisers, LLC | 13,650 | $11.5M | 3.79% | 00.0% | Unchanged |
| Marshall Wace, LLP | 13,508 | $11.4M | 0.01% | +983+7.8% | Added |
| Great West Life Assurance Co | 12,575 | $10.6M | 0.02% | −776−5.8% | Reduced |
| USS Investment Management Ltd | 11,997 | $10.1M | 0.05% | +547+4.8% | Added |
| MML Investors Services, LLC | 11,936 | $10.0M | 0.02% | −3,443−22.4% | Reduced |
| Schroder Investment Management Group | 11,552 | $9.68M | 0.01% | −4,908−29.8% | Reduced |
| Campbell & CO Investment Adviser LLC | 11,177 | $9.40M | 0.45% | +8,178+272.7% | Added |
| Citigroup Inc | 10,960 | $9.22M | 0.01% | +5,427+98.1% | Added |
| Mirae Asset Global Investments Co., Ltd. | 10,846 | $9.12M | 0.03% | +2,018+22.9% | Added |
| Thrivent Financial for Lutherans | 10,821 | $9.10M | 0.02% | −20.0% | Reduced |
| Barclays PLC | 10,525 | $8.85M | 0.00% | +10,257+3,827.2% | Added |
| Quantinno Capital Management LP | 10,037 | $8.44M | 0.02% | +1,820+22.1% | Added |
| Assetmark, Inc | 9,840 | $8.28M | 0.02% | +22+0.2% | Added |
| Stifel Financial Corp | 9,567 | $8.05M | 0.01% | −499−5.0% | Reduced |
| Old Mission Capital LLC | 9,255 | $7.78M | 0.30% | +9,255 | New |
| Cetera Investment Advisers | 9,199 | $7.74M | 0.01% | +1,638+21.7% | Added |
| Creative Planning | 8,709 | $7.32M | 0.01% | +992+12.9% | Added |
| Independent Advisor Alliance | 8,651 | $7.28M | 0.18% | +47+0.5% | Added |
| Nicholas Investment Partners, LP | 8,254 | $6.94M | 0.51% | 00.0% | Unchanged |
| Charles Schwab Investment Management Inc | 8,243 | $6.93M | 0.00% | +992+13.7% | Added |
| Crossmark Global Holdings, Inc. | 8,168 | $6.87M | 0.10% | −859−9.5% | Reduced |
| Jump Financial, LLC | 7,798 | $6.56M | 0.08% | +398+5.4% | Added |
| Brinker Capital Investments, LLC | 7,273 | $6.12M | 0.04% | −2,351−24.4% | Reduced |
| Beck Bode, LLC | 6,672 | $5.61M | 0.93% | −502−7.0% | Reduced |
| Navellier & Associates Inc | 6,668 | $5.61M | 0.63% | +48+0.7% | Added |
| Engineers Gate Manager LP | 6,655 | $5.60M | 0.07% | +3,193+92.2% | Added |
| Cinctive Capital Management LP | 6,606 | $5.56M | 0.32% | −5,694−46.3% | Reduced |
| Maryland State Retirement & Pension System | 6,430 | $5.41M | 0.11% | +29+0.5% | Added |
| US Bancorp | 6,385 | $5.37M | 0.01% | −688−9.7% | Reduced |
| EFG International AG | 6,196 | $5.21M | 0.10% | +6,196 | New |
| Mackenzie Financial Corp | 6,230 | $5.21M | 0.01% | +2,095+50.7% | Added |
| Federation des caisses Desjardins du Quebec | 6,184 | $5.20M | 0.02% | −329−5.1% | Reduced |
| HighTower Advisors, LLC | 6,076 | $5.11M | 0.01% | +128+2.2% | Added |
| Virtu Financial LLC | 6,041 | $5.08M | 0.20% | +6,041 | New |
| iA Global Asset Management Inc. | 6,000 | $5.05M | 0.06% | −10−0.2% | Reduced |
| Mitsubishi UFJ Kokusai Asset Management Co., Ltd. | 5,550 | $4.66M | 0.00% | +5,550 | New |
| Eagle Global Advisors LLC | 5,502 | $4.63M | 0.17% | −198−3.5% | Reduced |
| QVT Financial LP | 5,218 | $4.39M | 0.42% | −3,462−39.9% | Reduced |
| M&T Bank Corp | 4,980 | $4.19M | 0.01% | +1,286+34.8% | Added |
| Evergreen Capital Management LLC | 4,907 | $4.13M | 0.09% | +4,019+452.6% | Added |
| Acuta Capital Partners, LLC | 4,851 | $4.08M | 2.77% | −1,528−24.0% | Reduced |
| China Universal Asset Management Co., Ltd. | 4,744 | $3.99M | 0.31% | −622−11.6% | Reduced |
| State Street Corp | 4,734 | $3.98M | 0.00% | −115−2.4% | Reduced |
| O'Shaughnessy Asset Management, LLC | 4,670 | $3.93M | 0.02% | +1,512+47.9% | Added |
| Calamos Advisors LLC | 4,640 | $3.90M | 0.02% | −530−10.3% | Reduced |
| Truist Financial Corp | 4,521 | $3.80M | 0.01% | −344−7.1% | Reduced |
| XTX Topco Ltd | 4,297 | $3.61M | 0.09% | +4,297 | New |
| PFM Health Sciences, LP | 4,202 | $3.53M | 0.36% | −2,201−34.4% | Reduced |
| Y-Intercept (Hong Kong) Ltd | 4,170 | $3.51M | 0.08% | +3,420+456.0% | Added |
| DekaBank Deutsche Girozentrale | 8,445 | $3.47M | 0.01% | 00.0% | Unchanged |
| Ethic Inc. | 4,085 | $3.44M | 0.05% | +2,966+265.1% | Added |
| Varma Mutual Pension Insurance Co | 4,000 | $3.36M | 0.02% | 00.0% | Unchanged |
| Vestmark Advisory Solutions, Inc. | 3,851 | $3.24M | 0.04% | +3,487+958.0% | Added |
| LMR Partners LLP | 3,806 | $3.20M | 0.03% | −4,994−56.8% | Reduced |
| Gilder Gagnon Howe & Co LLC | 3,771 | $3.17M | 0.03% | −8−0.2% | Reduced |
| Mariner, LLC | 3,754 | $3.16M | 0.00% | +371+11.0% | Added |
| AWM Investment Company, Inc. | 3,750 | $3.15M | 0.30% | 00.0% | Unchanged |
| Cerity Partners LLC | 3,668 | $3.08M | 0.00% | −994−21.3% | Reduced |
| Nilsine Partners, LLC | 3,653 | $3.07M | 0.27% | +3,653 | New |
| Ilmarinen Mutual Pension Insurance Co | 3,600 | $3.03M | 0.02% | +3,600 | New |
| HighVista Strategies LLC | 3,588 | $3.02M | 0.78% | −480−11.8% | Reduced |
| Kennedy Capital Management, Inc. | 3,545 | $2.98M | 0.06% | +52+1.5% | Added |
| Colony Group, LLC | 3,481 | $2.93M | 0.00% | +3,005+631.3% | Added |
| JustInvest LLC | 3,472 | $2.92M | 0.03% | +128+3.8% | Added |
| NLB Skladi, upravljanje premozenja, d.o.o. | 3,300 | $2.78M | 0.13% | +3,300 | New |
| The PNC Financial Services Group, Inc. | 3,226 | $2.71M | 0.00% | +1,280+65.8% | Added |
| SG Americas Securities, LLC | 3,179 | $2.67M | 0.00% | +1,548+94.9% | Added |
| Main Management ETF Advisors, LLC | 3,132 | $2.63M | 0.09% | +32+1.0% | Added |
| Simplify Asset Management Inc. | 3,115 | $2.62M | 0.04% | +1,456+87.8% | Added |
| Allianz Asset Management GmbH | 3,001 | $2.52M | 0.00% | −670−18.3% | Reduced |
| Sanctuary Advisors, LLC | 2,958 | $2.49M | 0.01% | −289−8.9% | Reduced |
| Sectoral Asset Management Inc | 2,894 | $2.43M | 1.95% | −996−25.6% | Reduced |
| Quadrant Capital Group LLC | 2,806 | $2.36M | 0.07% | +2+0.1% | Added |
| Nan Fung Group Holdings Ltd | 2,800 | $2.35M | 2.11% | 00.0% | Unchanged |
| Guggenheim Capital LLC | 2,796 | $2.35M | 0.02% | +88+3.2% | Added |
| Pathstone Holdings, LLC | 2,705 | $2.27M | 0.01% | +288+11.9% | Added |
| SWS Partners | 2,696 | $2.27M | 0.55% | −623−18.8% | Reduced |
| Principal Financial Group Inc | 2,648 | $2.23M | 0.00% | +100+3.9% | Added |
| Cim, LLC | 2,636 | $2.22M | 0.29% | +2,636 | New |
| Silvercrest Asset Management Group LLC | 2,523 | $2.12M | 0.01% | −1,457−36.6% | Reduced |
| Atria Investments LLC | 2,454 | $2.06M | 0.02% | −304−11.0% | Reduced |
| AQR Capital Management LLC | 2,401 | $2.02M | 0.00% | +469+24.3% | Added |
| Verition Fund Management LLC | 2,345 | $1.97M | 0.01% | +1,971+527.0% | Added |
| Laird Norton Trust Company, LLC | 2,273 | $1.91M | 0.04% | +2,273 | New |
| Oppenheimer Asset Management Inc. | 2,229 | $1.87M | 0.02% | −1,192−34.8% | Reduced |
| Partners Capital Investment Group, LLP | 2,159 | $1.82M | 0.07% | −1,345−38.4% | Reduced |